{ "id": "96bL0pjZMVaIZumo", "name": "n8n MCP Server", "tags": [ { "id": "YqsnPBStdCs8UWVd", "name": "Template", "createdAt": "2024-06-28T16:06:23.898Z", "updatedAt": "2024-06-28T16:06:23.898Z" } ], "nodes": [ { "id": "75745d55-9502-4fa2-875e-c3d828e3d121", "name": "When Executed by Another Workflow", "type": "n8n-nodes-base.executeWorkflowTrigger", "position": [ -1312, 592 ], "parameters": { "workflowInputs": { "values": [ { "name": "operation" }, { "name": "payload", "type": "any" } ] } }, "typeVersion": 1.1 }, { "id": "a1c11000-cfg0-0000-0000-000000000001", "name": "Config", "type": "n8n-nodes-base.set", "notes": "The only node to edit. host = n8n base URL, no trailing slash. api_key = Settings > n8n API > create key.", "position": [ -1088, 592 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "92b459de-c524-4aef-bf04-93d01a293cda", "name": "host", "type": "string", "value": "https://your-instance.n8n.cloud" }, { "id": "0e570b94-b6ed-4663-85cb-657f07986236", "name": "api_key", "type": "string", "value": "PASTE_YOUR_N8N_API_KEY_HERE" } ] }, "includeOtherFields": true }, "notesInFlow": true, "typeVersion": 3.4 }, { "id": "41f42ffe-cf36-4871-b65d-867875c0644b", "name": "Parse Payload", "type": "n8n-nodes-base.code", "position": [ -864, 592 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "// Parse the outer payload (string-or-object).\nconst raw = $json.payload;\nlet payload = raw;\n\nif (typeof raw === 'string') {\n try { payload = JSON.parse(raw); } catch { payload = raw; }\n}\n\n// Deterministic repair for the #1 cause of invalid tool-arg JSON: an LLM\n// emitting RAW control characters (real newlines / tabs) inside a JSON\n// string value \u2014 e.g. multi-line jsCode or a systemMessage. JSON forbids\n// literal control chars inside strings, so JSON.parse throws. We walk the\n// string tracking whether we're inside a string literal (respecting\n// backslash escapes) and escape only the control chars that sit INSIDE a\n// string. Structural whitespace between tokens is left untouched. Fully\n// deterministic and idempotent on already-valid JSON.\nfunction repairJsonControlChars(s) {\n let out = '';\n let inStr = false;\n let esc = false;\n for (let i = 0; i < s.length; i++) {\n const ch = s[i];\n const code = s.charCodeAt(i);\n if (esc) { out += ch; esc = false; continue; }\n if (ch === '\\\\') { out += ch; esc = true; continue; }\n if (ch === '\"') { inStr = !inStr; out += ch; continue; }\n if (inStr && code < 0x20) {\n if (ch === '\\n') out += '\\\\n';\n else if (ch === '\\r') out += '\\\\r';\n else if (ch === '\\t') out += '\\\\t';\n else if (ch === '\\b') out += '\\\\b';\n else if (ch === '\\f') out += '\\\\f';\n else out += '\\\\u' + code.toString(16).padStart(4, '0');\n continue;\n }\n out += ch;\n }\n return out;\n}\n\n// Deep-parse nested JSON-string fields. The MCP transport delivers\n// object-shaped tool args as JSON-stringified strings, so for fields\n// that are supposed to be objects/arrays we parse them here once.\n// Idempotent: already-parsed objects pass through unchanged.\n// On a parse failure we attempt a single deterministic control-char\n// repair before giving up (then fall back to the raw value, unchanged\n// behaviour, so this can never regress a payload that parses today).\nfunction deepParse(value) {\n if (typeof value !== 'string') return value;\n const trimmed = value.trim();\n if (!trimmed) return value;\n try {\n return JSON.parse(trimmed);\n } catch {\n try {\n return JSON.parse(repairJsonControlChars(trimmed));\n } catch {\n return value;\n }\n }\n}\n\nif (payload && typeof payload === 'object' && !Array.isArray(payload)) {\n if ('updates' in payload) payload.updates = deepParse(payload.updates);\n if ('body' in payload) payload.body = deepParse(payload.body);\n if ('node_payload' in payload) payload.node_payload = deepParse(payload.node_payload);\n if ('connect_to' in payload) payload.connect_to = deepParse(payload.connect_to);\n if ('disconnect' in payload) payload.disconnect = deepParse(payload.disconnect);\n}\n\nreturn { ...$json, payload };\n" }, "typeVersion": 2 }, { "id": "7e8d58b0-cb42-45cf-a841-db761ae28852", "name": "Execution Data", "type": "n8n-nodes-base.executionData", "notes": "Custom-data search is a case-insensitive SUBSTRING match and the executions list takes ONE key at a time - hence `search`, which holds every facet in a fixed order so one filter can combine them (e.g. `write wf:AbC123`).", "position": [ -640, 592 ], "parameters": { "dataToSave": { "values": [ { "key": "type", "value": "sub" }, { "key": "operation", "value": "={{ $json.operation }}" }, { "key": "kind", "value": "={{ /^(get|search|list)/.test($json.operation) ? \"read\" : \"write\" }}" }, { "key": "workflow_id", "value": "={{ $json.payload?.workflow_id\n ?? ([\"get_workflow\", \"delete_workflow\", \"activate_workflow\", \"deactivate_workflow\"].includes($json.operation)\n ? String($json.payload ?? \"\")\n : \"\") }}" }, { "key": "search", "value": "={{ [\n $json.operation,\n /^(get|search|list)/.test($json.operation) ? \"read\" : \"write\",\n $json.payload?.workflow_id ? \"wf:\" + $json.payload.workflow_id : null,\n $json.payload?.execution_id ? \"exec:\" + $json.payload.execution_id : null,\n $json.payload?.node_name ? \"node:\" + $json.payload.node_name : null,\n typeof $json.payload?.name === \"string\" ? \"name:\" + $json.payload.name : null,\n typeof $json.payload === \"object\" ? null : String($json.payload ?? \"\")\n].filter(Boolean).join(\" \").slice(0, 500) }}" } ] } }, "typeVersion": 1.1 }, { "id": "c37aa593-3047-4e01-ace8-9c3157be710c", "name": "Operation", "type": "n8n-nodes-base.switch", "position": [ -368, 368 ], "parameters": { "rules": { "values": [ { "outputKey": "list_all_workflows", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "51e03f7d-6f60-48b9-9a42-58dd425ab918", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "list_all_workflows" } ] }, "renameOutput": true }, { "outputKey": "search_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "81b134bc-d671-4493-b3ad-8df9be3f49a6", "operator": { "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "search_workflow" } ] }, "renameOutput": true }, { "outputKey": "get_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "e76f39fa-34eb-4d2f-aa3b-ea4203bc1bc5", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "get_workflow" } ] }, "renameOutput": true }, { "outputKey": "get_single_node", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "1fd514fe-e936-4e5b-8c46-bac85074b760", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "get_single_node" } ] }, "renameOutput": true }, { "outputKey": "create_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "cbaaa96f-b322-4325-88fe-4b3999c70d8e", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "create_workflow" } ] }, "renameOutput": true }, { "outputKey": "search_execution", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "8dabaae1-f7e2-416d-a8ab-87ff57b820bf", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "search_execution" } ] }, "renameOutput": true }, { "outputKey": "get_execution", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "72fb0f64-1a11-403e-bab8-a45cb04d484f", "operator": { "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "get_execution" } ] }, "renameOutput": true }, { "outputKey": "get_node_execution", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "c2c6887b-f467-4df2-b3d3-6e6bed6da67e", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "get_node_execution" } ] }, "renameOutput": true }, { "outputKey": "add_node_to_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "46f390ab-29b6-494d-98d1-5c4ac30c6045", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "add_node_to_workflow" } ] }, "renameOutput": true }, { "outputKey": "update_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "eef3f7e7-0b6c-481c-b448-e24d98c17be7", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "update_workflow" } ] }, "renameOutput": true }, { "outputKey": "delete_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "04abbd89-ea16-4177-b0af-087e2595f193", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "delete_workflow" } ] }, "renameOutput": true }, { "outputKey": "activate_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "ecce5fd4-2ea1-42a9-a0e1-a002c6e43663", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "activate_workflow" } ] }, "renameOutput": true }, { "outputKey": "deactivate_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "a1e3dd7b-ea66-4adf-ba5b-a4f78fdf8fc7", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "deactivate_workflow" } ] }, "renameOutput": true }, { "outputKey": "update_node", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "bdb9100a-902a-4813-bada-c635ab8e0b31", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "update_node" } ] }, "renameOutput": true }, { "outputKey": "remove_node", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "da6b70ee-8a3f-44fd-8725-c5f2a8054b83", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "remove_node" } ] }, "renameOutput": true }, { "outputKey": "run_workflow", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "loose" }, "combinator": "and", "conditions": [ { "id": "3d6d636c-af33-4461-bfe4-9f9dfeb070cd", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $json.operation }}", "rightValue": "run_workflow" } ] }, "renameOutput": true } ] }, "options": { "fallbackOutput": "extra" }, "looseTypeValidation": true }, "typeVersion": 3.2 }, { "id": "557942dc-65bf-4ec2-b9bf-a1041fac8a86", "name": "Stop and Error", "type": "n8n-nodes-base.stopAndError", "position": [ -368, 1008 ], "parameters": { "errorMessage": "Option not found, update sub workflow in n8n." }, "typeVersion": 1 }, { "id": "a1c11000-0001-0000-0000-000000000001", "name": "Split Workflows List", "type": "n8n-nodes-base.splitOut", "position": [ 192, -1120 ], "parameters": { "options": {}, "fieldToSplitOut": "data" }, "typeVersion": 1 }, { "id": "e40c7f8c-7111-40cf-ae21-8dc17a8637a0", "name": "Search Workflow By Name", "type": "n8n-nodes-base.httpRequest", "onError": "continueRegularOutput", "position": [ 192, -896 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows", "options": {}, "sendQuery": true, "sendHeaders": true, "queryParameters": { "parameters": [ { "name": "name", "value": "={{ $json.q }}" }, { "name": "limit", "value": "200" }, { "name": "excludePinnedData", "value": "true" } ] }, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "a1c11000-0001-0000-0000-000000000002", "name": "Rank & Shape Results", "type": "n8n-nodes-base.code", "position": [ 416, -896 ], "parameters": { "jsCode": "// Merge, de-dupe and rank the per-keyword search hits into a smart result list.