n8n-workflow-builder-mcp

{ "nodes": [ { "parameters": { "formTitle": "Upload your data to test RAG", "formFields": { "values": [ { "fieldLabel": "Upload your file(s)", "fieldType": "file", "acceptFileTypes": ".pdf, .csv", "requiredField": true } ] }, "options": {} }, "type": "n8n-nodes-base.formTrigger", "typeVersion": 2.2, "position": [ -128, 0 ], "id": "f7a656ec-83fc-4ed2-a089-57a9def662b7", "name": "Upload your file here", "webhookId": "82848bc4-5ea2-4e5a-8bb6-3c09b94a8c5d" }, { "parameters": { "options": {} }, "type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi", "typeVersion": 1.2, "position": [ 528, 480 ], "id": "6ea78663-cf2f-4f2d-8e68-43047c2afd87", "name": "Embeddings OpenAI", "credentials": { "openAiApi": { "id": "XEMXUDZl355rcnCr", "name": "OpenAi account" } } }, { "parameters": { "dataType": "binary", "options": {} }, "type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader", "typeVersion": 1.1, "position": [ 320, 160 ], "id": "94aecac0-03f9-4915-932b-d14a2576607b", "name": "Default Data Loader" }, { "parameters": { "content": "### 📚 Load Data Flow", "height": 460, "width": 700, "color": 7 }, "type": "n8n-nodes-base.stickyNote", "position": [ -176, -64 ], "typeVersion": 1, "id": "d19d04f3-5231-4e47-bed7-9f24a4a8f582", "name": "Sticky Note1" }, { "parameters": { "mode": "insert", "memoryKey": { "__rl": true, "value": "vector_store_key", "mode": "list", "cachedResultName": "vector_store_key" } }, "type": "@n8n/n8n-nodes-langchain.vectorStoreInMemory", "typeVersion": 1.2, "position": [ 64, 0 ], "id": "bf50a11f-ca6a-4e04-a6d2-42fee272b260", "name": "Insert Data to Store" }, { "parameters": { "mode": "retrieve-as-tool", "toolName": "knowledge_base", "toolDescription": "Use this knowledge base to answer questions from the user", "memoryKey": { "__rl": true, "mode": "list", "value": "vector_store_key" } }, "type": "@n8n/n8n-nodes-langchain.vectorStoreInMemory", "typeVersion": 1.2, "position": [ 944, 208 ], "id": "09c0db62-5413-440e-8c13-fb6bb66d9b6a", "name": "Query Data Tool" }, { "parameters": { "options": {} }, "type": "@n8n/n8n-nodes-langchain.agent", "typeVersion": 2, "position": [ 944, -16 ], "id": "579aed76-9644-42d1-ac13-7369059ff1c2", "name": "AI Agent" }, { "parameters": { "options": {} }, "type": "@n8n/n8n-nodes-langchain.chatTrigger", "typeVersion": 1.1, "position": [ 720, -16 ], "id": "9c30de61-935a-471f-ae88-ec5f67beeefc", "name": "When chat message received", "webhookId": "4091fa09-fb9a-4039-9411-7104d213f601" }, { "parameters": { "model": { "__rl": true, "mode": "list", "value": "gpt-4o-mini" }, "options": {} }, "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi", "typeVersion": 1.2, "position": [ 720, 208 ], "id": "b5aa8942-9cd5-4c2f-bd77-7a0ceb921bac", "name": "OpenAI Chat Model", "credentials": { "openAiApi": { "id": "XEMXUDZl355rcnCr", "name": "OpenAi account" } } }, { "parameters": { "content": "### 🐕 2. Retriever Flow", "height": 460, "width": 680, "color": 7 }, "type": "n8n-nodes-base.stickyNote", "position": [ 608, -64 ], "typeVersion": 1, "id": "28bc73a1-e64a-47bf-ac1c-ffe644894ea5", "name": "Sticky Note2" }, { "parameters": { "content": "### Embeddings\n\nThe Insert and Retrieve operation use the same embedding node.\n\nThis is to ensure that they are using the **exact same embeddings and settings**.\n\nDifferent embeddings might not work at all, or have unintended consequences.\n", "height": 240, "width": 320, "color": 4 }, "type": "n8n-nodes-base.stickyNote", "position": [ 672, 448 ], "typeVersion": 1, "id": "0cf8c647-418c-4d1a-8952-766145afca72", "name": "Sticky Note3" } ], "connections": { "Upload your file here": { "main": [ [ { "node": "Insert Data to Store", "type": "main", "index": 0 } ] ] }, "Embeddings OpenAI": { "ai_embedding": [ [ { "node": "Insert Data to Store", "type": "ai_embedding", "index": 0 }, { "node": "Query Data Tool", "type": "ai_embedding", "index": 0 } ] ] }, "Default Data Loader": { "ai_document": [ [ { "node": "Insert Data to Store", "type": "ai_document", "index": 0 } ] ] }, "Query Data Tool": { "ai_tool": [ [ { "node": "AI Agent", "type": "ai_tool", "index": 0 } ] ] }, "When chat message received": { "main": [ [ { "node": "AI Agent", "type": "main", "index": 0 } ] ] }, "OpenAI Chat Model": { "ai_languageModel": [ [ { "node": "AI Agent", "type": "ai_languageModel", "index": 0 } ] ] } }, "pinData": {}, "meta": { "templateId": "rag-starter-template", "instanceId": "9031fda4f592b4ec6d458a4291efe612a67f83ea0a39fc65e746875a205a48cf" } }