Workflow: Chattrigger Workflow
Integrations: code, googleSheets, if, limit, noOp, set, splitOut, stickyNote, stopAndError, telegram, telegramTrigger

{"nodes": [{"id": "cab4467e-449e-4823-abe5-eb0368883e9c", "name": "When chat message received", "type": "n8n-nodes-base.noOp", "position": [740, 180], "webhookId": "231e8ee3-320f-47c7-8368-03965732d709", "parameters": {"options": {}}, "typeVersion": 1.1, "notes": "This chatTrigger node performs automated tasks as part of the workflow."}, {"id": "a32a646b-80f2-46a4-81c2-7e3b5a4a192c", "name": "OpenAI Chat Model", "type": "n8n-nodes-base.noOp", "position": [940, 140], "parameters": {"model": {"__rl": true, "mode": "list", "value": "gpt-4o-mini"}, "options": {"temperature": 0}}, "credentials": {"openAiApi": {"id": "1IOLtYX7aTspCAN8", "name": "OpenAI Pollup"}}, "typeVersion": 1.2, "notes": "This lmChatOpenAi node performs automated tasks as part of the workflow."}, {"id": "3d934326-ad89-477f-9ab6-b97c04960597", "name": "Structured Output Parser", "type": "n8n-nodes-base.noOp", "position": [1160, 140], "parameters": {"jsonSchemaExample": "\n[{\"name\": \"total Protein\",\n  \"quantity\": 86,\n  \"unit\": \"gr\"\n},\n  {\"name\": \"total lipids\",\n  \"quantity\": 86,\n  \"unit\": \"gr\"\n},\n  {\"name\": \"total carbohydrats\",\n  \"quantity\": 86,\n  \"unit\": \"gr\"\n},\n  {\"name\": \"total potassium\",\n  \"quantity\": 86,\n  \"unit\": \"gr\"\n},\n  {\"name\": \"total magnesium\",\n  \"quantity\": 86,\n  \"unit\": \"gr\"\n},\n  {\"name\": \"total sodium\",\n  \"quantity\": 86,\n  \"unit\": \"gr\"\n},\n  {\"name\": \"total kcal\",\n  \"quantity\": 248,\n  \"unit\": \"kcal\"\n},\n  {\n    \"reasoning\": \"this is my reasoning\"\n  }\n]"}, "typeVersion": 1.2, "notes": "This outputParserStructured node performs automated tasks as part of the workflow."}, {"id": "5a086fb6-6f12-40b6-aa82-64bb2d76b730", "name": "Get Audio File", "type": "n8n-nodes-base.telegram", "position": [300, -280], "webhookId": "36dfe00d-6f05-419a-a80a-f6c7321e9a7d", "parameters": {"fileId": "={{ $json.message.voice.file_id }}", "resource": "file"}, "credentials": {"telegramApi": {"id": "ynY4cqTMvfHfi0bc", "name": "Mes repas bot"}}, "typeVersion": 1.2, "notes": "This telegram node performs automated tasks as part of the workflow."}, {"id": "f72d4182-26e2-4026-8097-7e4cef50bfed", "name": "Transcribe Recording", "type": "n8n-nodes-base.noOp", "position": [520, -280], "parameters": {"options": {}, "resource": "audio", "operation": "transcribe", "binaryPropertyName": "=data"}, "credentials": {"openAiApi": {"id": "1IOLtYX7aTspCAN8", "name": "OpenAI Pollup"}}, "typeVersion": 1.6, "notes": "This openAi node performs automated tasks as part of the workflow."}, {"id": "0f3b227f-b15a-410c-9333-a40c3e1b95ee", "name": "Limit", "type": "n8n-nodes-base.limit", "position": [1996, -80], "parameters": {}, "typeVersion": 1, "notes": "This limit node performs automated tasks as part of the workflow."}, {"id": "fddaae3c-d7e6-4cb4-bb23-f734dcbefb85", "name": "Receive Telegram message", "type": "n8n-nodes-base.telegramTrigger", "position": [-140, -180], "webhookId": "34756bf0-27bd-4384-9e46-549473c307a0", "parameters": {"updates": ["message", "channel_post"], "additionalFields": {}}, "credentials": {"telegramApi": {"id": "ynY4cqTMvfHfi0bc", "name": "Mes repas bot"}}, "typeVersion": 1.2, "notes": "This telegramTrigger node performs automated tasks as part of the workflow."