{ "name": "MQTT Topic Monitor", "nodes": [ { "parameters": { "content": "## MQTT Topic Monitor", "height": 520, "width": 1100 }, "id": "5491692b-63b3-463e-982f-ac8b2af8888a", "name": "Sticky", "type": "n8n-nodes-base.stickyNote", "typeVersion": 1, "position": [ -500, -250 ] }, { "parameters": { "httpMethod": "POST", "path": "mqtt_topic_monitor" }, "id": "67b89ca6-7381-4b63-be6a-a609764f40a8", "name": "Webhook", "type": "n8n-nodes-base.webhook", "typeVersion": 1, "position": [ -300, 0 ] }, { "parameters": { "chunkSize": 400, "chunkOverlap": 40 }, "id": "642cab7e-89fd-484b-ba14-5a4955f68bad", "name": "Splitter", "type": "@n8n/n8n-nodes-langchain.textSplitterCharacterTextSplitter", "typeVersion": 1, "position": [ -100, 0 ] }, { "parameters": { "model": "default" }, "id": "20d6b7c2-8757-4487-88a2-9192c863320c", "name": "Embeddings", "type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi", "typeVersion": 1, "position": [ 100, 0 ], "credentials": { "openAiApi": { "id": "OPENAI_API", "name": "OpenAI" } } }, { "parameters": { "mode": "insert", "indexName": "mqtt_topic_monitor" }, "id": "99a15bd4-8347-4415-9146-763365d9e53d", "name": "Insert", "type": "@n8n/n8n-nodes-langchain.vectorStoreRedis", "typeVersion": 1, "position": [ 300, 0 ], "credentials": { "redisApi": { "id": "REDIS_API", "name": "Redis account" } } }, { "parameters": { "indexName": "mqtt_topic_monitor" }, "id": "dd310d8e-19b5-46af-8fa4-80e08ba16414", "name": "Query", "type": "@n8n/n8n-nodes-langchain.vectorStoreRedis", "typeVersion": 1, "position": [ 300, -180 ], "credentials": { "redisApi": { "id": "REDIS_API", "name": "Redis account" } } }, { "parameters": { "name": "Redis" }, "id": "ba010ae7-0e63-4b06-970a-838d7dc3b833", "name": "Tool", "type": "@n8n/n8n-nodes-langchain.toolVectorStore", "typeVersion": 1, "position": [ 480, -180 ] }, { "parameters": {}, "id": "99da297c-57c7-469e-8c1a-2ef1c8e77464", "name": "Memory", "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow", "typeVersion": 1.3, "position": [ 480, -40 ] }, { "parameters": {}, "id": "e07b1578-30c7-41ca-9786-302b53b1da34", "name": "Chat", "type": "@n8n/n8n-nodes-langchain.lmChatHf", "typeVersion": 1, "position": [ 480, -340 ], "credentials": { "huggingFaceApi": { "id": "HF_API", "name": "HuggingFace" } } }, { "parameters": { "promptType": "define", "text": "={{ $json }}" }, "id": "d6ba7bb2-c36d-4087-a1a7-8557ce2cbd57", "name": "Agent", "type": "@n8n/n8n-nodes-langchain.agent", "typeVersion": 1, "position": [ 760, -40 ] }, { "parameters": { "operation": "append", "documentId": "SHEET_ID", "sheetName": "Log" }, "id": "a3b5ecb2-5cdd-495c-bd3f-f8fa00d5c15a", "name": "Sheet", "type": "n8n-nodes-base.googleSheets", "typeVersion": 4, "position": [ 960, -40 ], "credentials": { "googleSheetsOAuth2Api": { "id": "SHEETS_API", "name": "Sheets" } } } ], "connections": { "Webhook": { "main": [ [ { "node": "Splitter", "type": "main", "index": 0 }, { "node": "Memory", "type": "main", "index": 0 } ] ] }, "Splitter": { "main": [ [ { "node": "Embeddings", "type": "main", "index": 0 } ] ], "ai_textSplitter": [ [ { "node": "Insert", "type": "ai_textSplitter", "index": 0 } ] ] }, "Embeddings": { "ai_embedding": [ [ { "node": "Insert", "type": "ai_embedding", "index": 0 }, { "node": "Query", "type": "ai_embedding", "index": 0 } ] ] }, "Insert": { "ai_document": [ [] ] }, "Query": { "ai_vectorStore": [ [ { "node": "Tool", "type": "ai_vectorStore", "index": 0 } ] ] }, "Tool": { "ai_tool": [ [ { "node": "Agent", "type": "ai_tool", "index": 0 } ] ] }, "Memory": { "ai_memory": [ [ { "node": "Agent", "type": "ai_memory", "index": 0 } ] ] }, "Chat": { "ai_languageModel": [ [ { "node": "Agent", "type": "ai_languageModel", "index": 0 } ] ] }, "Agent": { "main": [ [ { "node": "Sheet", "type": "main", "index": 0 } ] ] } }, "settings": { "executionOrder": "v1" } }