{ "workflow": { "id": 1957, "name": "Force AI to use a specific output format", "views": 15850, "recentViews": 0, "totalViews": 15850, "createdAt": "2023-10-03T15:04:22.243Z", "description": "This workflow is for anyone looking to automatically fetch, validate, and parse complex language-based queries into a structured format. Its unique capability lies in not only processing language but also fixing invalid outputs before structuring them.\n\nNote that to use this template, you need to be on n8n version 1.19.4 or later.", "workflow": { "meta": { "instanceId": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9", "templateCredsSetupCompleted": true }, "nodes": [ { "id": "1116cae7-c7f3-424d-8b87-06ecbac0539f", "name": "When clicking \"Execute Workflow\"", "type": "n8n-nodes-base.manualTrigger", "position": [ 1040, -260 ], "parameters": {}, "typeVersion": 1 }, { "id": "c01d02c0-a41b-445e-b006-8b46ad1c437d", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ 2000, 260 ], "parameters": { "height": 264.69900963477494, "content": "### Parser which defines the output format and which gets used to validate the output" }, "typeVersion": 1 }, { "id": "97f977e2-eb78-4ad9-ab21-816ff94c8f0c", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [ 1600, 260 ], "parameters": { "height": 266.9506012398238, "content": "### The LLM which gets used to try to autofix the output in case it was not valid" }, "typeVersion": 1 }, { "id": "5325a0d4-9422-445c-bd21-3290c2b14415", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [ 1320, -40 ], "parameters": { "height": 245.56048099185898, "content": "### The LLM to process the original prompt" }, "typeVersion": 1 }, { "id": "55e78fdb-1e08-4f13-be0d-7e476aced21b", "name": "Sticky Note3", "type": "n8n-nodes-base.stickyNote", "position": [ 1740, -40 ], "parameters": { "width": 348, "height": 253, "content": "### Autofixing parser which tries to fix invalid outputs with the help of an LLM" }, "typeVersion": 1 }, { "id": "622183c2-9d57-4e1c-a7bd-c5320ef42668", "name": "Basic LLM Chain", "type": "@n8n/n8n-nodes-langchain.chainLlm", "position": [ 1480, -260 ], "parameters": { "hasOutputParser": true }, "typeVersion": 1.5 }, { "id": "314739fe-0ab3-40a1-b192-6e09b548b92f", "name": "Prompt", "type": "n8n-nodes-base.set", "position": [ 1260, -260 ], "parameters": { "options": {}, "assignments": { "assignments": [ { "id": "6f09dac7-429c-4e8f-af32-8e0112efc8c2", "name": "chatInput", "type": "string", "value": "Return the 5 largest states by area in the USA with their 3 largest cities and their population." } ] } }, "typeVersion": 3.4 }, { "id": "e76f5ac7-e185-46d4-aa26-971c8fe03c76", "name": "OpenAI Chat Model", "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi", "position": [ 1400, 60 ], "parameters": { "model": { "__rl": true, "mode": "list", "value": "gpt-4o-mini" }, "options": {} }, "credentials": { "openAiApi": { "id": "credential-id", "name": "openAiApi Credential" } }, "typeVersion": 1.2 }, { "id": "5306e68a-cce0-4298-a50a-33727e2186c5", "name": "Auto-fixing Output Parser", "type": "@n8n/n8n-nodes-langchain.outputParserAutofixing", "position": [ 1800, 80 ], "parameters": { "options": { "prompt": "Instructions:\n--------------\n{instructions}\n--------------\nCompletion:\n--------------\n{completion}\n--------------\n\nAbove, the Completion did not satisfy the constraints given in the Instructions.\nError:\n--------------\n{error}\n--------------\n\nPlease try again. Please only respond with an answer that satisfies the constraints laid out in the Instructions:" } }, "typeVersion": 1 }, { "id": "d5642767-69f6-4a09-92da-195a25a17dd1", "name": "OpenAI Chat Model1", "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi", "position": [ 1680, 400 ], "parameters": { "model": { "__rl": true, "mode": "list", "value": "gpt-4o-mini" }, "options": {} }, "credentials": { "openAiApi": { "id": "credential-id", "name": "openAiApi Credential" } }, "typeVersion": 1.2 }, { "id": "dc708b80-8d48-40cb-9af3-692ddd566b9f", "name": "Structured Output Parser", "type": "@n8n/n8n-nodes-langchain.outputParserStructured", "position": [ 2080, 380 ], "parameters": { "schemaType": "manual", "inputSchema": "{\n \"type\": \"object\",\n \"properties\": {\n \"state\": {\n \"type\": \"string\"\n },\n \"cities\": {\n \"type\": \"array\",\n \"items\": {\n \"type\": \"object\",\n \"properties\": {\n \"name\": \"string\",\n \"population\": \"number\"\n }\n }\n }\n }\n}" }, "typeVersion": 1.2 } ], "pinData": {}, "connections": { "Prompt": { "main": [ [ { "node": "Basic LLM Chain", "type": "main", "index": 0 } ] ] }, "OpenAI Chat Model": { "ai_languageModel": [ [ { "node": "Basic LLM Chain", "type": "ai_languageModel", "index": 0 } ] ] }, "OpenAI Chat Model1": { "ai_languageModel": [ [ { "node": "Auto-fixing Output Parser", "type": "ai_languageModel", "index": 0 } ] ] }, "Structured Output Parser": { "ai_outputParser": [ [ { "node": "Auto-fixing Output Parser", "type": "ai_outputParser", "index": 0 } ] ] }, "Auto-fixing Output Parser": { "ai_outputParser": [ [ { "node": "Basic LLM Chain", "type": "ai_outputParser", "index": 0 } ] ] }, "When clicking \"Execute Workflow\"": { "main": [ [ { "node": "Prompt", "type": "main", "index": 0 } ] ] } } }, "lastUpdatedBy": 29, "workflowInfo": { "nodeCount": 11, "nodeTypes": { "n8n-nodes-base.set": { "count": 1 }, "n8n-nodes-base.stickyNote": { "count": 4 }, "n8n-nodes-base.manualTrigger": { "count": 1 }, "@n8n/n8n-nodes-langchain.chainLlm": { "count": 1 }, "@n8n/n8n-nodes-langchain.lmChatOpenAi": { "count": 2 }, "@n8n/n8n-nodes-langchain.outputParserAutofixing": { "count": 1 }, "@n8n/n8n-nodes-langchain.outputParserStructured": { "count": 1 } } }, "status": "published", "user": { "name": "n8n Team", "username": "n8n-team", "bio": "Meet the official n8n team. 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