LangChain - Example - Workflow Retriever

Ready-to-use n8n workflow template for ai. This automation connects OpenAI with 7 nodes. Import directly into your n8n instance and customize for your needs.

7 nodesmanual trigger14 views0 copiesAI
OpenAI

Workflow JSON

{"id": "mjCQV12PbF6fw8hR", "meta": {"instanceId": "021d3c82ba2d3bc090cbf4fc81c9312668bcc34297e022bb3438c5c88a43a5ff"}, "name": "LangChain - Example - Workflow Retriever", "tags": [{"id": "snf16n0p2UrGP838", "name": "LangChain - Example", "createdAt": "2023-09-25T16:21:55.962Z", "updatedAt": "2023-09-25T16:21:55.962Z"}], "nodes": [{"id": "efdc3050-6c68-4419-9f12-f37d6fefb276", "name": "When clicking \"Execute Workflow\"", "type": "n8n-nodes-base.manualTrigger", "position": [460, 200], "parameters": {}, "typeVersion": 1}, {"id": "e0edb9ab-c59f-4d34-983d-861bb2df4f01", "name": "Workflow Retriever", "type": "@n8n/n8n-nodes-langchain.retrieverWorkflow", "position": [1120, 440], "parameters": {"workflowId": "QacfBRBnf1xOyckC"}, "typeVersion": 1}, {"id": "ba47dd13-67d0-499a-b9a2-16928099efce", "name": "Retrieval QA Chain2", "type": "@n8n/n8n-nodes-langchain.chainRetrievalQa", "position": [900, 200], "parameters": {}, "typeVersion": 1}, {"id": "f6d16571-0573-4860-aed9-611f93b050ad", "name": "OpenAI Chat Model", "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi", "position": [800, 480], "parameters": {"options": {}}, "credentials": {"openAiApi": {"id": "", "name": "[Your openAiApi]"}}, "typeVersion": 1}, {"id": "4fd00751-3db0-489b-8c7f-4ee0fb32fb51", "name": "Example Prompt", "type": "n8n-nodes-base.set", "position": [680, 200], "parameters": {"fields": {"values": [{"name": "input", "stringValue": "What notes can you find for Jay Gatsby and what is his email address?"}]}, "options": {}}, "typeVersion": 3}, {"id": "732b6277-cb4d-4586-ab95-778ac9473fe5", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [860, 140], "parameters": {"width": 363, "height": 211.90203341144422, "content": "### Q&A on data returned from a workflow"}, "typeVersion": 1}, {"id": "f09583a3-78e3-4888-8251-2148ffb7ab18", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [1040, 400], "parameters": {"width": 262.67019427016413, "height": 255.8330939602389, "content": "\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nReplace \"Workflow ID\" with the ID the Subworkflow got saved as"}, "typeVersion": 1}], "active": false, "pinData": {}, "settings": {"executionOrder": "v1"}, "versionId": "48d3bdae-4cec-4b18-b92a-89215def0c68", "connections": {"Example Prompt": {"main": [[{"node": "Retrieval QA Chain2", "type": "main", "index": 0}]]}, "OpenAI Chat Model": {"ai_languageModel": [[{"node": "Retrieval QA Chain2", "type": "ai_languageModel", "index": 0}]]}, "Workflow Retriever": {"ai_retriever": [[{"node": "Retrieval QA Chain2", "type": "ai_retriever", "index": 0}]]}, "When clicking \"Execute Workflow\"": {"main": [[{"node": "Example Prompt", "type": "main", "index": 0}]]}}}

How to Import This Workflow

  1. 1Copy the workflow JSON above using the Copy Workflow JSON button.
  2. 2Open your n8n instance and go to Workflows.
  3. 3Click Import from JSON and paste the copied workflow.

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