\n// The HTTP node ran once per probe (keyword x case-variant); collect every hit,\n// de-dupe by workflow id, then score each candidate against the lowercased\n// keyword tokens so multi-keyword / word-order-independent queries rank well.\n\nconst httpItems = $('Search Workflow By Name').all();\nconst meta = $('Build Search Queries').first().json;\nconst scoreTokens = Array.isArray(meta.scoreTokens) ? meta.scoreTokens : [];\nconst rawQuery = meta.rawQuery ?? '';\nconst phrase = scoreTokens.join(' ');\n\n// Collect unique candidate workflows by id (defensive: HTTP errors / empties).\nconst byId = new Map();\nfor (const it of httpItems) {\n const data = it && it.json ? it.json.data : null;\n if (!Array.isArray(data)) continue;\n for (const wf of data) {\n if (wf && wf.id != null && !byId.has(wf.id)) byId.set(wf.id, wf);\n }\n}\n\nfunction escapeRe(s) {\n return s.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\$&');\n}\n\nfunction scoreWorkflow(wf) {\n const nameLc = String(wf.name ?? '').toLowerCase();\n if (scoreTokens.length === 0) return 1;\n let matched = 0;\n let wholeWord = 0;\n for (const t of scoreTokens) {\n if (!t) continue;\n if (nameLc.includes(t)) {\n matched++;\n const re = new RegExp('(^|[^a-z0-9])' + escapeRe(t) + '($|[^a-z0-9])');\n if (re.test(nameLc)) wholeWord++;\n }\n }\n if (matched === 0) return 0;\n let score = matched * 10 + wholeWord * 3;\n if (matched === scoreTokens.length) score += 50; // all keywords present\n if (phrase && nameLc.includes(phrase)) score += 40; // contiguous phrase\n return score;\n}\n\nlet ranked = [...byId.values()]\n .map((wf) => ({ wf, score: scoreWorkflow(wf) }))\n .filter((x) => x.score > 0)\n .sort(\n (a, b) =>\n b.score - a.score ||\n String(a.wf.name).length - String(b.wf.name).length ||\n String(b.wf.updatedAt).localeCompare(String(a.wf.updatedAt)),\n )\n .slice(0, 25);\n\nif (ranked.length === 0) {\n return [\n {\n json: {\n message: `No workflows matched \"${rawQuery}\".`,\n query: rawQuery,\n count: 0,\n },\n },\n ];\n}\n\nreturn ranked.map(({ wf, score }) => ({\n json: {\n id: wf.id,\n name: wf.name,\n active: wf.active ?? null,\n tags: Array.isArray(wf.tags)\n ? wf.tags.map((t) => (t && t.name ? t.name : t))\n : [],\n updatedAt: wf.updatedAt ?? null,\n _score: score,\n },\n}));\n" }, "typeVersion": 2 }, { "id": "3d4e9b24-28ee-4051-ba74-d89417447d90", "name": "Find Node", "type": "n8n-nodes-base.code", "position": [ 192, -448 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const targetNode = $('Parse Payload').first().json?.payload?.node_name;\n\nif (!targetNode) {\n throw new Error(\"Missing payload.node_name in 'Parse Payload'.\");\n}\n\nconst nodes = $json.nodes\n\nif (!Array.isArray(nodes)) {\n throw new Error(\"workflowData.nodes not found on $json.\");\n}\n\nconst nodeItem = nodes.find(n => n?.name === targetNode) || null;\n\nif (!nodeItem) {\n const available = nodes.map(n => n?.name).filter(Boolean);\n throw new Error(\n `Node not found in workflowData.nodes: \"${targetNode}\". Available: ${available.slice(0, 50).join(\", \")}`\n );\n}\n\nreturn nodeItem;" }, "typeVersion": 2 }, { "id": "a1c11000-0004-0000-0000-000000000001", "name": "Sanitize Create Payload", "type": "n8n-nodes-base.code", "position": [ -32, -224 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "// The n8n public POST /workflows endpoint rejects read-only fields.\n// We strip them defensively and ensure required fields have safe defaults.\nconst raw = $('Parse Payload').first().json.payload;\nconst wf = typeof raw === 'string' ? JSON.parse(raw) : raw;\n\nif (!wf || typeof wf !== 'object') throw new Error('payload must be an object describing a workflow');\nif (!wf.name) throw new Error('payload.name is required');\nif (!Array.isArray(wf.nodes)) throw new Error('payload.nodes must be an array');\n\nconst {\n id, active, tags, shared, pinData, versionId, meta, triggerCount,\n createdAt, updatedAt,\n ...clean\n} = wf;\n\nreturn {\n name: clean.name,\n nodes: clean.nodes,\n connections: clean.connections ?? {},\n settings: clean.settings ?? { executionOrder: 'v1' },\n ...(clean.staticData ? { staticData: clean.staticData } : {}),\n};" }, "typeVersion": 2 }, { "id": "208d9e73-4f4f-481c-94f2-f1aab29f0280", "name": "POST Create Workflow", "type": "n8n-nodes-base.httpRequest", "position": [ 192, -224 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows", "method": "POST", "options": { "response": { "response": { "neverError": true } } }, "jsonBody": "={{ JSON.stringify($json) }}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "29c6b3d4-217c-410f-af5a-d4be7f66a2d2", "name": "Fetch Executions", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 0 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/executions", "options": {}, "jsonQuery": "={\n \"workflowId\": \"{{ $json.payload.workflow_id }}\",\n \"includeData\": false,\n {{ $if($json.payload.status !== 'all',`\"status\": \"${$json.payload.status}\",`,'') }}\n {{ $if($json.payload.cursor,`\"cursor\": \"${$json.payload.cursor}\",`,'') }}\n \"limit\": 20\n}", "sendQuery": true, "sendHeaders": true, "specifyQuery": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "2a6912eb-462c-4e54-b038-d32386c4bdef", "name": "Get an execution", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 224 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/executions/{{ $json.payload }}", "options": {}, "jsonQuery": "{\n \"includeData\": true\n}", "sendQuery": true, "sendHeaders": true, "specifyQuery": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "8af069c1-c803-400a-8f07-8d3bdfb39f95", "name": "Find Node Execution", "type": "n8n-nodes-base.code", "position": [ 416, 448 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const targetNode = $('Parse Payload').first().json?.payload?.node_name;\n\nif (!targetNode) {\n throw new Error(\"Missing payload.node_name in 'Parse Payload'.\");\n}\n\nconst executionHistory = $json.executionHistory;\n\nif (!Array.isArray(executionHistory)) {\n throw new Error(\"executionHistory not found on $json.\");\n}\n\nconst nodeExecution = executionHistory.find(entry => entry?.node === targetNode) || null;\n\nif (!nodeExecution) {\n const available = executionHistory.map(entry => entry?.node).filter(Boolean);\n throw new Error(\n `Node not found in executionHistory: \"${targetNode}\". Available (nodes that ran): ${available.slice(0, 50).join(\", \")}`\n );\n}\n\nreturn { ...nodeExecution };\n" }, "typeVersion": 2 }, { "id": "d998d61a-cec8-4b39-8c3f-bbecc30a791f", "name": "Append Node To Workflow", "type": "n8n-nodes-base.code", "position": [ 192, 672 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const ALLOWED_SETTINGS = ['saveExecutionProgress','saveManualExecutions','saveDataErrorExecution','saveDataSuccessExecution','executionTimeout','errorWorkflow','timezone','executionOrder','callerPolicy','callerIds','timeSavedPerExecution'];\nfunction sanitizeSettings(s) {\n if (!s || typeof s !== 'object') return { executionOrder: 'v1' };\n const out = {};\n for (const k of ALLOWED_SETTINGS) if (k in s) out[k] = s[k];\n if (!out.executionOrder) out.executionOrder = 'v1';\n return out;\n}\n\nconst ALLOWED_NODE_KEYS = new Set(['id','name','type','typeVersion','position','parameters','credentials','disabled','notes','notesInFlow','executeOnce','retryOnFail','maxTries','waitBetweenTries','onError','webhookId','alwaysOutputData','continueOnFail','color']);\nfunction sanitizeNode(node) {\n const clean = {};\n for (const k of Object.keys(node)) {\n if (ALLOWED_NODE_KEYS.has(k)) clean[k] = node[k];\n }\n return clean;\n}\n\n// n8n connections shape: connections[fromName][type][outputIndex] = [{ node, type, index }, ...]\nfunction mergeEdges(connections, edges) {\n const out = JSON.parse(JSON.stringify(connections ?? {}));\n for (const edge of edges) {\n if (!edge || !edge.from || !edge.to) continue;\n const type = edge.type || 'main';\n const outputIndex = edge.outputIndex ?? 0;\n const inputIndex = edge.inputIndex ?? 0;\n out[edge.from] ??= {};\n out[edge.from][type] ??= [];\n while (out[edge.from][type].length <= outputIndex) out[edge.from][type].push([]);\n out[edge.from][type][outputIndex].push({ node: edge.to, type, index: inputIndex });\n }\n return out;\n}\n\n// Remove edges matching { from, to, type? }. inputIndex is ignored on match \u2014\n// callers usually don't track it. If multiple matching edges exist on the same\n// outputIndex bucket, they're all removed.