Alephant Cost Control Request Cost Tracking

The workflow JSON

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{
  "name": "Alephant Cost Control Request Cost Tracking",
  "nodes": [
    {
      "parameters": {},
      "id": "e7efb1ec-58a1-43b3-9ae5-19d25e5108e1",
      "name": "When clicking 'Test workflow'",
      "type": "n8n-nodes-base.manualTrigger",
      "typeVersion": 1,
      "position": [
        120,
        260
      ]
    },
    {
      "parameters": {
        "assignments": {
          "assignments": [
            {
              "id": "5e550f0b-89a7-4d3f-9e0a-659d2cabd96d",
              "name": "prompt",
              "value": "\u8bf7\u7528\u4e2d\u6587\u7528\u4e09\u53e5\u8bdd\u4ecb\u7ecd Alephant\uff0c\u5e76\u8bf4\u660e\u5b83\u9002\u5408\u89e3\u51b3\u4ec0\u4e48\u4e1a\u52a1\u95ee\u9898\u3002",
              "type": "string"
            },
            {
              "id": "fc4b2016-8d09-41c0-8ba2-bbe2f37bb2cd",
              "name": "model",
              "value": "gpt-4o-mini",
              "type": "string"
            }
          ]
        },
        "options": {}
      },
      "id": "b8460284-cfa4-4805-977b-7c119a4e8efe",
      "name": "Build AI Request",
      "type": "n8n-nodes-base.set",
      "typeVersion": 3.4,
      "position": [
        360,
        260
      ]
    },
    {
      "parameters": {
        "operation": "chatCompletion",
        "model": "={{$json.model}}",
        "inputMode": "prompt",
        "prompt": "={{$json.prompt}}",
        "responseFormat": "text",
        "metadata": "{}",
        "additionalOptions": "{}"
      },
      "id": "5df84560-f190-4e76-9197-f067824f81ca",
      "name": "Alephant Cost Control - Chat Completion",
      "type": "@alephantai/n8n-nodes-alephant.alephantAi",
      "typeVersion": 1,
      "position": [
        620,
        260
      ]
    },
    {
      "parameters": {
        "resume": "timeInterval",
        "amount": 3,
        "unit": "seconds"
      },
      "id": "8f12a8d1-75e3-401d-b6bc-93aa1442f6c7",
      "name": "Wait for Request Log",
      "type": "n8n-nodes-base.wait",
      "typeVersion": 1.1,
      "position": [
        880,
        260
      ]
    },
    {
      "parameters": {
        "operation": "requestLogDetail",
        "requestLogId": "={{$json.requestLogId || $json.requestId}}",
        "workspaceId": "={{$json.workspaceId || \"\"}}"
      },
      "id": "53ab1e42-b46f-46fe-8f6f-d305c19d2169",
      "name": "Alephant AI Analytics - Request Log Detail",
      "type": "@alephantai/n8n-nodes-alephant.alephantUsage",
      "typeVersion": 1,
      "position": [
        1140,
        260
      ]
    },
    {
      "parameters": {
        "jsCode": "const request = $items('Build AI Request')[0]?.json ?? {};\nconst ai = $items('Alephant Cost Control - Chat Completion')[0]?.json ?? {};\nconst log = $input.first().json ?? {};\n\nconst firstDefined = (...values) => values.find((value) => value !== undefined && value !== null && value !== '');\nconst nested = (...paths) => {\n  for (const path of paths) {\n    const value = path.split('.').reduce((current, key) => current?.[key], log);\n    if (value !== undefined && value !== null && value !== '') return value;\n  }\n  return undefined;\n};\n\nconst cost = firstDefined(\n  nested('cost'),\n  nested('totalCost'),\n  nested('total_cost'),\n  nested('amount'),\n  nested('data.cost'),\n  nested('data.totalCost'),\n  nested('data.total_cost'),\n  nested('billing.cost'),\n  nested('billing.totalCost'),\n);\n\nconst currency = firstDefined(\n  nested('currency'),\n  nested('data.currency'),\n  nested('billing.currency'),\n  'USD',\n);\n\nreturn [\n  {\n    json: {\n      requestLogId: ai.requestLogId || ai.requestId,\n      model: ai.model || request.model,\n      prompt: request.prompt,\n      responseText: ai.text,\n      tokenUsageFromAiResponse: ai.usage,\n      cost,\n      currency,\n      requestLog: log,\n    },\n  },\n];"
      },
      "id": "ee98c7a7-24c4-4d8d-9863-bf02400f6ca4",
      "name": "Summarize Cost",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        1400,
        260
      ]
    },
    {
      "parameters": {
        "content": "Before running:\n\n1. Select the same Alephant Virtual Key credential on both Alephant nodes.\n2. The AI node sends `x-request-id` and outputs it as `requestLogId`.\n3. The Request Log Detail node uses `workspaceId` from input or credentials. If missing, it automatically calls Scope to resolve it.\n\nThen it waits 3 seconds, queries the matching request log, and summarizes cost.",
        "height": 260,
        "width": 460,
        "color": 4
      },
      "id": "6dc0b972-2d74-4565-b678-0990a84fa228",
      "name": "Setup Note",
      "type": "n8n-nodes-base.stickyNote",
      "typeVersion": 1,
      "position": [
        360,
        500
      ]
    }
  ],
  "connections": {
    "When clicking 'Test workflow'": {
      "main": [
        [
          {
            "node": "Build AI Request",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Build AI Request": {
      "main": [
        [
          {
            "node": "Alephant Cost Control - Chat Completion",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Alephant Cost Control - Chat Completion": {
      "main": [
        [
          {
            "node": "Wait for Request Log",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Wait for Request Log": {
      "main": [
        [
          {
            "node": "Alephant AI Analytics - Request Log Detail",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Alephant AI Analytics - Request Log Detail": {
      "main": [
        [
          {
            "node": "Summarize Cost",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "c70f1651-a89c-4e7e-95bb-657454033b50",
  "meta": {
    "templateCredsSetupCompleted": false
  },
  "tags": []
}

About this workflow

Alephant Cost Control Request Cost Tracking. Uses @alephantai/n8n-nodes-alephant. Event-driven trigger; 7 nodes.

Source: https://github.com/AlephantAI/alephant-n8n/blob/main/docs/alephant-ai-request-cost-workflow.json — original creator credit. Request a take-down →

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