This workflow follows the Agent → Chat Trigger recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "teste",
"nodes": [
{
"parameters": {
"public": true,
"initialMessages": "Ol\u00e1! \ud83d\udc4b\nComo posso te ajudar?",
"options": {
"title": "Ola \ud83d\udc4b"
}
},
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"typeVersion": 1.1,
"position": [
-560,
20
],
"id": "82f82e56-e119-42a7-ba05-3744400b9ca1",
"name": "When chat message received"
},
{
"parameters": {
"promptType": "define",
"text": "={{ $('Edit Fields').item.json.Mensagem }}",
"options": {
"systemMessage": "Voc\u00ea \u00e9 um agente de suporte, seja educado, engra\u00e7ao e utilize emojis."
}
},
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 1.8,
"position": [
480,
0
],
"id": "62e54572-1bbf-4cf6-b5f4-e44a740f7fb2",
"name": "AI Agent1"
},
{
"parameters": {
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGroq",
"typeVersion": 1,
"position": [
380,
220
],
"id": "0bb9f915-65c2-4d49-9c1e-2b0b2ebe4b45",
"name": "Groq Chat Model",
"credentials": {
"groqApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "51463003-beb3-42ae-a4ba-66a5436e0501",
"name": "IdConversa",
"value": "={{ $json.body.data.key.remoteJid }}",
"type": "string"
},
{
"id": "2d64eb86-4cf0-46a6-a502-0c308e521f32",
"name": "Mensagem",
"value": "={{ $json.body.data.message.conversation }}",
"type": "string"
},
{
"id": "0baaea15-4b18-4111-aa36-2538b4aaf899",
"name": "Data",
"value": "={{ $now }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
0,
0
],
"id": "0b9441f1-8900-483f-90d9-91f554f2e13b",
"name": "Edit Fields"
},
{
"parameters": {
"sessionIdType": "customKey",
"sessionKey": "={{ $('Edit Fields').item.json.IdConversa }}"
},
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"typeVersion": 1.3,
"position": [
520,
220
],
"id": "dddc5d10-79b3-4f94-8dfd-e5e4208d1dca",
"name": "Simple Memory"
},
{
"parameters": {},
"type": "@n8n/n8n-nodes-langchain.toolCalculator",
"typeVersion": 1,
"position": [
820,
220
],
"id": "dce7ab53-a488-4a0c-93a5-a6d03028c745",
"name": "Calculator"
},
{
"parameters": {},
"type": "@n8n/n8n-nodes-langchain.toolWikipedia",
"typeVersion": 1,
"position": [
660,
220
],
"id": "54d54bee-adbe-4678-acd5-fac518b94b3d",
"name": "Wikipedia"
},
{
"parameters": {},
"type": "n8n-nodes-base.noOp",
"typeVersion": 1,
"position": [
900,
0
],
"id": "6ec0ae62-06d0-4105-a5ea-55559be1d542",
"name": "No Operation, do nothing"
},
{
"parameters": {
"promptType": "define",
"text": "={{ $('Edit Webhook').item.json.Mensagem }}",
"options": {
"systemMessage": "Voc\u00ea \u00e9 um agente de suporte, seja educado, engra\u00e7ao e utilize emojis."
}
},
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 1.8,
"position": [
500,
840
],
"id": "71847e79-5973-4389-aec7-ac04aed8acc6",
"name": "AI Agent"
},
{
"parameters": {
"sessionIdType": "customKey"
},
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"typeVersion": 1.3,
"position": [
540,
1080
],
"id": "fc92b785-c5ac-4cfd-b9ac-e07816488b2e",
"name": "Simple Memory1"
},
{
"parameters": {},
"type": "@n8n/n8n-nodes-langchain.toolCalculator",
"typeVersion": 1,
"position": [
840,
1080
],
"id": "98ede3a9-f288-4c54-8934-93c6709ab47e",
"name": "Calculator1"
},
{
"parameters": {},
"type": "@n8n/n8n-nodes-langchain.toolWikipedia",
"typeVersion": 1,
"position": [
680,
1080
],
"id": "bff6b5a8-a15b-40bf-8ac4-a2d8aa1a7e86",
"name": "Wikipedia1"
},
{
"parameters": {},
"type": "n8n-nodes-base.noOp",
"typeVersion": 1,
"position": [
1120,
840
],
"id": "b6d64c6d-c6b1-4089-8c6e-854e0549dbff",
"name": "No Operation, do nothing1"
},
{
"parameters": {},
"type": "n8n-nodes-base.noOp",
"typeVersion": 1,
"position": [
60,
1080
],
"id": "1603a041-f22c-4f2a-82a9-fc64d6a7108d",
"name": "No Operation, do nothing2"
},
{
"parameters": {
"method": "POST",
"url": "https://api.z-api.io/instances/SUA_INSTANCIA/token/SEU_TOKEN/send-text",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "client-token",
"value": "{{security-token}}"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "phone",
"value": "5511999998888"
},
{
"name": "message",
"value": "Welcome to *Z-API*"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
880,
840
],
"id": "935b9c2d-65cb-48a8-b531-fe25dca98519",
"name": "HTTP Request"
},
{
"parameters": {