\nfunction removeEdges(connections, edges) {\n const out = JSON.parse(JSON.stringify(connections ?? {}));\n for (const edge of edges) {\n if (!edge || !edge.from || !edge.to) continue;\n const type = edge.type || 'main';\n if (!out[edge.from] || !out[edge.from][type]) continue;\n out[edge.from][type] = out[edge.from][type].map(\n bucket => bucket.filter(c => !(c.node === edge.to && (c.type ?? 'main') === type))\n );\n // Tidy: if every outputIndex bucket is empty, drop the type. Then if empty, drop the from key.\n if (out[edge.from][type].every(b => b.length === 0)) delete out[edge.from][type];\n if (Object.keys(out[edge.from]).length === 0) delete out[edge.from];\n }\n return out;\n}\n\nconst parsed = $('Parse Payload').first().json.payload;\nconst newNode = parsed.node_payload;\nconst edgesToAdd = Array.isArray(parsed.connect_to) ? parsed.connect_to : [];\nconst edgesToRemove = Array.isArray(parsed.disconnect) ? parsed.disconnect : [];\nconst workflow = $json;\n\nconst hasNewNode = newNode && typeof newNode === 'object' && !Array.isArray(newNode)\n && typeof newNode.name === 'string' && newNode.name.trim() !== ''\n && typeof newNode.type === 'string' && newNode.type.trim() !== '';\n\nconst nodes = hasNewNode ? [...workflow.nodes, newNode] : [...workflow.nodes];\n// Order: remove first, then add. Lets a caller swap an edge in one call.\nconst afterRemove = removeEdges(workflow.connections, edgesToRemove);\nconst connections = mergeEdges(afterRemove, edgesToAdd);\n\nconst out = {\n name: workflow.name,\n nodes: nodes.map(sanitizeNode),\n connections,\n settings: sanitizeSettings(workflow.settings),\n};\nif (workflow.staticData) out.staticData = workflow.staticData;\nreturn out;\n" }, "typeVersion": 2 }, { "id": "ef167d96-1980-4875-b6ba-10877f6a4747", "name": "PUT Save Added Node", "type": "n8n-nodes-base.httpRequest", "position": [ 416, 672 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload.workflow_id }}", "method": "PUT", "options": { "response": { "response": { "neverError": true } } }, "jsonBody": "={{ JSON.stringify($json) }}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "a1c11000-0008-0000-0000-000000000001", "name": "Return Add Node Result", "type": "n8n-nodes-base.code", "position": [ 640, 672 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const r = $json || {};\nif (r.message && !r.id) {\n return { success: false, error: r.message, description: r.description || '', hint: 'Common causes: workflow not found, malformed node payload, missing required node fields, invalid typeVersion.' };\n}\nreturn { success: true, id: r.id, name: r.name, active: r.active, updatedAt: r.updatedAt };\n" }, "typeVersion": 2 }, { "id": "7033575b-a0d0-486c-a292-cab44e393b58", "name": "PUT Update Workflow", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 896 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload.workflow_id }}", "method": "PUT", "options": { "response": { "response": { "neverError": true } } }, "jsonBody": "={{ JSON.stringify($('Parse Payload').first().json.payload.body) }}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "0e22c06f-fd70-4ec0-96a6-dda8504fab43", "name": "Return Update Result", "type": "n8n-nodes-base.code", "position": [ 192, 896 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "// Surface n8n public API errors instead of swallowing them.\n// n8n response shapes:\n// success \u2192 full workflow object with `id`\n// error \u2192 { message: '...' } with no `id`\nconst r = $json || {};\nif (r.message && !r.id) {\n return { success: false, error: r.message, description: r.description || '', hint: 'Common causes: workflow not found, missing credentials on nodes, no schedulable trigger to activate, unsupported top-level fields (id/active/tags/pinData), invalid node typeVersion.' };\n}\nreturn { success: true, id: r.id, name: r.name, active: r.active, updatedAt: r.updatedAt };\n" }, "typeVersion": 2 }, { "id": "cd466bd5-8e18-4db6-a14a-5829750e922e", "name": "DELETE Workflow", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 1120 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload }}", "method": "DELETE", "options": { "response": { "response": { "neverError": true } } }, "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "50e54c9a-91f3-44da-996f-2238f2f8266e", "name": "Return Delete Result", "type": "n8n-nodes-base.code", "position": [ 192, 1120 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const r = $json || {};\nif (r.message && !r.id && r.message !== 'OK') {\n return { success: false, error: r.message, description: r.description || '', hint: 'Common causes: workflow not found, workflow currently active (deactivate first).' };\n}\nreturn { success: true, message: r.id ? `Workflow ${r.id} deleted` : 'Workflow deleted' };\n" }, "typeVersion": 2 }, { "id": "4d880acb-b2f8-491e-a131-dd2859caaa78", "name": "POST Activate Workflow", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 1344 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload }}/activate", "method": "POST", "options": { "response": { "response": { "neverError": true } } }, "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "42423325-840e-479f-8705-f0fabe97d994", "name": "Return Activate Result", "type": "n8n-nodes-base.code", "position": [ 192, 1344 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const r = $json || {};\nif (r.message && !r.id) {\n return { success: false, error: r.message, description: r.description || '', hint: 'Common causes: workflow has no schedulable trigger (manual triggers do not count), missing credentials on nodes, workflow not found.' };\n}\nreturn { success: true, id: r.id, name: r.name, active: r.active };\n" }, "typeVersion": 2 }, { "id": "840af8a2-be6a-4f1c-a58d-0b388142cfa7", "name": "POST Deactivate Workflow", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 1568 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload }}/deactivate", "method": "POST", "options": { "response": { "response": { "neverError": true } } }, "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "8c7838a1-2f8d-4260-b9e9-5d9214c75bd5", "name": "Return Deactivate Result", "type": "n8n-nodes-base.code", "position": [ 192, 1568 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const r = $json || {};\nif (r.message && !r.id) {\n return { success: false, error: r.message, description: r.description || '', hint: 'Common causes: workflow not found.' };\n}\nreturn { success: true, id: r.id, name: r.name, active: r.active };\n" }, "typeVersion": 2 }, { "id": "6c6a945c-5c1f-4f81-a483-155865abb823", "name": "GET Workflow For Node Update", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 1792 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload.workflow_id }}", "options": {}, "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "b90c8167-f6b3-4c37-bf4a-268114e0677d", "name": "Apply Node Updates", "type": "n8n-nodes-base.code", "position": [ 192, 1792 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "\nconst ALLOWED_SETTINGS = ['saveExecutionProgress','saveManualExecutions','saveDataErrorExecution','saveDataSuccessExecution','executionTimeout','errorWorkflow','timezone','executionOrder','callerPolicy','callerIds','timeSavedPerExecution'];\nfunction sanitizeSettings(s) {\n if (!s || typeof s !== 'object') return { executionOrder: 'v1' };\n const out = {};\n for (const k of ALLOWED_SETTINGS) if (k in s) out[k] = s[k];\n if (!out.executionOrder) out.executionOrder = 'v1';\n return out;\n}\n\nconst ALLOWED_NODE_KEYS = new Set(['id','name','type','typeVersion','position','parameters','credentials','disabled','notes','notesInFlow','executeOnce','retryOnFail','maxTries','waitBetweenTries','onError','webhookId','alwaysOutputData','continueOnFail','color']);\nfunction sanitizeNode(node) {\n const clean = {};\n for (const k of Object.keys(node)) {\n if (ALLOWED_NODE_KEYS.has(k)) clean[k] = node[k];\n }\n return clean;\n}\n\nfunction deepMerge(target, source) {\n const result = { ...target };\n for (const key of Object.keys(source)) {\n if (\n source[key] && typeof source[key] === 'object' && !Array.isArray(source[key]) &&\n target[key] && typeof target[key] === 'object' && !Array.isArray(target[key])\n ) {\n result[key] = deepMerge(target[key], source[key]);\n } else {\n result[key] = source[key];\n }\n }\n return result;\n}\n\nconst payload = $('Parse Payload').first().json.payload;\nconst targetName = payload.node_name;\nconst updates = payload.updates;\nconst workflow = $json;\n\nif (!targetName) throw new Error('Missing payload.node_name');\nif (!updates || typeof updates !