This workflow follows the Agent → Gmail 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": "hashtag",
"nodes": [
{
"parameters": {
"pollTimes": {
"item": [
{
"mode": "everyMinute"
}
]
},
"simple": false,
"filters": {},
"options": {}
},
"type": "n8n-nodes-base.gmailTrigger",
"typeVersion": 1.3,
"position": [
0,
0
],
"id": "867d9eee-e451-4b26-84fd-78afc13f04ee",
"name": "Gmail Trigger",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "2f02f67a-816e-4d12-bcb7-767b1f8837e9",
"name": "email",
"value": "={{ $json.from.value[0].address }}",
"type": "string"
},
{
"id": "84796d6a-46dd-4629-ad81-43ce7fde7e78",
"name": "assunto",
"value": "={{ $json.headers.subject }}",
"type": "string"
},
{
"id": "7750dfd6-264e-4003-8a24-761ebf4a5507",
"name": "mensagem",
"value": "={{ $json.text }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
224,
0
],
"id": "0019fdbc-ddf0-4bc3-95ad-832956173202",
"name": "Edit Fields"
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "9966ca02-8f53-4335-bc30-80473db8bcc4",
"leftValue": "={{ $json.mensagem }}",
"rightValue": "coparticipa\u00e7\u00e3o",
"operator": {
"type": "string",
"operation": "contains"
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.3,
"position": [
448,
0
],
"id": "75eabde6-feb9-45b2-9b54-ac7b35997505",
"name": "If"
},
{
"parameters": {
"operation": "append",
"documentId": {
"__rl": true,
"value": "1emBcwKoIDiT9nTEfEPfcOBSZJrzLlyw0Pcm30W6Kf6U",
"mode": "list",
"cachedResultName": "TESTE",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1emBcwKoIDiT9nTEfEPfcOBSZJrzLlyw0Pcm30W6Kf6U/edit?usp=drivesdk"
},
"sheetName": {
"__rl": true,
"value": 555978433,
"mode": "list",
"cachedResultName": "email",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1emBcwKoIDiT9nTEfEPfcOBSZJrzLlyw0Pcm30W6Kf6U/edit#gid=555978433"
},
"columns": {
"mappingMode": "defineBelow",
"value": {
"from": "={{ $('Edit Fields').item.json.email }}",
"assunto": "={{ $('Edit Fields').item.json.assunto }}",
"mensagem": "={{ $('Edit Fields').item.json.mensagem }}"
},
"matchingColumns": [],
"schema": [
{
"id": "from",
"displayName": "from",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "assunto",
"displayName": "assunto",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "mensagem",
"displayName": "mensagem",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
}
],
"attemptToConvertTypes": false,
"convertFieldsToString": false
},
"options": {}
},
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4.7,
"position": [
672,
0
],
"id": "081306be-0a93-436c-af4c-55dff0172d18",
"name": "Append row in sheet",
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "reply",
"messageId": "={{ $('Gmail Trigger').item.json.id }}",
"message": "={{ $json.output }}",
"options": {}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.2,
"position": [
1248,
0
],
"id": "c5b41727-a331-413d-9ecd-21aee7153ca8",
"name": "Reply to a message",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"promptType": "define",
"text": "={{ $json.mensagem }}",
"options": {
"systemMessage": "voc\u00ea est\u00e1 em um ambiente de n8n, ent\u00e3o responda a pergunta do email com entusiasmo sem sair do contexto da pergunta"
}
},
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 3.1,
"position": [
896,
0
],
"id": "36bb235b-33e3-4c22-bb6a-15bd87b828de",
"name": "AI Agent"
},
{
"parameters": {
"model": "llama-3.3-70b-versatile",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGroq",
"typeVersion": 1,
"position": [
896,
224
],
"id": "96a45a4f-f941-42d8-bfa4-f5745031e616",
"name": "Groq Chat Model",
"credentials": {
"groqApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"sessionIdType": "customKey",
"sessionKey": "={{ $json.mensagem }}"
},
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"typeVersion": 1.3,
"position": [
1008,
304
],
"id": "3179a423-da26-48a0-a1d7-1474f7ee11b4",
"name": "Simple Memory"
}
],
"connections": {
"Gmail Trigger": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
]
]
},
"If": {
"main": [
[
{
"node": "Append row in sheet",
"type": "main",
"index": 0
}
]
]
},
"Append row in sheet": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "If",
"type": "main",
"index": 0
}
]
]
},
"AI Agent": {
"main": [
[
{
"node": "Reply to a message",
"type": "main",
"index": 0
}
]
]
},
"Groq Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Agent",
"type": "ai_memory",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1",
"binaryMode": "separate",
"availableInMCP": false
},
"versionId": "b0bf9c4f-451b-432a-b116-a80ee76c7b7d",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "VBORctk0yrwXtoJixgm_l",
"tags": []
}
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.
gmailOAuth2googleSheetsOAuth2ApigroqApi
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About this workflow
hashtag. Uses gmailTrigger, googleSheets, gmail, agent. Event-driven trigger; 8 nodes.
Source: https://github.com/ABCS89/AI_AGENTS/blob/1e114010d5f6926b0d399700cb68ad61a440b8ee/n8n/workflows/hashtag.json — original creator credit. Request a take-down →
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