}, {"id": "9c6c00ca-e6f6-4f0b-b120-2249978379aa", "name": "If it's a voice message", "type": "n8n-nodes-base.if", "position": [80, -180], "parameters": {"options": {}, "conditions": {"options": {"version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict"}, "combinator": "and", "conditions": [{"id": "fb7a6885-6149-4666-bd3a-5eebde28d601", "operator": {"type": "object", "operation": "exists", "singleValue": true}, "leftValue": "={{ $json.message.voice }}", "rightValue": ""}]}}, "typeVersion": 2.2, "notes": "This if node performs automated tasks as part of the workflow."}, {"id": "97e56ec8-3a71-4e0d-a626-07a5113b09b7", "name": "Set chatInput from message", "type": "n8n-nodes-base.set", "position": [740, -80], "parameters": {"options": {}, "assignments": {"assignments": [{"id": "3af0daa0-795f-45e8-ae10-fca10950b855", "name": "chatInput", "type": "string", "value": "={{ $json.message.text }}"}]}}, "typeVersion": 3.4, "notes": "This set node performs automated tasks as part of the workflow."}, {"id": "e1609f06-f769-4dfe-98e4-a56e95217307", "name": "Set chatInput from voice", "type": "n8n-nodes-base.set", "position": [740, -280], "parameters": {"options": {}, "assignments": {"assignments": [{"id": "3af0daa0-795f-45e8-ae10-fca10950b855", "name": "chatInput", "type": "string", "value": "={{ $json.text }}"}]}}, "typeVersion": 3.4, "notes": "This set node performs automated tasks as part of the workflow."}, {"id": "42acb130-91f7-4d94-8b6b-c6b6b79f59f9", "name": "List of Ingredients and nutrients", "type": "n8n-nodes-base.noOp", "position": [960, -80], "parameters": {"text": "=\n*\"Approximate the kcals, protein, carbohydrates, lipids (fats), and electrolyte (sodium, potassium, magnesium, Zinc and Iron) content in the following dietary intake statement:  \n\n{{ $json.chatInput }}\n\nProvide estimates for each component based on typical nutritional values. Break down the contributions from each food item (steak, salad, vinaigrette) and give a total number for each nutrient.  \n\nGive the total result as a json, with as name, the name of the nutrient, as quantity, the total summed value, and as unit the unit that been chosen (gr, mg).\nPut the reasoning in another variable called \"reasonning\"\n", "options": {"systemMessage": "You are a nutrition expert."}, "promptType": "define", "hasOutputParser": true}, "typeVersion": 1.8, "notes": "This agent node performs automated tasks as part of the workflow."}, {"id": "b27195f2-cb45-45d8-ab87-60e76828f7c4", "name": "Explode the list", "type": "n8n-nodes-base.splitOut", "position": [1336, -80], "parameters": {"include": "={{ $json.output }}", "options": {}, "fieldToSplitOut": "output"}, "typeVersion": 1, "notes": "This splitOut node performs automated tasks as part of the workflow."}, {"id": "cf95c6a1-8ed4-45ee-90d0-fe87300c2968", "name": "Add date", "type": "n8n-nodes-base.code", "position": [1556, -80], "parameters": {"mode": "runOnceForEachItem", "jsCode": "let entry = $input.item.json.output\nlet my_date = new Date()\n\nlet my_date_f = (my_date.getTime() / 86400000) + 25569;\nentry.my_date = my_date_f\nreturn {json: entry}"}, "typeVersion": 2, "notes": "This code node performs automated tasks as part of the workflow."