== 'object') throw new Error('Missing or invalid payload.updates');\n\nconst nodeIndex = workflow.nodes.findIndex(n => n.name === targetName);\nif (nodeIndex === -1) {\n const available = workflow.nodes.map(n => n.name).join(', ');\n throw new Error(`Node \"${targetName}\" not found. Available: ${available}`);\n}\n\nconst node = workflow.nodes[nodeIndex];\nfor (const [key, value] of Object.entries(updates)) {\n if (key === 'parameters' && typeof value === 'object' && typeof node.parameters === 'object') {\n node.parameters = deepMerge(node.parameters, value);\n } else {\n node[key] = value;\n }\n}\nworkflow.nodes[nodeIndex] = node;\n\nconst out = {\n name: workflow.name,\n nodes: workflow.nodes.map(sanitizeNode),\n connections: workflow.connections ?? {},\n settings: sanitizeSettings(workflow.settings),\n};\nif (workflow.staticData) out.staticData = workflow.staticData;\nreturn out;\n" }, "typeVersion": 2 }, { "id": "a54a0c55-51a4-46cc-b436-f4343c51cbb1", "name": "PUT Save Node Update", "type": "n8n-nodes-base.httpRequest", "position": [ 416, 1792 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload.workflow_id }}", "method": "PUT", "options": { "response": { "response": { "neverError": true } } }, "jsonBody": "={{ JSON.stringify($json) }}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "4d126feb-c13c-465d-a544-993c15baf411", "name": "Return Node Update Result", "type": "n8n-nodes-base.code", "position": [ 640, 1792 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const r = $json || {};\nif (r.message && !r.id) {\n return { success: false, error: r.message, description: r.description || '', hint: 'Common causes: workflow or node not found, missing credentials on existing nodes, invalid update payload.' };\n}\nreturn { success: true, message: r.id ? `Node updated in workflow ${r.id}` : 'Node updated', updatedAt: r.updatedAt };\n" }, "typeVersion": 2 }, { "id": "bb17ce9c-cb2f-46c9-9467-bd8fe97a6876", "name": "GET Workflow For Node Removal", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 2016 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload.workflow_id }}", "options": {}, "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "365abf27-99db-44f6-8c00-9abb1445f27f", "name": "Remove Node And Clean Connections", "type": "n8n-nodes-base.code", "position": [ 192, 2016 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "\nconst ALLOWED_SETTINGS = ['saveExecutionProgress','saveManualExecutions','saveDataErrorExecution','saveDataSuccessExecution','executionTimeout','errorWorkflow','timezone','executionOrder','callerPolicy','callerIds','timeSavedPerExecution'];\nfunction sanitizeSettings(s) {\n if (!s || typeof s !== 'object') return { executionOrder: 'v1' };\n const out = {};\n for (const k of ALLOWED_SETTINGS) if (k in s) out[k] = s[k];\n if (!out.executionOrder) out.executionOrder = 'v1';\n return out;\n}\n\nconst ALLOWED_NODE_KEYS = new Set(['id','name','type','typeVersion','position','parameters','credentials','disabled','notes','notesInFlow','executeOnce','retryOnFail','maxTries','waitBetweenTries','onError','webhookId','alwaysOutputData','continueOnFail','color']);\nfunction sanitizeNode(node) {\n const clean = {};\n for (const k of Object.keys(node)) {\n if (ALLOWED_NODE_KEYS.has(k)) clean[k] = node[k];\n }\n return clean;\n}\n\nconst payload = $('Parse Payload').first().json.payload;\nconst targetName = payload.node_name;\nconst workflow = $json;\n\nif (!targetName) throw new Error('Missing payload.node_name');\n\nconst nodeIndex = workflow.nodes.findIndex(n => n.name === targetName);\nif (nodeIndex === -1) {\n const available = workflow.nodes.map(n => n.name).join(', ');\n throw new Error(`Node \"${targetName}\" not found. Available: ${available}`);\n}\n\nworkflow.nodes.splice(nodeIndex, 1);\n\nconst connections = workflow.connections ?? {};\ndelete connections[targetName];\n\nfor (const [sourceName, outputs] of Object.entries(connections)) {\n if (!outputs.main) continue;\n for (let i = 0; i < outputs.main.length; i++) {\n if (!Array.isArray(outputs.main[i])) continue;\n outputs.main[i] = outputs.main[i].filter(conn => conn.node !== targetName);\n }\n}\n\nconst out = {\n name: workflow.name,\n nodes: workflow.nodes.map(sanitizeNode),\n connections,\n settings: sanitizeSettings(workflow.settings),\n};\nif (workflow.staticData) out.staticData = workflow.staticData;\nreturn out;\n" }, "typeVersion": 2 }, { "id": "33558a66-d3be-41f3-916e-e5c01ff8bdcf", "name": "PUT Save Node Removal", "type": "n8n-nodes-base.httpRequest", "position": [ 416, 2016 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $('Parse Payload').first().json.payload.workflow_id }}", "method": "PUT", "options": { "response": { "response": { "neverError": true } } }, "jsonBody": "={{ JSON.stringify($json) }}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "14c800cd-2cfc-49b3-94bf-2e27ea7cf03d", "name": "Return Node Removal Result", "type": "n8n-nodes-base.code", "position": [ 640, 2016 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const r = $json || {};\nif (r.message && !r.id) {\n return { success: false, error: r.message, description: r.description || '', hint: 'Common causes: workflow or node not found.' };\n}\nreturn { success: true, message: r.id ? `Node removed from workflow ${r.id}` : 'Node removed', updatedAt: r.updatedAt };\n" }, "typeVersion": 2 }, { "id": "c1ef6d42-4a8b-4523-8ff5-9588bc5367de", "name": "n8n MCP Server", "type": "@n8n/n8n-nodes-langchain.mcpTrigger", "position": [ -2896, -32 ], "parameters": { "path": "n8n-mcp" }, "typeVersion": 2 }, { "id": "f5c68a9a-70ef-40fa-8382-451e83e87748", "name": "Get Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2400, 208 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ $fromAI('payload', `workflow id`, 'string') }}", "operation": "get_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "66ae8cc5-6451-44db-9f89-9a46b3f9cbbc", "name": "Get Execution", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2400, 368 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ $fromAI('payload', `execution_id`, 'string') }}", "operation": "get_execution" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "08e08e89-6868-4c27-b8da-0dadb882c5d7", "name": "Search Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2576, 208 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ $fromAI('payload', `keyword to search. use minimal terms, the less words the better. be specific.`, 'string') }}", "operation": "search_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "f1b6820c-0050-4e54-afeb-1a01ad34c219", "name": "Search Execution", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2576, 368 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ JSON.stringify({\n workflow_id: $fromAI('workflow_id', 'The ID of the workflow whose executions to list', 'string'),\n status: $fromAI('status', \"Filter by execution status. One of: 'success', 'error', 'waiting', 'all'. Defaults to 'all'.\", 'string', 'all'),\n cursor: $fromAI('cursor', 'Pagination cursor returned by the previous page. Leave empty for first page.', 'string', '')\n}) }}", "operation": "search_execution" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "359bef27-8e56-4e5e-a965-78096f6d17b3", "name": "List All Workflows", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2224, 208 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "description": "Use when you fail direct search multiple times. ", "workflowInputs": { "value": { "payload": "=null", "operation": "list_all_workflows" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "73c26e25-3f6d-4707-b603-4181d7db2c4c", "name": "Create Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2576, 720 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ $fromAI('payload', 'Full workflow JSON as a string. Must contain name (string), nodes (array), connections (object), and settings (object).', 'string') }}", "operation": "create_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "c66853ee-db83-4c45-b4d5-c5aed2bc7d1f", "name": "Get Node Input And Output", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2576, 528 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={\n \"execution_id\": \"{{ $fromAI('execution_id') }}\",\n \"node_name\": \"{{ $fromAI('node_name', 'The id of the node', 'string') }}\"\n}", "operation": "get_node_execution" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "5819f351-ebf3-4985-bee2-0fa332fb9112", "name": "Get Single Node In Current Canvas", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2400, 528 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={\n \"workflow_id\": \"{{ $fromAI('workflow_id') }}\",\n \"node_name\": \"{{ $fromAI('node_name', 'The id of the node', 'string') }}\"\n}", "operation": "get_single_node" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "79dc5e51-2ff3-4f30-8872-d8d029ae14bd", "name": "Add Node To Current Canvas", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2400, 720 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "description": "Add a node and/or add/remove edges in an n8n workflow. CRITICAL \u2014 CONCURRENCY: this does a FULL-workflow read-modify-write with NO locking, and the save uses neverError so conflicts are hidden. NEVER call this (or Update Node / Remove Node / Update Workflow) more than once at a time, in parallel, or back-to-back \u2014 concurrent calls race and the last write SILENTLY overwrites the others. Make ONE mutation, then re-read the workflow to confirm before the next. CRITICAL \u2014 CODE FORMATTING: when a node_payload is a Code node, write its jsCode as readable MULTI-LINE code (real newlines, indentation, comments); never collapse it to a single line.", "workflowInputs": { "value": { "payload": "={{ JSON.stringify({\n workflow_id: $fromAI('workflow_id', 'The ID of the workflow to mutate', 'string'),\n node_payload: $fromAI('node_payload', 'Full node JSON as a JSON-stringified object. Required: name (string), type (string, e.g. \"n8n-nodes-base.set\" or \"@n8n/n8n-nodes-langchain.lmChatOpenAi\"), typeVersion (number), position ([x,y] array), parameters (object). Optional: credentials (object), disabled (boolean), notes (string). Must be valid JSON. Pass \"{}\" to skip node addition and only mutate edges via connect_to / disconnect.', 'string', '{}'),\n connect_to: $fromAI('connect_to', 'Optional. JSON-stringified array of edges to ADD. Each: { from: string (node