The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "Knowledge Base Retreive Implementation Plan",
"nodes": [
{
"parameters": {
"resource": "databasePage",
"operation": "getAll",
"databaseId": {
"__rl": true,
"value": "YOUR_DATABASE_ID_1",
"mode": "list",
"cachedResultName": "All Projects ",
"cachedResultUrl": "https://www.notion.so/YOUR_DATABASE_ID_1"
},
"returnAll": true,
"options": {}
},
"type": "n8n-nodes-base.notion",
"typeVersion": 2.2,
"position": [
-784,
-128
],
"id": "c635cc40-7584-4f9a-9c9b-05a10c0b0d1c",
"name": "Get all projets",
"credentials": {
"notionApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"path": "select-interface",
"responseMode": "responseNode",
"options": {}
},
"type": "n8n-nodes-base.webhook",
"typeVersion": 2.1,
"position": [
-1008,
-128
],
"id": "9d1017b9-62c5-4959-acad-23e12d68ba45",
"name": "Webhook"
},
{
"parameters": {
"respondWith": "text",
"responseBody": "=<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n <meta charset=\"UTF-8\">\n <title>Project & Task Selector</title>\n <style>\n /* Discord-inspired Dark Theme */\n :root {\n --bg-main: #313338;\n --bg-card: #2b2d31;\n --bg-input: #1e1f22;\n --text-main: #dbdee1;\n --text-muted: #949ba4;\n --accent: #5865f2; /* Discord Blurple */\n --accent-hover: #4752c4;\n --border: #1e1f22;\n --success: #23a559;\n }\n\n body { \n font-family: 'gg sans', 'Helvetica Neue', Helvetica, Arial, sans-serif; \n padding: 40px; \n background-color: var(--bg-main); \n color: var(--text-main);\n display: flex;\n justify-content: center;\n align-items: center;\n min-height: 80vh;\n }\n\n .card { \n background-color: var(--bg-card); \n padding: 32px; \n border-radius: 8px; \n box-shadow: 0 4px 15px rgba(0,0,0,0.3); \n width: 100%;\n max-width: 440px; \n }\n\n h3 { margin-top: 0; color: #fff; font-size: 24px; }\n label { display: block; margin-top: 20px; margin-bottom: 8px; font-size: 12px; font-weight: bold; text-transform: uppercase; color: var(--text-muted); }\n\n select, button { \n width: 100%; \n padding: 12px; \n border-radius: 4px; \n font-size: 16px;\n transition: all 0.2s ease;\n box-sizing: border-box;\n }\n\n select {\n background-color: var(--bg-input);\n color: var(--text-main);\n border: 1px solid var(--border);\n outline: none;\n cursor: pointer;\n }\n\n select:focus { border-color: var(--accent); }\n\n button { \n background-color: var(--accent); \n color: white; \n border: none; \n cursor: pointer; \n font-weight: 600; \n margin-top: 30px;\n }\n\n button:hover:not(:disabled) { background-color: var(--accent-hover); }\n button:disabled { opacity: 0.5; cursor: not-allowed; }\n\n .success-state { text-align: center; }\n .success-state h1 { color: var(--success); }\n </style>\n</head>\n<body>\n <div class=\"card\" id=\"mainCard\">\n <h3>Selection Portal</h3>\n \n <label>1. Select Project</label>\n <select id=\"projectPicker\" onchange=\"updateTasks()\">\n <option value=\"\">-- Select Project --</option>\n {{ $input.all().map(p => `<option value=\"${p.json.id}\">${p.json.name}</option>`).join('') }}\n </select>\n\n <label>2. Select Task</label>\n <select id=\"taskPicker\" disabled>\n <option>Select a project first...</option>\n </select>\n\n <button id=\"submitBtn\" onclick=\"submitForm()\" disabled>Start Workflow</button>\n </div>\n\n <script>\n /**\n * SMART URL HELPER\n * Detects if we are in /webhook/ or /webhook-test/ automatically\n */\n const getWebhookBase = () => {\n const path = window.location.pathname;\n return path.substring(0, path.lastIndexOf('/') + 1);\n };\n\n async function updateTasks() {\n const projectId = document.getElementById('projectPicker').value;\n const taskPicker = document.getElementById('taskPicker');\n const submitBtn = document.getElementById('submitBtn');\n\n if (!projectId) return;\n\n try {\n const response = await fetch(`${getWebhookBase()}fetch-tasks`, {\n method: 'POST',\n headers: {'Content-Type': 'application/json'},\n