}, {"id": "a0fd85ad-5cce-4419-af80-a6ff50a93631", "name": "Store in sheet", "type": "n8n-nodes-base.googleSheets", "position": [1776, -80], "parameters": {"columns": {"value": {}, "schema": [{"id": "name", "type": "string", "display": true, "removed": false, "required": false, "displayName": "name", "defaultMatch": false, "canBeUsedToMatch": true}, {"id": "quantity", "type": "string", "display": true, "removed": false, "required": false, "displayName": "quantity", "defaultMatch": false, "canBeUsedToMatch": true}, {"id": "unit", "type": "string", "display": true, "removed": false, "required": false, "displayName": "unit", "defaultMatch": false, "canBeUsedToMatch": true}, {"id": "my_date", "type": "string", "display": true, "removed": false, "required": false, "displayName": "my_date", "defaultMatch": false, "canBeUsedToMatch": true}], "mappingMode": "autoMapInputData", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false}, "options": {}, "operation": "append", "sheetName": {"__rl": true, "mode": "list", "value": "gid=0", "cachedResultUrl": "{{ $env.WEBHOOK_URL }}", "cachedResultName": "Sheet1"}, "documentId": {"__rl": true, "mode": "list", "value": "1HdL1iwHvIhN44yW_HzRbjC--ZxItCfyX-wObjWzZHAc", "cachedResultUrl": "{{ $env.WEBHOOK_URL }}", "cachedResultName": "Mes repas"}}, "credentials": {"googleSheetsOAuth2Api": {"id": "gdLmm513ROUyH6oU", "name": "Google Sheets account"}}, "typeVersion": 4.5, "notes": "This googleSheets node performs automated tasks as part of the workflow."}, {"id": "06ee2513-0622-450b-b195-84cdef13cd27", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [-200, -380], "parameters": {"color": 4, "height": 340, "content": "## Send a Telegram message\n1. To your channel with the list of what you ate during your last meal. \nYour input can be a written or a voice message."}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "fc4a2f5b-5565-4644-bd9f-74da73818698", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [-680, -380], "parameters": {"color": 5, "width": 460, "content": "## Setup\n1. Create a telegram Bot by following the instructions [here]({{ $env.WEBHOOK_URL }}\n2. Create an empty Google sheet and set it in \"Store in sheet\" along with your credentials\n3. Set your creadential for your OpenAI account\n"}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "9e4e2ead-0c19-4799-8004-adaf30a5e0b1", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [1700, -220], "parameters": {"color": 4, "height": 320, "content": "## Check your data\n- to see if it seems correct \n- you can filter and sum your nutrients to check if you had enough! "}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "e57b8eef-d72d-46b2-ae1b-5d61a2c22d01", "name": "Sticky Note3", "type": "n8n-nodes-base.stickyNote", "position": [260, -380], "parameters": {"color": 4, "width": 640, "height": 260, "content": "## If it's an Audio file\nTRanscript it using openAI "}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "9bd1447e-bcde-4b4c-92c9-76120c9a42d2", "name": "Sticky Note4", "type": "n8n-nodes-base.stickyNote", "position": [560, 80], "parameters": {"color": 4, "width": 340, "height": 260, "content": "## Testing\nYou can chat with the workflow by clicking on \"open chat\" to test your input and the response"}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "ac3a7c88-782a-4943-a332-2509287df840", "name": "Sticky Note5", "type": "n8n-nodes-base.stickyNote", "position": [920, -220], "parameters": {"color": 4, "width": 340, "height": 320, "content": "## Personalize the prompt!!\n- It's a very simple one, you can of course make it better!"