NAME), to: string (node NAME), type?: \"main\"|\"ai_tool\"|\"ai_languageModel\"|\"ai_memory\"|\"ai_outputParser\", outputIndex?: number (default 0), inputIndex?: number (default 0) }. Use type=\"ai_tool\" when wiring a tool node to an AI Agent. Pass \"[]\" or omit when not adding edges.', 'string', '[]'),\n disconnect: $fromAI('disconnect', 'Optional. JSON-stringified array of edges to REMOVE (applied BEFORE connect_to additions, so you can swap an edge in one call). Each: { from, to, type? }. Pass \"[]\" or omit when not removing edges.', 'string', '[]')\n}) }}", "operation": "add_node_to_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "0905b373-ad84-4383-84b9-092320f5bfac", "name": "Delete Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2576, 1072 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ $fromAI('workflow_id', 'The ID of the workflow to delete. WARNING: This is permanent and cannot be undone.', 'string') }}", "operation": "delete_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "04c3b95e-98f9-4116-a4be-cdd2c4b65981", "name": "Activate Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2576, 1248 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ $fromAI('workflow_id', 'The ID of the workflow to activate (turn on)', 'string') }}", "operation": "activate_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "0d53f1b5-770d-4739-bda5-5e2abe49dc17", "name": "Deactivate Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2400, 1248 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ $fromAI('workflow_id', 'The ID of the workflow to deactivate (turn off)', 'string') }}", "operation": "deactivate_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "965077f9-cc84-46a8-8360-716a9052f98f", "name": "Update Node In Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2400, 896 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "description": "Update one node's fields in an n8n workflow (parameters are merged shallowly; also name/disabled/position/credentials/type/typeVersion/onError). CRITICAL \u2014 CONCURRENCY: this does a FULL-workflow read-modify-write with NO locking or version check, and the save uses neverError so conflicts are hidden. NEVER call this (or Add Node / Remove Node / Update Workflow) more than once at a time, in parallel, or back-to-back \u2014 concurrent calls race and the last write SILENTLY overwrites the others (this is why edits 'disappear'). Always mutate ONE node, then re-read it with Get Single Node to confirm it stuck before the next edit. CRITICAL \u2014 CODE FORMATTING: always write a Code node's jsCode as readable MULTI-LINE code with real newlines, indentation and comments. Multi-line jsCode saves fine here \u2014 never collapse it onto a single line.", "workflowInputs": { "value": { "payload": "={{ JSON.stringify({\n workflow_id: $fromAI('workflow_id', 'The ID of the workflow containing the node', 'string'),\n node_name: $fromAI('node_name', 'The exact name of the node to update', 'string'),\n updates: $fromAI('updates', \"Partial node update as a JSON-stringified object. Pass ONLY the fields you want to change. Supported fields: `parameters` (object \\u2014 merged shallowly with existing params), `name` (string), `disabled` (boolean), `position` ([x, y] array), `credentials` (object), `type` (string), `typeVersion` (number), `onError` (string). Example: '{\\\"parameters\\\":{\\\"url\\\":\\\"https://new-api.com\\\"},\\\"disabled\\\":false}'. Must be valid JSON. Pass the JSON-stringified value, not a raw object.\", 'string')\n}) }}", "operation": "update_node" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "8b66e8e7-4623-4369-bf0f-76e3948e8627", "name": "Remove Node From Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2400, 1072 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "description": "Remove a node (and clean its connections) from an n8n workflow. CRITICAL \u2014 CONCURRENCY: this does a FULL-workflow read-modify-write with NO locking, and the save uses neverError so conflicts are hidden. NEVER call this (or Update Node / Add Node / Update Workflow) more than once at a time, in parallel, or back-to-back \u2014 concurrent calls race and the last write SILENTLY overwrites the others. Make ONE mutation, then re-read the workflow to confirm before the next.", "workflowInputs": { "value": { "payload": "={\n \"workflow_id\": \"{{ $fromAI('workflow_id', 'The ID of the workflow containing the node', 'string') }}\",\n \"node_name\": \"{{ $fromAI('node_name', 'The exact name of the node to remove', 'string') }}\"\n}", "operation": "remove_node" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "f755402a-8a7f-43bb-9ac4-468a9d4493c6", "name": "Run Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2224, 1248 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "workflowInputs": { "value": { "payload": "={{ $fromAI('payload', `JSON object as a string:\n{\n \"workflow_id\": \"\",\n \"execution_id\": \"\"\n}\nThe workflow is run by retrying an execution with loadWorkflow=true, so the CURRENT saved definition runs. It must have run at least once before.`, 'string') }}", "operation": "run_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "a1c11000-0002-0000-0000-000000000010", "name": "Build Search Queries", "type": "n8n-nodes-base.code", "position": [ -32, -896 ], "parameters": { "jsCode": "// Build a set of small, case-variant name probes from the search payload.\n// WHY: the n8n public API `/workflows?name=` filter is a CASE-SENSITIVE,\n// contiguous-substring match. A naive single query (e.g. \"universal\") misses\n// \"Universal contact-finder\" and can't handle multiple keywords or word order.\n// Fetching all ~400 workflows to filter locally is ~100MB, so instead we probe\n// each keyword in a few casings and let the HTTP node fan out. Only matching\n// workflows come back -> light payloads. Ranking happens downstream.\n\nconst raw = String($input.first().json.payload ?? '').trim();\n\nconst STOP = new Set([\n 'the', 'a', 'an', 'of', 'to', 'and', 'or', 'for', 'in', 'on', 'with',\n 'workflow', 'workflows', 'n8n',\n]);\n\n// Tokenize on any non-alphanumeric separator; drop tiny tokens and stopwords.\nlet tokens = raw\n .split(/[^A-Za-z0-9]+/)\n .map((t) => t.trim())\n .filter((t) => t.length >= 2 && !STOP.has(t.toLowerCase()));\n\n// De-dupe tokens case-insensitively, preserve order, cap to 6.\nconst seen = new Set();\ntokens = tokens\n .filter((t) => {\n const k = t.toLowerCase();\n if (seen.has(k)) return false;\n seen.add(k);\n return true;\n })\n .slice(0, 6);\n\n// Lowercased tokens are what the ranking node scores against.\nconst scoreTokens = tokens.map((t) => t.toLowerCase());\n\n// Probe each token; for 2-4 token queries also probe the joined phrase so an\n// exact-ish phrase match can be found and boosted.\nconst probes = [...tokens];\nif (tokens.length >= 2 && tokens.length <= 4) probes.push(tokens.join(' '));\n\n// Fallback: query was only stopwords/symbols -> probe the raw string.\nif (probes.length === 0 && raw) probes.push(raw);\n\n// Case variants defeat the API's case-sensitive matching: lower, UPPER, Title,\n// and Capitalized-first cover lowercase / ALLCAPS / TitleCase naming.\nfunction variants(s) {\n const lower = s.toLowerCase();\n const upper = s.toUpperCase();\n const title = lower.replace(/\\b\\w/g, (c) => c.toUpperCase());\n const capFirst = lower.charAt(0).toUpperCase() + lower.slice(1);\n return [...new Set([s, lower, upper, title, capFirst])];\n}\n\nconst queries = new Set();\nfor (const p of probes) {\n for (const v of variants(p)) {\n const q = v.trim();\n if (q) queries.add(q);\n }\n}\n\nlet list = [...queries].filter(Boolean);\n\n// Never send an empty name (would match every workflow = huge payload).\nif (list.length === 0) list.push('__no_match__');\n\nreturn list.map((q) => ({ json: { q, scoreTokens, rawQuery: raw } }));\n" }, "typeVersion": 2 }, { "id": "239fbab4-6f80-4755-844c-cb02fa3b9844", "name": "GET Latest Execution", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 2240 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/executions", "options": {}, "jsonQuery": "={\n \"workflowId\": \"{{ $('Parse Payload').first().json.payload.workflow_id }}\",\n \"includeData\": false,\n \"limit\": 1\n}", "sendQuery": true, "sendHeaders": true, "specifyQuery": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "87eea51d-1b90-4f96-938c-e2c7ca0ce586", "name": "Pick Execution To Retry", "type": "n8n-nodes-base.code", "position": [ 192, 2240 ], "parameters": { "jsCode": "// Which execution to retry: the caller's explicit execution_id, else the latest one.\nconst payload = $('Parse Payload').first().json.payload || {};\nconst data = Array.isArray($input.first().json.data) ? $input.first().json.data : [];\n\nconst provided = String(payload.execution_id ?? '').trim();\nconst latest = data.length ? data[0].id : null;\nconst execution_id = provided || latest;\n\nif (!execution_id) {\n throw new Error(\n 'No execution found to retry for workflow \"' + (payload.workflow_id || '') + '\". ' +\n 'Run that workflow once first, or pass execution_id.'\n );\n}\n\nreturn [{ json: { workflow_id: payload.workflow_id, execution_id: String(execution_id) } }];\n" }, "typeVersion": 2 }, { "id": "08ee7eb9-e1e0-4367-a438-d3a859740354", "name": "POST Retry Execution", "type": "n8n-nodes-base.httpRequest", "position": [ 416, 2240 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/executions/{{ $json.execution_id }}/retry", "method": "POST", "options": {}, "jsonBody": "{\n \"loadWorkflow\": true\n}", "sendBody": true, "sendHeaders": true, "specifyBody": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "cd34a1b2-1238-4820-9cf6-1b4412c5db14", "name": "Return Run Result", "type": "n8n-nodes-base.code", "position": [ 640, 2240 ], "parameters": { "jsCode": "// Shape the tool result for the calling agent.