This workflow follows the Gmail → Gmail 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": "Email Automation",
"nodes": [
{
"parameters": {
"pollTimes": {
"item": [
{
"mode": "everyMinute"
}
]
},
"filters": {
"labelIds": [
"INBOX"
]
}
},
"type": "n8n-nodes-base.gmailTrigger",
"typeVersion": 1.2,
"position": [
-440,
-80
],
"id": "8311acb0-4e19-4cae-a21d-c452cdd29514",
"name": "Gmail Trigger",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"inputText": "={{ $json.snippet }}",
"categories": {
"categories": [
{
"category": "Assistance technique",
"description": "Emails qui demandent de l'assistance technique, service apr\u00e8s-ventes, description du produit, mat\u00e9riel, mat\u00e9riau du produit, software, hardware, "
},
{
"category": "Assistant commercial ",
"description": "Demande par rapport au prix, promotion, stock, les nouveaut\u00e9s produit, mod\u00e8le"
},
{
"category": "Divers",
"description": "email personnel, aucun rapport avec l'assistance ou la vente. "
}
]
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.textClassifier",
"typeVersion": 1,
"position": [
-180,
-80
],
"id": "526fff62-92b3-4ee7-b52b-cc6036294b36",
"name": "Text Classifier"
},
{
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"typeVersion": 1.2,
"position": [
-260,
140
],
"id": "4e013ada-4be8-4327-b293-ca7a2879f339",
"name": "OpenAI Chat Model",
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"modelId": {
"__rl": true,
"value": "gpt-4o",
"mode": "list",
"cachedResultName": "GPT-4O"
},
"messages": {
"values": [
{
"content": "=Tu es un assistant technique, tu donnes l'information n\u00e9cessaire par rapport \u00e0 la technicit\u00e9 du produit cit\u00e9. Si tu ne connais pas la r\u00e9ponse, invite le client \u00e0 contacter support@gmail.com. \n\nDonne une solution directe sans demander plus d'information. \n\nTu \u00e9cris la r\u00e9ponse sous forme d'un email.\n\nVoil\u00e0 la demande du client : {{ $json.snippet }}"
}
]
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.openAi",
"typeVersion": 1.8,
"position": [
200,
-320
],
"id": "f03b910b-3a91-4725-bcdf-ef7c0f44060c",
"name": "OpenAI",
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "reply",
"messageId": "={{ $('Text Classifier').item.json.id }}",
"emailType": "text",
"message": "={{ $json.message.content }}",
"options": {
"appendAttribution": false
}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.1,
"position": [
580,
-80
],
"id": "f5b0bfe2-b251-48ad-922f-ccc8ae84d3dc",
"name": "Gmail",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"modelId": {
"__rl": true,
"value": "gpt-4o-mini",
"mode": "list",
"cachedResultName": "GPT-4O-MINI"
},
"messages": {
"values": [
{
"content": "=Tu es un assistant commercial, tu pousses la vente des ordinateurs, on se basant sur le document dont tu as acc\u00e8s. \n\n\nNom du client : {{ $json.From }}\n\nMail auquel tu dois r\u00e9pondre : \n\nTexte sous forme d'email. ",
"role": "assistant"
}
]
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.openAi",
"typeVersion": 1.8,
"position": [
200,
-80
],
"id": "34e0c0a9-c487-44c0-a900-90438988df38",
"name": "OpenAI1",
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"chatId": "892959162",
"text": "=Tu as envoy\u00e9 un message : \n\nSujet : {{ $json.output['L\\'objet de l\\'email'] }}\n\n\u00e0 : {{ $json.output.Destinataire }}\n\nMessage : {{ $json.output['Message envoy\u00e9'] }}",
"additionalFields": {
"appendAttribution": true
}
},
"type": "n8n-nodes-base.telegram",
"typeVersion": 1.2,
"position": [
1260,
-80
],
"id": "f0b65003-0c33-489b-a0e8-abeb5220252c",
"name": "Telegram",
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"text": "={{ $json.text }}",
"attributes": {
"attributes": [
{
"name": "L'objet de l'email",
"description": "L'objet de l'email"
},
{
"name": "Message envoy\u00e9",
"description": "Message envoy\u00e9"
},
{
"name": "Destinataire ",
"description": "=celui qui nous envoy\u00e9 le mail : {{ $('Gmail Trigger').item.json.From }}"
}
]
},
"options": {
"systemPromptTemplate": "You are an expert extraction algorithm.\nOnly extract relevant information from the text.\nIf you do not know the value of an attribute asked to extract, you may omit the attribute's value."