"httpMethod": "POST",
"path": "receber-mensagem-whatsapp",
"options": {}
},
"type": "n8n-nodes-base.webhook",
"typeVersion": 2,
"position": [
-1060,
360
],
"id": "15fbcafd-ea19-4ea3-b204-11b211359217",
"name": "Webhook1"
},
{
"parameters": {
"operation": "append",
"documentId": {
"__rl": true,
"value": "1fhsa6tUsbsIcK6Ub0wHkXTdGFmluMYrQaSAgyvG-BrE",
"mode": "list",
"cachedResultName": "CursoN8NGratuito-Tutorial#1",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1fhsa6tUsbsIcK6Ub0wHkXTdGFmluMYrQaSAgyvG-BrE/edit?usp=drivesdk"
},
"sheetName": {
"__rl": true,
"value": "gid=0",
"mode": "list",
"cachedResultName": "Case 1",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1ZIyZrOkvoxyptGpg0f4Km1FOPQNkEtliXr651pFQyuA/edit#gid=0"
},
"columns": {
"mappingMode": "defineBelow",
"value": {
"Mensagem": "={{ $json.Mensagem }}",
"Data": "={{ $json.Data }}",
"idConversa": "={{ $json.IdConversa }}"
},
"matchingColumns": [],
"schema": [
{
"id": "idConversa",
"displayName": "idConversa",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true,
"removed": false
},
{
"id": "Mensagem",
"displayName": "Mensagem",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Data",
"displayName": "Data",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true,
"removed": false
}
],
"attemptToConvertTypes": false,
"convertFieldsToString": false
},
"options": {}
},
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4.5,
"position": [
240,
0
],
"id": "945bcff2-29e3-4e5d-96dc-3cffaa47050d",
"name": "Append row in sheet",
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "appendOrUpdate",
"documentId": {
"__rl": true,
"value": "1fhsa6tUsbsIcK6Ub0wHkXTdGFmluMYrQaSAgyvG-BrE",
"mode": "list",
"cachedResultName": "CursoN8NGratuito-Tutorial#1",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1fhsa6tUsbsIcK6Ub0wHkXTdGFmluMYrQaSAgyvG-BrE/edit?usp=drivesdk"
},
"sheetName": {
"__rl": true,
"value": "gid=0",
"mode": "list",
"cachedResultName": "Case1",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1fhsa6tUsbsIcK6Ub0wHkXTdGFmluMYrQaSAgyvG-BrE/edit#gid=0"
},
"columns": {
"mappingMode": "defineBelow",
"value": {
"idConversa": "={{ $('Webhook1').item.json.body.sender }}",
"Mensagem": "={{ $('Webhook1').item.json.body.data.message.conversation }}",
"Data": "={{ $('If-web').item.json.body.date_time }}"
},
"matchingColumns": [
"idConversa"
],
"schema": [
{
"id": "idConversa",
"displayName": "idConversa",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true,
"removed": false
},
{
"id": "Mensagem",
"displayName": "Mensagem",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Data",
"displayName": "Data",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
}
],
"attemptToConvertTypes": false,
"convertFieldsToString": false
},
"options": {}
},
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4.5,
"position": [
260,
840
],
"id": "2d6074ba-b03a-4c2a-a077-808dbbc21c42",
"name": "Append or update row in sheet",
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"resource": "messages-api",
"instanceName": "n8n",
"remoteJid": "595993547294",
"messageText": "={{ $json.output }}",
"options_message": {}
},
"type": "n8n-nodes-evolution-api.evolutionApi",
"typeVersion": 1,
"position": [
1200,
0
],
"id": "204a1b31-86fa-4e50-9cf4-141fe591daae",
"name": "Enviar texto",
"credentials": {
"evolutionApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"modelName": "models/gemini-2.5-pro",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"typeVersion": 1,
"position": [
400,
1080
],
"id": "f077f5b7-2fde-4bc9-bbf1-e3ecee56ca1c",
"name": "Google Gemini Chat Model",
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "3e159d22-1e35-4ac6-b7c4-23dcd61b2c65",
"leftValue": "={{ $json.body.isGroup }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
},
{
"id": "b3e67eed-ee63-4f85-9e8c-31cb3c84dea5",
"leftValue": "={{ $json.body.isNewsletter }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
},
{
"id": "6ee1e0b8-3aa2-4964-aecd-5c41f7417f56",
"leftValue": "={{ $json.body.fromApi }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
},
{
"id": "2288f863-9d64-4a5b-8414-6dc359375d0e",
"leftValue": "={{ $json.body.broadcast }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
},
{
"id": "7c0fd32d-bb1c-40ae-be3c-102064ae579a",