\nconst picked = $('Pick Execution To Retry').first().json;\n\nreturn [{ json: {\n ok: true,\n workflow_id: picked.workflow_id,\n retried_execution_id: picked.execution_id,\n retry_response: $input.first().json,\n message: 'Re-ran workflow ' + picked.workflow_id + ' by retrying execution ' +\n picked.execution_id + ' with loadWorkflow=true (the current saved definition runs).'\n} }];\n" }, "typeVersion": 2 }, { "id": "836c9042-68f7-4a9b-bd98-734da394ee6b", "name": "Update Workflow", "type": "@n8n/n8n-nodes-langchain.toolWorkflow", "position": [ -2576, 896 ], "parameters": { "workflowId": { "__rl": true, "mode": "id", "value": "={{ $workflow.id }}" }, "description": "Replace an entire n8n workflow (name, nodes, connections, settings) in one PUT. CRITICAL \u2014 CONCURRENCY: full-workflow write with NO locking; the save hides conflicts. NEVER call this (or Update Node / Add Node / Remove Node) more than once at a time, in parallel, or back-to-back \u2014 concurrent calls race and the last write SILENTLY overwrites the others. Fetch current state first, make ONE write, then re-read to confirm. CRITICAL \u2014 CODE FORMATTING: write every Code node's jsCode as readable MULTI-LINE code (real newlines, indentation, comments); never collapse it to a single line.", "workflowInputs": { "value": { "payload": "={{ JSON.stringify({\n workflow_id: $fromAI('workflow_id', 'The ID of the workflow to update', 'string'),\n body: $fromAI('body', \"Full workflow body as a JSON-stringified object. Required fields: `name` (string), `nodes` (array), `connections` (object), `settings` (object). Optional: `staticData`. Recommended workflow: call get_workflow first to fetch current state, modify only what you need, then pass the full updated object as a JSON string here. For single-node edits, prefer update_node which only requires the diff.\", 'string')\n}) }}", "operation": "update_workflow" }, "schema": [ { "id": "operation", "type": "string", "display": true, "removed": false, "required": false, "displayName": "operation", "defaultMatch": false, "canBeUsedToMatch": true }, { "id": "payload", "display": true, "removed": false, "required": false, "displayName": "payload", "defaultMatch": false, "canBeUsedToMatch": true } ], "mappingMode": "defineBelow", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false } }, "typeVersion": 2.2 }, { "id": "9c4b0db6-4b1e-4f36-b3ea-2a51d0d0b78d", "name": "GET Workflows List", "type": "n8n-nodes-base.httpRequest", "position": [ -32, -1120 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows", "options": {}, "jsonQuery": "{\n \"limit\": 250,\n \"excludePinnedData\": true\n}", "sendQuery": true, "sendHeaders": true, "specifyQuery": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "1e685e25-a648-4271-80f2-e2bf2cca5794", "name": "GET Workflow By Id", "type": "n8n-nodes-base.httpRequest", "position": [ -32, -672 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $json.payload }}", "options": {}, "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "46f598c4-0704-4dfa-a8a6-a51bca95d659", "name": "GET Workflow For Node Add", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 672 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $json.payload.workflow_id }}", "options": {}, "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "ba2948f5-6fa7-4988-a9d1-ad3f521b04ff", "name": "GET Workflow For Node Lookup", "type": "n8n-nodes-base.httpRequest", "position": [ -32, -448 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/workflows/{{ $json.payload.workflow_id }}", "options": {}, "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "583a86de-b81a-4a62-9680-3cc69b257989", "name": "GET Execution For Node IO", "type": "n8n-nodes-base.httpRequest", "position": [ -32, 448 ], "parameters": { "url": "={{ $('Config').first().json.host }}/api/v1/executions/{{ $json.payload.execution_id }}", "options": {}, "jsonQuery": "{\n \"includeData\": true\n}", "sendQuery": true, "sendHeaders": true, "specifyQuery": "json", "headerParameters": { "parameters": [ { "name": "X-N8N-API-KEY", "value": "={{ $('Config').first().json.api_key }}" } ] } }, "typeVersion": 4.2 }, { "id": "11bbe536-93c3-43fd-98a9-66cb0d6bd8b8", "name": "Prepare Execution History", "type": "n8n-nodes-base.code", "position": [ 192, 224 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "// Public API returns `data` as a JSON STRING when includeData=true; the legacy\n// native n8n node returned it pre-parsed. Normalize so downstream code is\n// agnostic to the source.\nconst __raw = $json.data;\nconst __parsed = typeof __raw === \"string\"\n ? (() => { try { return JSON.parse(__raw); } catch { return {}; } })()\n : (__raw || {});\n\nconst exec = __parsed.resultData || {};\nconst runs = exec.runData || {};\nconst stack = (__parsed.executionData?.nodeExecutionStack || []).reduce((m, s) => {\n if (s?.node?.id) m.byId[s.node.id] = s;\n if (s?.node?.name) m.byName[s.node.name] = s;\n return m;\n}, { byId: {}, byName: {} });\n\n// ============ config ============\nconst PREVIEW_CLIP = 1000; // easy to tweak\n\nconst first = a => (Array.isArray(a) && a[0] ? a[0] : null);\nconst firstDeep = a => (Array.isArray(a) && a[0] && Array.isArray(a[0]) && a[0][0] ? a[0][0] : null);\n\nconst tryParse = v => {\n if (typeof v !== \"string\") return v;\n try { return JSON.parse(v); } catch { return v; }\n};\n\nconst pick = (o, ks) => {\n if (!o || typeof o !== \"object\") return o;\n const out = {};\n for (const k of ks) if (k in o) out[k] = o[k];\n return out;\n};\n\nconst shortVal = v => {\n if (v == null) return v;\n if (typeof v === \"string\") return v.length > 400 ? v.slice(0, 400) + \"\u2026\" : v;\n if (Array.isArray(v)) return v.slice(0, 10).map(shortVal);\n if (typeof v === \"object\") {\n const o = {};\n for (const k of Object.keys(v).slice(0, 20)) o[k] = shortVal(v[k]);\n return o;\n }\n return v;\n};\n\nconst toStr = v => {\n try { return JSON.stringify(v) ?? \"null\"; } catch { return \"\\\"[unserializable]\\\"\"; }\n};\nconst clip = (v, len = PREVIEW_CLIP) => toStr(v).slice(0, len);\n\nconst extract = c => {\n if (!c) return null;\n const main = c.main || c.data?.main;\n if (main) {\n const n = firstDeep(main);\n return n?.json ?? n ?? null; // [[[{ json }]]]\n }\n const tool = c.ai_tool;\n if (tool) return (first(tool)?.json ?? first(tool)) ?? null;\n const llm = c.ai_languageModel;\n if (llm) return (first(llm)?.json ?? first(llm)) ?? null;\n const mem = c.ai_memory;\n if (mem) return (first(mem)?.json ?? first(mem)) ?? null;\n return c.json || null;\n};\n\nconst shapeIO = x => {\n if (!x) return x;\n if (x.binary && typeof x.binary === \"object\") {\n x = { ...x, binary: Object.keys(x.binary) }; // collapse binary keys\n }\n if (x.headers || x.body || x.params || x.query || x.webhookUrl) {\n return {\n body: x.body || null,\n query: x.query || null,\n params: x.params || null,\n headers: x.headers ? pick(x.headers, [\"host\", \"content-type\", \"accept\", \"user-agent\", \"cf-ipcountry\", \"x-forwarded-for\"]) : null,\n webhookUrl: x.webhookUrl || null,\n executionMode: x.executionMode || null\n };\n }\n if (x.stocks || x.output_instructions) {\n return { stocks: tryParse(x.stocks) ?? x.stocks, note: x.output_instructions || null };\n }\n return x;\n};\n\nconst parseErrResponse = msgs => {\n if (!Array.isArray(msgs) || !msgs[0]) return undefined;\n const s = String(msgs[0]);\n const m = s.match(/-\\s+\"(.+)\"$/);\n if (!m) return s.slice(0, 300);\n const raw = m[1].replace(/\\\\\"/g, '\"');\n const parsed = tryParse(raw);\n return typeof parsed === \"string\" ? parsed.slice(0, 300) : parsed;\n};\n\n// map workflow nodes by name to fetch unrendered parameters + type\nconst wfNodesByName = {};\nfor (const n of ($json.workflowData?.nodes || [])) {\n if (n?.name) wfNodesByName[n.name] = n;\n}\n\n// 1) Collect rows with raw input/output + error if available\nconst rawRows = Object.entries(runs).flatMap(([node, arr]) =>\n arr.map(r => {\n const nodeId = r.error?.node?.id;\n const stk = (nodeId && stack.byId[nodeId]) || stack.byName[node] || null;\n\n const inputRaw =\n extract(r.inputOverride || {}) ||\n extract(stk?.data || {}) ||\n null;\n\n const outputRaw = extract(r.data || {}) || null;\n\n const err = r.error\n ? shortVal({\n name: r.error.name,\n httpCode: r.error.httpCode,\n message: r.error.message,\n description: r.error.description,\n request: r.error.context?.request ? pick(r.error.context.request, [\"method\", \"uri\", \"body\"]) : undefined,\n response: parseErrResponse(r.error.messages)\n })\n : null;\n\n return {\n node,\n index: r.executionIndex ?? null,\n status: r.executionStatus,\n ms: r.executionTime ?? null,\n from: r.source && r.source[0] ? r.source[0].previousNode : null,\n rawInput: inputRaw,\n rawOutput: outputRaw,\n errorRaw: err,\n };\n })\n).sort((a, b) => (a.index ?? 0) - (b.index ?? 0));\n\n// 2) Backfill input from previous node's output if missing\nconst prevMap = {};\nfor (const row of rawRows) {\n if (!prevMap[row.node]) prevMap[row.node] = [];\n prevMap[row.node].push(row);\n}\nfor (const row of rawRows) {\n if (row.rawInput == null && row.from) {\n const prevList = prevMap[row.from] || [];\n let prev = null;\n for (let i = prevList.length - 1; i >= 0; i--) {\n const cand = prevList[i];\n if ((cand.index ?? -1) < (row.index ?? 