body: JSON.stringify({ projectId })\n });\n \n const tasks = await response.json();\n\n // UPDATED: Now showing the name AND the topics in the dropdown\n taskPicker.innerHTML = tasks.map(t => `\n <option value=\"${t.id}\">\n ${t.name} [${t.topics}]\n </option>\n `).join('');\n \n taskPicker.disabled = false;\n submitBtn.disabled = false;\n } catch (err) {\n console.error(\"Fetch error:\", err);\n }\n}\n\n async function submitForm() {\n const taskSelect = document.getElementById('taskPicker');\n const taskId = taskSelect.value;\n \n // Logic to find the topics array for the selected task\n const selectedTaskName = taskSelect.options[taskSelect.selectedIndex].text;\n \n // We send the ID and whatever context we need to Path C\n await fetch(`${getWebhookBase()}submit-selection`, {\n method: 'POST',\n headers: {'Content-Type': 'application/json'},\n body: JSON.stringify({ \n taskId: taskId,\n taskName: selectedTaskName\n // Note: Path C can pull the fresh topics array directly from Notion \n // using the taskId to ensure 100% accuracy.\n })\n });\n\n document.body.innerHTML = `<div class=\"card\"><h1>Context Exported</h1><p>Ready for Antigravity.</p></div>`;\n}\n </script>\n</body>\n</html>",
"options": {}
},
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.5,
"position": [
-560,
-128
],
"id": "4c2fe8fe-fa25-4125-9e0d-20d2c177f866",
"name": "Respond to Webhook"
},
{
"parameters": {
"httpMethod": "POST",
"path": "fetch-tasks",
"responseMode": "responseNode",
"options": {}
},
"type": "n8n-nodes-base.webhook",
"typeVersion": 2.1,
"position": [
-1008,
96
],
"id": "afb9723d-d4ca-47aa-9f79-a241e2c14813",
"name": "Webhook1"
},
{
"parameters": {
"resource": "databasePage",
"operation": "getAll",
"databaseId": {
"__rl": true,
"value": "YOUR_DATABASE_ID_2",
"mode": "list",
"cachedResultName": "Creating High Converting Landing Page + Social Media Brand ",
"cachedResultUrl": "https://www.notion.so/YOUR_DATABASE_ID_2"
},
"filterType": "manual",
"matchType": "allFilters",
"filters": {
"conditions": [
{
"key": "Project|relation",
"condition": "contains",
"relationValue": "={{ $json.body.projectId }}"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.notion",
"typeVersion": 2.2,
"position": [
-784,
96
],
"id": "fd722b9d-b81c-4218-891a-c7209c4ececf",
"name": "Get many database pages",
"credentials": {
"notionApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"respondWith": "json",
"responseBody": "={{ $json.tasks }}",
"options": {}
},
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.5,
"position": [
-336,
96
],
"id": "a8054398-b71b-444c-897c-ad7ccabefc9a",
"name": "Respond to Webhook1"
},
{
"parameters": {
"jsCode": "return {\n tasks: $input.all().map(item => ({\n id: item.json.id,\n name: item.json.name,\n topics: item.json.property_topic // Keep as pure Array: [\"UI/UX\", \"Business\"]\n }))\n};"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
-560,
96
],
"id": "5bcb7a1e-205f-4571-a440-f360289b3112",
"name": "Code in JavaScript"
},
{
"parameters": {
"content": "## Receive project list",
"height": 192,
"width": 1232
},
"type": "n8n-nodes-base.stickyNote",
"position": [
-1352,
-160
],
"typeVersion": 1,
"id": "19fd7fb9-f41e-44f9-8111-4da71a336f1e",
"name": "Sticky Note"
},
{
"parameters": {
"content": "## Recieve Project Tasks\n**Double click** to edit me. [Guide](https://docs.n8n.io/workflows/components/sticky-notes/)",
"width": 1232,
"color": 3
},
"type": "n8n-nodes-base.stickyNote",
"position": [
-1264,
64
],
"typeVersion": 1,
"id": "151e0034-089b-4b2e-a5e6-38703d5bcee6",
"name": "Sticky Note1"
},
{
"parameters": {
"httpMethod": "POST",
"path": "submit-selection",
"responseMode": "responseNode",
"options": {
"allowedOrigins": "*"
}
},
"type": "n8n-nodes-base.webhook",
"typeVersion": 2.1,
"position": [
-1008,
320
],
"id": "203c8c70-f012-42c8-8bc8-35a5adaf4f24",
"name": "Webhook2"
},
{
"parameters": {
"respondWith": "binary",