"leftValue": "={{ $json.body.data.key.fromMe }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
-780,
360
],
"id": "86228ed6-44d4-4517-8b92-d00ad9bf6dd9",
"name": "If1"
},
{
"parameters": {},
"type": "n8n-nodes-base.noOp",
"typeVersion": 1,
"position": [
-700,
760
],
"id": "b5932be1-cedd-45e6-b71d-9f721eadd1a5",
"name": "No Operation, do nothing3"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "51463003-beb3-42ae-a4ba-66a5436e0501",
"name": "IdConversa",
"value": "={{ $('Webhook1').item.json.body.data.key.remoteJid }}",
"type": "string"
},
{
"id": "2d64eb86-4cf0-46a6-a502-0c308e521f32",
"name": "Mensagem",
"value": "={{ $('Webhook1').item.json.body.data.message.conversation }}",
"type": "string"
},
{
"id": "4d5885bf-d1db-49af-86fb-22b8a5fe81c7",
"name": "Nome",
"value": "={{ $('Webhook1').item.json.body.sender }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
60,
840
],
"id": "ed98cc0c-ae32-4d54-b216-9716db5255e0",
"name": "Edit Webhook"
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "3e159d22-1e35-4ac6-b7c4-23dcd61b2c65",
"leftValue": "={{ $json.body.isGroup }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
},
{
"id": "b3e67eed-ee63-4f85-9e8c-31cb3c84dea5",
"leftValue": "={{ $json.body.isNewsletter }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
},
{
"id": "6ee1e0b8-3aa2-4964-aecd-5c41f7417f56",
"leftValue": "={{ $json.body.fromApi }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
},
{
"id": "2288f863-9d64-4a5b-8414-6dc359375d0e",
"leftValue": "={{ $json.body.broadcast }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
-160,
840
],
"id": "3d9c8fa8-fd44-4a4c-9085-720259a7e5c3",
"name": "If-web"
}
],
"connections": {
"AI Agent1": {
"main": [
[
{
"node": "No Operation, do nothing",
"type": "main",
"index": 0
}
]
]
},
"Groq Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent1",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "Append row in sheet",
"type": "main",
"index": 0
}
]
]
},
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Agent1",
"type": "ai_memory",
"index": 0
}
]
]
},
"Calculator": {
"ai_tool": [
[
{
"node": "AI Agent1",
"type": "ai_tool",
"index": 0
}
]
]
},
"Wikipedia": {
"ai_tool": [
[
{
"node": "AI Agent1",
"type": "ai_tool",
"index": 0
}
]
]
},
"AI Agent": {
"main": [
[
{
"node": "HTTP Request",
"type": "main",
"index": 0
}
]
]
},
"Simple Memory1": {
"ai_memory": [
[
{
"node": "AI Agent",
"type": "ai_memory",
"index": 0
}
]
]
},
"Calculator1": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Wikipedia1": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"HTTP Request": {
"main": [
[
{
"node": "No Operation, do nothing1",
"type": "main",
"index": 0
}
]
]
},
"Webhook1": {
"main": [
[
{
"node": "If1",
"type": "main",
"index": 0
}
]
]
},
"Append row in sheet": {
"main": [
[
{
"node": "AI Agent1",
"type": "main",
"index": 0
}
]
]
},
"Append or update row in sheet": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"No Operation, do nothing": {
"main": [
[
{
"node": "Enviar texto",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"If1": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
},
{
"node": "If-web",
"type": "main",
"index": 0
}
],
[
{
"node": "No Operation, do nothing3",
"type": "main",
"index": 0
}
]
]
},
"Edit Webhook": {
"main": [
[
{
"node": "Append or update row in sheet",
"type": "main",
"index": 0
}
]
]
},
"If-web": {
"main": [
[
{
"node": "Edit Webhook",
"type": "main",
"index": 0
}
],
[
{
"node": "No Operation, do nothing2",
"type": "main",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "93fe5263-b550-4552-a2f0-29355e8fc5f9",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "hpOJdKysOFwrcAhI",
"tags": [
{
"createdAt": "2025-06-30T01:10:28.185Z",
"updatedAt": "2025-06-30T01:10:28.185Z",
"id": "MnjNIW7kUF7UYkxw",
"name": "NoCode StartUp"
}
]
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
evolutionApigooglePalmApigoogleSheetsOAuth2ApigroqApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
teste. Uses chatTrigger, agent, lmChatGroq, memoryBufferWindow. Chat trigger; 24 nodes.
Source: https://github.com/senaiapy/IA/blob/dee2e863a92473b40c171ee414b750d4a652f9ce/Templates/N8N/teste.json — original creator credit. Request a take-down →
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