1e9)) { prev = cand; break; }\n }\n if (prev && prev.rawOutput != null) row.rawInput = prev.rawOutput;\n }\n}\n\n// 3) Finalize execution history with full parameters\nconst executionHistory = rawRows.map(r => {\n const input_preview = shortVal(shapeIO(tryParse(r.rawInput)));\n const output_preview = shortVal(shapeIO(tryParse(r.rawOutput)));\n const nodeMeta = wfNodesByName[r.node] || null;\n\n return {\n node: r.node,\n type: nodeMeta?.type ?? null,\n index: r.index,\n status: r.status,\n ms: r.ms,\n from: r.from,\n parameters: shortVal(nodeMeta?.parameters ?? null),\n input_preview: clip(input_preview),\n output_preview: clip(output_preview),\n error: clip(r.errorRaw),\n };\n});\n\nreturn { executionHistory };\n" }, "typeVersion": 2 }, { "id": "f6aa7b0c-780a-4919-acb1-7cab60f8d928", "name": "Prepare Execution History (Node IO)", "type": "n8n-nodes-base.code", "position": [ 192, 448 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "// Public API returns `data` as a JSON STRING when includeData=true; the legacy\n// native n8n node returned it pre-parsed. Normalize so downstream code is\n// agnostic to the source.\nconst __raw = $json.data;\nconst __parsed = typeof __raw === \"string\"\n ? (() => { try { return JSON.parse(__raw); } catch { return {}; } })()\n : (__raw || {});\n\nconst exec = __parsed.resultData || {};\nconst runs = exec.runData || {};\nconst stack = (__parsed.executionData?.nodeExecutionStack || []).reduce((m, s) => {\n if (s?.node?.id) m.byId[s.node.id] = s;\n if (s?.node?.name) m.byName[s.node.name] = s;\n return m;\n}, { byId: {}, byName: {} });\n\n// ============ config ============\n// This node backs the single-node \"Get Node Input And Output\" tool, so return\n// the FULL input/output rather than a clipped preview. Limits kept very high\n// (not Infinity) purely as a runaway guard.\nconst PREVIEW_CLIP = 5000000; // whole-JSON slice guard\nconst STRING_CLIP = 2000000; // per-string guard\nconst ARRAY_CLIP = 100000; // per-array item guard\nconst OBJECT_KEY_CLIP = 100000; // per-object key guard\n\nconst first = a => (Array.isArray(a) && a[0] ? a[0] : null);\nconst firstDeep = a => (Array.isArray(a) && a[0] && Array.isArray(a[0]) && a[0][0] ? a[0][0] : null);\n\nconst tryParse = v => {\n if (typeof v !== \"string\") return v;\n try { return JSON.parse(v); } catch { return v; }\n};\n\nconst pick = (o, ks) => {\n if (!o || typeof o !== \"object\") return o;\n const out = {};\n for (const k of ks) if (k in o) out[k] = o[k];\n return out;\n};\n\nconst shortVal = v => {\n if (v == null) return v;\n if (typeof v === \"string\") return v.length > STRING_CLIP ? v.slice(0, STRING_CLIP) + \"\u2026\" : v;\n if (Array.isArray(v)) return v.slice(0, ARRAY_CLIP).map(shortVal);\n if (typeof v === \"object\") {\n const o = {};\n for (const k of Object.keys(v).slice(0, OBJECT_KEY_CLIP)) o[k] = shortVal(v[k]);\n return o;\n }\n return v;\n};\n\nconst toStr = v => {\n try { return JSON.stringify(v) ?? \"null\"; } catch { return \"\\\"[unserializable]\\\"\"; }\n};\nconst clip = (v, len = PREVIEW_CLIP) => toStr(v).slice(0, len);\n\nconst extract = c => {\n if (!c) return null;\n const main = c.main || c.data?.main;\n if (main) {\n const n = firstDeep(main);\n return n?.json ?? n ?? null; // [[[{ json }]]]\n }\n const tool = c.ai_tool;\n if (tool) return (first(tool)?.json ?? first(tool)) ?? null;\n const llm = c.ai_languageModel;\n if (llm) return (first(llm)?.json ?? first(llm)) ?? null;\n const mem = c.ai_memory;\n if (mem) return (first(mem)?.json ?? first(mem)) ?? null;\n return c.json || null;\n};\n\nconst shapeIO = x => {\n if (!x) return x;\n if (x.binary && typeof x.binary === \"object\") {\n x = { ...x, binary: Object.keys(x.binary) }; // collapse binary keys\n }\n if (x.headers || x.body || x.params || x.query || x.webhookUrl) {\n return {\n body: x.body || null,\n query: x.query || null,\n params: x.params || null,\n headers: x.headers ? pick(x.headers, [\"host\", \"content-type\", \"accept\", \"user-agent\", \"cf-ipcountry\", \"x-forwarded-for\"]) : null,\n webhookUrl: x.webhookUrl || null,\n executionMode: x.executionMode || null\n };\n }\n if (x.stocks || x.output_instructions) {\n return { stocks: tryParse(x.stocks) ?? x.stocks, note: x.output_instructions || null };\n }\n return x;\n};\n\nconst parseErrResponse = msgs => {\n if (!Array.isArray(msgs) || !msgs[0]) return undefined;\n const s = String(msgs[0]);\n const m = s.match(/-\\s+\"(.+)\"$/);\n if (!m) return s.slice(0, 300);\n const raw = m[1].replace(/\\\\\"/g, '\"');\n const parsed = tryParse(raw);\n return typeof parsed === \"string\" ? parsed.slice(0, 300) : parsed;\n};\n\n// map workflow nodes by name to fetch unrendered parameters + type\nconst wfNodesByName = {};\nfor (const n of ($json.workflowData?.nodes || [])) {\n if (n?.name) wfNodesByName[n.name] = n;\n}\n\n// 1) Collect rows with raw input/output + error if available\nconst rawRows = Object.entries(runs).flatMap(([node, arr]) =>\n arr.map(r => {\n const nodeId = r.error?.node?.id;\n const stk = (nodeId && stack.byId[nodeId]) || stack.byName[node] || null;\n\n const inputRaw =\n extract(r.inputOverride || {}) ||\n extract(stk?.data || {}) ||\n null;\n\n const outputRaw = extract(r.data || {}) || null;\n\n const err = r.error\n ? shortVal({\n name: r.error.name,\n httpCode: r.error.httpCode,\n message: r.error.message,\n description: r.error.description,\n request: r.error.context?.request ? pick(r.error.context.request, [\"method\", \"uri\", \"body\"]) : undefined,\n response: parseErrResponse(r.error.messages)\n })\n : null;\n\n return {\n node,\n index: r.executionIndex ?? null,\n status: r.executionStatus,\n ms: r.executionTime ?? null,\n from: r.source && r.source[0] ? r.source[0].previousNode : null,\n rawInput: inputRaw,\n rawOutput: outputRaw,\n errorRaw: err,\n };\n })\n).sort((a, b) => (a.index ?? 0) - (b.index ?? 0));\n\n// 2) Backfill input from previous node's output if missing\nconst prevMap = {};\nfor (const row of rawRows) {\n if (!prevMap[row.node]) prevMap[row.node] = [];\n prevMap[row.node].push(row);\n}\nfor (const row of rawRows) {\n if (row.rawInput == null && row.from) {\n const prevList = prevMap[row.from] || [];\n let prev = null;\n for (let i = prevList.length - 1; i >= 0; i--) {\n const cand = prevList[i];\n if ((cand.index ?? -1) < (row.index ?? 1e9)) { prev = cand; break; }\n }\n if (prev && prev.rawOutput != null) row.rawInput = prev.rawOutput;\n }\n}\n\n// 3) Finalize execution history including the full workflow_node object\nconst executionHistory = rawRows.map(r => {\n const input_preview = shortVal(shapeIO(tryParse(r.rawInput)));\n const output_preview = shortVal(shapeIO(tryParse(r.rawOutput)));\n const workflow_node = wfNodesByName[r.node] || null;\n\n return {\n node: r.node,\n type: workflow_node?.type ?? null,\n index: r.index,\n status: r.status,\n ms: r.ms,\n from: r.from,\n workflow_node,\n input_preview: clip(input_preview),\n output_preview: clip(output_preview),\n error: clip(r.errorRaw),\n };\n});\n\nreturn { executionHistory };\n" }, "typeVersion": 2 }, { "id": "9b328ca3-5278-425b-a25c-f897271f05ea", "name": "Shape Execution Result", "type": "n8n-nodes-base.set", "position": [ 416, 224 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "5abbdfc9-4142-4297-8ac8-b1173ae73716", "name": "id", "type": "string", "value": "={{ $('Get an execution').item.json.id }}" }, { "id": "312d3706-06f4-4e1d-99dc-446ee3a378bd", "name": "finished", "type": "boolean", "value": "={{ $('Get an execution').item.json.finished }}" }, { "id": "cd4b78b5-6eeb-462f-bbdf-219617af00c2", "name": "mode", "type": "string", "value": "={{ $('Get an execution').item.json.mode }}" }, { "id": "9fdb2196-903e-4434-b10a-3f5aa9df446e", "name": "status", "type": "string", "value": "={{ $('Get an execution').item.json.status }}" }, { "id": "a4868adb-5303-451c-9996-73f194c34925", "name": "createdAt", "type": "string", "value": "={{ $('Get an execution').item.json.createdAt }}" }, { "id": "00a58b32-0abd-4f64-9ea8-b7f19b591dd7", "name": "startedAt", "type": "string", "value": "={{ $('Get an execution').item.json.startedAt }}" }, { "id": "ec2c2309-684c-4da5-8e5f-83fa5d3e1c4d", "name": "stoppedAt", "type": "string", "value": "={{ $('Get an execution').item.json.stoppedAt }}" }, { "id": "49d57b30-fa2e-4d56-9250-faa07ad88496", "name": "deletedAt", "type": "string", "value": "={{ $('Get an execution').item.json.deletedAt }}" }, { "id": "d8d23cae-7f5d-4263-b8d8-7e64930d031c", "name": "workflowId", "type": "string", "value": "={{ $('Get an execution').item.json.workflowId }}" }, { "id": "a8d7ab04-b7fc-49ad-bf1d-61be0e9411db", "name": "waitTill", "type": "string", "value": "={{ $('Get an execution').item.json.waitTill }}" }, { "id": "59fd0c2f-2dae-4b1d-b244-a8615b2b69fd", "name": "executionHistory", "type": "array", "value": "={{ $json.executionHistory }}" }, { "id": "2e326f6a-93a0-4881-a0f1-2f463dd275e4", "name": "lastNodesBeforeError", "type": "array", "value": "={{ $json.lastNodesBeforeError }}" } ] } }, "typeVersion": 3.4 }, { "id": "7fe2fdcc-908d-431a-9d0c-df25959cfde0", "name": "Shape Workflow List Item", "type": "n8n-nodes-base.set", "position": [ 416, -1120 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "faccf89d-fd28-4516-b914-9dc423333dd5", "name": "name", "type": "string", "value": "={{ $json.name }}" } ] } }, "typeVersion": 3.4 }, { "id": "e1ceea7c-2502-42e5-b808-c01044b0ef08", "name": "Shape Created Workflow", "type": "n8n-nodes-base.set", "position": [ 416, -224 ], "parameters": { "include": "except", "options": {}, "assignments": { "assignments": [] }, "excludeFields": "nodes, connections", "includeOtherFields": true }, "typeVersion": 3.4 }, { "id": "01c815d5-edfb-47f7-bc50-859cd6729482", "name": "Shape Workflow Detail", "type": "n8n-nodes-base.set", "position": [ 192, -672 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "c03bca13-c479-44b2-b691-1135fc6b3e5e", "name": "id", "type": "string", "value": "={{ $json.id }}" }, { "id": "a781e1d9-0215-47f6-9596-f154f7787036", "name": "name", "type": "string", "value": "={{ $json.name }}" }, { "id": "f93881c6-9e2c-4cc4-9570-5bdc5b0da2fa", "name": "updatedAt", "type": "string", "value": "={{ $json.updatedAt }}" }, { "id": "24f6709d-5b71-4b6a-864a-1a1a468ccaa5", "name": "active", "type": "boolean", "value": "={{ $json.active }}" }, { "id": "ac81368a-ecaa-4d86-8428-208c990d61f9", "name": "nodes", "type": "array", "value": "={{ \n $json.nodes\n .filter(i => i.type !