{ "meta": { "instanceId": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9", "templateCredsSetupCompleted": true }, "nodes": [ { "id": "27e5f0c0-ba88-4c28-b3be-99c973be15cb", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ -480, -140 ], "parameters": { "width": 1083, "height": 357, "content": "## This is an example of basic LLM Chain connected to an open-source model\n### The Chain is connected to the Mistral-7B-Instruct-v0.1 model, but you can change this\n\nPlease note the initial prompt that guides the model:\n```\nYou are a helpful assistant.\nPlease reply politely to the users.\nUse emojis and a text.\nQ: {{ $json.input }}\nA: \n```\n\nThis way the model \"knows\" that it needs to answer the question right after the `A: `.\n\nSince Hugging Face node is this is an inference mode, it does not support LangChain Agents at the moment. Please use [Ollama Chat Model](https://docs.n8n.io/integrations/builtin/cluster-nodes/sub-nodes/n8n-nodes-langchain.lmchatollama/) node for that" }, "typeVersion": 1 }, { "id": "4756d5a8-7027-4942-b214-a5ff8310869a", "name": "When chat message received", "type": "@n8n/n8n-nodes-langchain.chatTrigger", "position": [ -200, 280 ], "webhookId": "bf2e38b8-566a-4aeb-8efe-28240f4a6991", "parameters": { "options": {} }, "typeVersion": 1.1 }, { "id": "20a36351-8579-4ac6-9746-526b072aeaa6", "name": "Basic LLM Chain", "type": "@n8n/n8n-nodes-langchain.chainLlm", "position": [ 20, 280 ], "parameters": { "messages": { "messageValues": [ { "message": "=You are a helpful assistant. Please reply politely to the users. Use emojis and a text." } ] } }, "typeVersion": 1.5 }, { "id": "9b88e307-3ad5-4167-8c5f-e5827f7444ac", "name": "Hugging Face Inference Model", "type": "@n8n/n8n-nodes-langchain.lmOpenHuggingFaceInference", "position": [ 120, 440 ], "parameters": { "model": "mistralai/Mistral-7B-Instruct-v0.1", "options": { "maxTokens": 512, "temperature": 0.8, "frequencyPenalty": 2 } }, "credentials": { "huggingFaceApi": { "id": "ARQ5mOhvBxi283Qk", "name": "HuggingFaceApi account" } }, "typeVersion": 1 } ], "pinData": {}, "connections": { "When chat message received": { "main": [ [ { "node": "Basic LLM Chain", "type": "main", "index": 0 } ] ] }, "Hugging Face Inference Model": { "ai_languageModel": [ [ { "node": "Basic LLM Chain", "type": "ai_languageModel", "index": 0 } ] ] } } }