"options": {}
},
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.5,
"position": [
336,
320
],
"id": "cc0eb411-fef0-4a70-9552-9ec54107462e",
"name": "Respond to Webhook2"
},
{
"parameters": {
"resource": "databasePage",
"operation": "get",
"pageId": {
"__rl": true,
"value": "={{ $json.body.taskId }}",
"mode": "id"
}
},
"type": "n8n-nodes-base.notion",
"typeVersion": 2.2,
"position": [
-784,
320
],
"id": "8f8486f0-3766-4a39-ae55-6b23d7337f4c",
"name": "Get task",
"credentials": {
"notionApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"resource": "databasePage",
"operation": "getAll",
"databaseId": {
"__rl": true,
"value": "YOUR_DATABASE_ID_3",
"mode": "list",
"cachedResultName": "Knowledge",
"cachedResultUrl": "https://www.notion.so/YOUR_DATABASE_ID_3"
},
"returnAll": true,
"filterType": "manual",
"filters": {
"conditions": [
{
"key": "Topic|multi_select",
"condition": "contains",
"multiSelectValue": "={{ $json.property_topic }}"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.notion",
"typeVersion": 2.2,
"position": [
-560,
320
],
"id": "4b6c684d-c2b2-444a-b678-894c3f2e23d6",
"name": "Get Notes",
"credentials": {
"notionApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "toText",
"sourceProperty": "fileContent",
"options": {
"fileName": "references.txt"
}
},
"type": "n8n-nodes-base.convertToFile",
"typeVersion": 1.1,
"position": [
112,
320
],
"id": "2708aec9-3bde-4e30-ba28-e7f706d4c795",
"name": "Convert to File"
},
{
"parameters": {
"fieldsToSummarize": {
"values": [
{
"aggregation": "concatenate",
"field": "=id",
"separateBy": "\n"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.summarize",
"typeVersion": 1.1,
"position": [
-336,
320
],
"id": "5f8d9004-4315-45da-9eb1-b04bcfbaa0d6",
"name": "Summarize"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "09c7f6f5-ca2e-4015-b6ba-87bb4d40d6f6",
"name": "fileContent",
"value": "={{ $('Get task').item.json.name }}\n{{ $json.concatenated_id }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-112,
320
],
"id": "cb21bed3-3410-40e5-befd-b2e952443219",
"name": "Edit Fields"
},
{
"parameters": {
"content": "## Get Notes\n \n",
"height": 208,
"width": 1664,
"color": 5
},
"type": "n8n-nodes-base.stickyNote",
"position": [
-1120,
288
],
"typeVersion": 1,
"id": "7b3dc77b-253e-4e52-8f7f-818fe14299ab",
"name": "Sticky Note2"
}
],
"connections": {
"Get all projets": {
"main": [
[
{
"node": "Respond to Webhook",
"type": "main",
"index": 0
}
]
]
},
"Webhook": {
"main": [
[
{
"node": "Get all projets",
"type": "main",
"index": 0
}
]
]
},
"Webhook1": {
"main": [
[
{
"node": "Get many database pages",
"type": "main",
"index": 0
}
]
]
},
"Get many database pages": {
"main": [
[
{
"node": "Code in JavaScript",
"type": "main",
"index": 0
}
]
]
},
"Code in JavaScript": {
"main": [
[
{
"node": "Respond to Webhook1",
"type": "main",
"index": 0
}
]
]
},
"Webhook2": {
"main": [
[
{
"node": "Get task",
"type": "main",
"index": 0
}
]
]
},
"Get task": {
"main": [
[
{
"node": "Get Notes",
"type": "main",
"index": 0
}
]
]
},
"Get Notes": {
"main": [
[
{
"node": "Summarize",
"type": "main",
"index": 0
}
]
]
},
"Convert to File": {
"main": [
[
{
"node": "Respond to Webhook2",
"type": "main",
"index": 0
}
]
]
},
"Summarize": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "Convert to File",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {
"executionOrder": "v1",
"availableInMCP": false
},
"versionId": "YOUR_VERSION_ID",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "YOUR_WORKFLOW_ID",
"tags": []
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
notionApi
Pro
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About this workflow
Knowledge Base Retreive Implementation Plan. Uses notion. Webhook trigger; 17 nodes.
Source: https://gist.github.com/ChakerElj/434c6fa60b4b6cc4fb02b5c4170a6878 — original creator credit. Request a take-down →
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