== 'n8n-nodes-base.stickyNote')\n .map(i => ({\n id: i.id,\n name: i.name,\n type: i.type\n }))\n}}" }, { "id": "b2e1f3a4-1234-5678-abcd-ef1234567890", "name": "edges", "type": "array", "value": "={{ \n Object.entries($json.connections || {}).flatMap(([from, outputs]) =>\n (outputs.main || []).flatMap((targets, outputIdx) =>\n (targets || []).map(t => ({\n from,\n to: t.node,\n ...((outputs.main || []).length > 1 ? { output: outputIdx } : {})\n }))\n )\n )\n}}" } ] } }, "typeVersion": 3.4 }, { "id": "9b832b55-d55d-45d4-9b1e-f5c962c6d733", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ -1408, 352 ], "parameters": { "color": 6, "width": 936, "height": 420, "content": "### 1. Set up your instance (the only edit needed)\nOpen **Config** and set:\n- `host` - your n8n base URL, no trailing slash (e.g. `https://n8n.acme.com`)\n- `api_key` - Settings > n8n API > Create an API key\n\nEvery HTTP node reads `$('Config').first().json.host` / `.api_key`, so nothing else changes.\n`Parse Payload` JSON-parses the tool arguments (MCP delivers object args as strings)." }, "typeVersion": 1 }, { "id": "fdd3c45e-116c-4fe3-ac37-04b5bba49145", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [ -3008, -384 ], "parameters": { "color": 5, "width": 1008, "height": 1808, "content": "### 2. The MCP surface\nOne tool node per action, all pointing back at this same workflow (`$workflow.id`) with a different `operation`.\n\n**Activate the workflow**, then copy the URL from **n8n MCP Server** into your client (path: `n8n-mcp`). Change the path if another MCP server on this instance already uses it.\n\nTo remove an action from the surface, delete its tool node - the branch on the right just stops being reachable.\n\n**Careful - this is full write access.** These tools can overwrite, deactivate and delete any workflow on the instance set in **Config**, and anyone you hand this to gets that power. Delete the tool nodes you don't want them to have (`Delete Workflow`, `Update Workflow`, `Update Node In Workflow`, `Remove Node From Workflow`, `Run Workflow`) before sharing it." }, "typeVersion": 1 }, { "id": "e4995e25-0baf-4c40-8f25-e57fc31e8491", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [ -464, 176 ], "parameters": { "color": 7, "width": 248, "height": 800, "content": "### 3. Router\n`operation` picks the branch. Unknown operations hit **Stop and Error** so a typo fails loudly instead of returning nothing." }, "typeVersion": 1 } ], "active": false, "settings": { "binaryMode": "separate", "executionOrder": "v1", "saveManualExecutions": true, "saveExecutionProgress": true }, "versionId": "a455c92a-c6c8-4218-bcc4-b7bf49d52630", "nodeGroups": [], "connections": { "Config": { "main": [ [ { "node": "Parse Payload", "type": "main", "index": 0 } ] ] }, "Operation": { "main": [ [ { "node": "GET Workflows List", "type": "main", "index": 0 } ], [ { "node": "Build Search Queries", "type": "main", "index": 0 } ], [ { "node": "GET Workflow By Id", "type": "main", "index": 0 } ], [ { "node": "GET Workflow For Node Lookup", "type": "main", "index": 0 } ], [ { "node": "Sanitize Create Payload", "type": "main", "index": 0 } ], [ { "node": "Fetch Executions", "type": "main", "index": 0 } ], [ { "node": "Get an execution", "type": "main", "index": 0 } ], [ { "node": "GET Execution For Node IO", "type": "main", "index": 0 } ], [ { "node": "GET Workflow For Node Add", "type": "main", "index": 0 } ], [ { "node": "PUT Update Workflow", "type": "main", "index": 0 } ], [ { "node": "DELETE Workflow", "type": "main", "index": 0 } ], [ { "node": "POST Activate Workflow", "type": "main", "index": 0 } ], [ { "node": "POST Deactivate Workflow", "type": "main", "index": 0 } ], [ { "node": "GET Workflow For Node Update", "type": "main", "index": 0 } ], [ { "node": "GET Workflow For Node Removal", "type": "main", "index": 0 } ], [ { "node": "GET Latest Execution", "type": "main", "index": 0 } ], [ { "node": "Stop and Error", "type": "main", "index": 0 } ] ] }, "Get Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Run Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Get Execution": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Parse Payload": { "main": [ [ { "node": "Execution Data", "type": "main", "index": 0 } ] ] }, "Execution Data": { "main": [ [ { "node": "Operation", "type": "main", "index": 0 } ] ] }, "Create Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "DELETE Workflow": { "main": [ [ { "node": "Return Delete Result", "type": "main", "index": 0 } ] ] }, "Delete Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Search Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Update Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Get an execution": { "main": [ [ { "node": "Prepare Execution History", "type": "main", "index": 0 } ] ] }, "Search Execution": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Activate Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Apply Node Updates": { "main": [ [ { "node": "PUT Save Node Update", "type": "main", "index": 0 } ] ] }, "GET Workflow By Id": { "main": [ [ { "node": "Shape Workflow Detail", "type": "main", "index": 0 } ] ] }, "GET Workflows List": { "main": [ [ { "node": "Split Workflows List", "type": "main", "index": 0 } ] ] }, "List All Workflows": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Deactivate Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "PUT Save Added Node": { "main": [ [ { "node": "Return Add Node Result", "type": "main", "index": 0 } ] ] }, "PUT Update Workflow": { "main": [ [ { "node": "Return Update Result", "type": "main", "index": 0 } ] ] }, "Build Search Queries": { "main": [ [ { "node": "Search Workflow By Name", "type": "main", "index": 0 } ] ] }, "GET Latest Execution": { "main": [ [ { "node": "Pick Execution To Retry", "type": "main", "index": 0 } ] ] }, "POST Create Workflow": { "main": [ [ { "node": "Shape Created Workflow", "type": "main", "index": 0 } ] ] }, "POST Retry Execution": { "main": [ [ { "node": "Return Run Result", "type": "main", "index": 0 } ] ] }, "PUT Save Node Update": { "main": [ [ { "node": "Return Node Update Result", "type": "main", "index": 0 } ] ] }, "Split Workflows List": { "main": [ [ { "node": "Shape Workflow List Item", "type": "main", "index": 0 } ] ] }, "PUT Save Node Removal": { "main": [ [ { "node": "Return Node Removal Result", "type": "main", "index": 0 } ] ] }, "POST Activate Workflow": { "main": [ [ { "node": "Return Activate Result", "type": "main", "index": 0 } ] ] }, "Append Node To Workflow": { "main": [ [ { "node": "PUT Save Added Node", "type": "main", "index": 0 } ] ] }, "Pick Execution To Retry": { "main": [ [ { "node": "POST Retry Execution", "type": "main", "index": 0 } ] ] }, "Sanitize Create Payload": { "main": [ [ { "node": "POST Create Workflow", "type": "main", "index": 0 } ] ] }, "Search Workflow By Name": { "main": [ [ { "node": "Rank & Shape Results", "type": "main", "index": 0 } ] ] }, "Update Node In Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "POST Deactivate Workflow": { "main": [ [ { "node": "Return Deactivate Result", "type": "main", "index": 0 } ] ] }, "GET Execution For Node IO": { "main": [ [ { "node": "Prepare Execution History (Node IO)", "type": "main", "index": 0 } ] ] }, "GET Workflow For Node Add": { "main": [ [ { "node": "Append Node To Workflow", "type": "main", "index": 0 } ] ] }, "Get Node Input And Output": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Prepare Execution History": { "main": [ [ { "node": "Shape Execution Result", "type": "main", "index": 0 } ] ] }, "Remove Node From Workflow": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Add Node To Current Canvas": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "GET Workflow For Node Lookup": { "main": [ [ { "node": "Find Node", "type": "main", "index": 0 } ] ] }, "GET Workflow For Node Update": { "main": [ [ { "node": "Apply Node Updates", "type": "main", "index": 0 } ] ] }, "GET Workflow For Node Removal": { "main": [ [ { "node": "Remove Node And Clean Connections", "type": "main", "index": 0 } ] ] }, "Get Single Node In Current Canvas": { "ai_tool": [ [ { "node": "n8n MCP Server", "type": "ai_tool", "index": 0 } ] ] }, "Remove Node And Clean Connections": { "main": [ [ { "node": "PUT Save Node Removal", "type": "main", "index": 0 } ] ] }, "When Executed by Another Workflow": { "main": [ [ { "node": "Config", "type": "main", "index": 0 } ] ] }, "Prepare Execution History (Node IO)": { "main": [ [ { "node": "Find Node Execution", "type": "main", "index": 0 } ] ] } } }