}
},
"type": "@n8n/n8n-nodes-langchain.informationExtractor",
"typeVersion": 1,
"position": [
920,
-80
],
"id": "df43f46d-e646-4383-9bcc-6543b7fbe73d",
"name": "Information Extractor"
},
{
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4o-mini"
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"typeVersion": 1.2,
"position": [
940,
160
],
"id": "60a6bc5f-21c1-4fa9-b45a-591453780715",
"name": "OpenAI Chat Model1",
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"modelId": {
"__rl": true,
"value": "gpt-4o",
"mode": "list",
"cachedResultName": "GPT-4O"
},
"messages": {
"values": [
{
"content": "=Donne un r\u00e9sum\u00e9 du message envoy\u00e9 avec l'adresse email. \n\nEmail du Destinateur : {{ $('Gmail Trigger').item.json.From }}\n\nMessage envoy\u00e9 : {{ $json.snippet }}"
}
]
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.openAi",
"typeVersion": 1.8,
"position": [
200,
280
],
"id": "17009dd3-7e5f-4d24-b0c0-b40bcb8036db",
"name": "OpenAI2",
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"chatId": "892959162",
"text": "={{ $json.message.content }}",
"additionalFields": {}
},
"type": "n8n-nodes-base.telegram",
"typeVersion": 1.2,
"position": [
580,
280
],
"id": "20590ccc-3b4e-4280-9c7b-c52a3dcdd4f1",
"name": "Telegram1",
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "get",
"messageId": "={{ $json.id }}",
"simple": false,
"options": {}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.1,
"position": [
760,
-80
],
"id": "4359006e-dcc9-43d9-ad8f-24bb07025196",
"name": "Gmail1",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "get",
"documentURL": "https://docs.google.com/document/d/1fuMsd9gIAXSzPoZ_TVs9v7FNCI53-5FXInZUCH5CsHc/edit?usp=sharing"
},
"type": "n8n-nodes-base.googleDocsTool",
"typeVersion": 2,
"position": [
400,
140
],
"id": "8e2d1e12-e8b8-435a-80f3-f290873e143c",
"name": "Google Docs1",
"credentials": {
"googleDocsOAuth2Api": {
"name": "<your credential>"
}
}
}
],
"connections": {
"Gmail Trigger": {
"main": [
[
{
"node": "Text Classifier",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "Text Classifier",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Text Classifier": {
"main": [
[
{
"node": "OpenAI",
"type": "main",
"index": 0
}
],
[
{
"node": "OpenAI1",
"type": "main",
"index": 0
}
],
[
{
"node": "OpenAI2",
"type": "main",
"index": 0
}
]
]
},
"OpenAI": {
"main": [
[
{
"node": "Gmail",
"type": "main",
"index": 0
}
]
]
},
"OpenAI1": {
"main": [
[
{
"node": "Gmail",
"type": "main",
"index": 0
}
]
]
},
"Gmail": {
"main": [
[
{
"node": "Gmail1",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model1": {
"ai_languageModel": [
[
{
"node": "Information Extractor",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Information Extractor": {
"main": [
[
{
"node": "Telegram",
"type": "main",
"index": 0
}
]
]
},
"OpenAI2": {
"main": [
[
{
"node": "Telegram1",
"type": "main",
"index": 0
}
]
]
},
"Gmail1": {
"main": [
[
{
"node": "Information Extractor",
"type": "main",
"index": 0
}
]
]
},
"Google Docs1": {
"ai_tool": [
[
{
"node": "OpenAI1",
"type": "ai_tool",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "11aafe7e-43ef-4332-bb35-001f7caf1d83",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "kA6PVJ1HDFFKKpoV",
"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.
gmailOAuth2googleDocsOAuth2ApiopenAiApitelegramApi
Pro
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About this workflow
Email Automation. Uses gmailTrigger, textClassifier, lmChatOpenAi, openAi. Event-driven trigger; 13 nodes.
Source: https://github.com/houseofichigo/json/blob/d73f6e7ccf65d535b168f46a7a2cdcb0a0f929ef/Email_Automation.json — original creator credit. Request a take-down →
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