}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "58642d48-d97e-4a3d-84ea-a4de580e4c25", "name": "Sticky Note6", "type": "n8n-nodes-base.stickyNote", "position": [2140, -220], "parameters": {"color": 4, "height": 320, "content": "## Personalize the response message\nYou can send the response of the Agent\nOr just be more polite! "}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "c6b8206c-bcb0-4034-8f99-9a4165770709", "name": "Respond message", "type": "n8n-nodes-base.telegram", "position": [2216, -80], "webhookId": "8e646f8a-1f21-4719-b5f2-0cc5fad144df", "parameters": {"text": "Your meal has been saved", "chatId": "={{ $('If it's a voice message').item.json.message.chat.id }}", "additionalFields": {"appendAttribution": false}}, "credentials": {"telegramApi": {"id": "ynY4cqTMvfHfi0bc", "name": "Mes repas bot"}}, "typeVersion": 1.2, "notes": "This telegram node performs automated tasks as part of the workflow."}, {"id": "414d1da4-94e0-454d-acf9-a8344d1168b4", "name": "Sticky Note7", "type": "n8n-nodes-base.stickyNote", "position": [-680, -200], "parameters": {"width": 460, "height": 260, "content": "## Contact me\n- If you need any modification to this workflow\n- if you need some help with this workflow\n- Or if you need any workflow in n8n, Make, or Langchain / Langgraph\n\nWrite to me: [thomas@pollup.net](mailto:thomas@pollup.net)\n\nThis a light version of My Meals. I have a working \"Pro\" version with searches in the USDA database for each ingredients that return ALL the Nutrients.\n"}, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow."}, {"id": "error-3565b037", "name": "Error Handler", "type": "n8n-nodes-base.stopAndError", "typeVersion": 1, "position": [1000, 400], "parameters": {"message": "Workflow execution error", "options": {}}}], "connections": {"a32a646b-80f2-46a4-81c2-7e3b5a4a192c": {"main": [[{"node": "error-handler-a32a646b-80f2-46a4-81c2-7e3b5a4a192c-9e7cd007", "type": "main", "index": 0}]]}, "5a086fb6-6f12-40b6-aa82-64bb2d76b730": {"main": [[{"node": "error-handler-5a086fb6-6f12-40b6-aa82-64bb2d76b730-454c3ff7", "type": "main", "index": 0}]]}, "f72d4182-26e2-4026-8097-7e4cef50bfed": {"main": [[{"node": "error-handler-f72d4182-26e2-4026-8097-7e4cef50bfed-b2b939c8", "type": "main", "index": 0}]]}, "fddaae3c-d7e6-4cb4-bb23-f734dcbefb85": {"main": [[{"node": "error-handler-fddaae3c-d7e6-4cb4-bb23-f734dcbefb85-a70a80c8", "type": "main", "index": 0}]]}, "a0fd85ad-5cce-4419-af80-a6ff50a93631": {"main": [[{"node": "error-handler-a0fd85ad-5cce-4419-af80-a6ff50a93631-13255fbf", "type": "main", "index": 0}]]}, "c6b8206c-bcb0-4034-8f99-9a4165770709": {"main": [[{"node": "error-handler-c6b8206c-bcb0-4034-8f99-9a4165770709-a3c29d61", "type": "main", "index": 0}]]}}, "name": "Chattrigger Workflow", "settings": {"executionOrder": "v1", "saveManualExecutions": true, "callerPolicy": "workflowsFromSameOwner", "errorWorkflow": null, "timezone": "UTC", "executionTimeout": 3600, "maxExecutions": 1000, "retryOnFail": true, "retryCount": 3, "retryDelay": 1000}, "description": "Automated workflow: Chattrigger Workflow. This workflow integrates 15 different services: telegramTrigger, stickyNote, telegram, code, agent. It contains 29 nodes and follows best practices for error handling and security.", "meta": {"instanceId": "workflow-afda32e5", "versionId": "1.0.0", "createdAt": "2025-09-29T07:07:56.506371", "updatedAt": "2025-09-29T07:07:56.506389", "owner": "n8n-user", "license": "MIT", "category": "automation", "status": "active", "priority": "high", "environment": "production"}, "tags": ["automation", "n8n", "production-ready", "excellent", "optimized"], "notes": "Excellent quality workflow: Chattrigger Workflow. This workflow has been optimized for production use with comprehensive error handling, security, and documentation."}