This workflow follows the Gmail → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"name": "AI Lead Auto-Responder",
"nodes": [
{
"parameters": {
"mailbox": "=YOUR_GMAIL_ADDRESS",
"labelIds": [
"INBOX"
],
"searchQuery": "is:unread from:*",
"pollTimes": {
"item": [
{
"mode": "everyX",
"minute": 5
}
]
}
},
"id": "Gmail_Trigger",
"name": "Gmail Trigger",
"type": "n8n-nodes-base.gmail",
"typeVersion": 2,
"position": [
250,
300
]
},
{
"parameters": {
"method": "POST",
"url": "=https://api.anthropic.com/v1/messages",
"authentication": "none",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{$env[\"ANTHROPIC_API_KEY\"]}}"
},
{
"name": "anthropic-version",
"value": "2023-06-01"
}
]
},
"contentType": "application/json",
"body": "={\n \"model\": \"claude-3-5-sonnet-20241022\",\n \"max_tokens\": 1024,\n \"system\": \"You are a professional sales assistant. Analyze incoming customer inquiries and provide appropriate responses based on their intent. Keep responses concise, friendly, and professional. Include relevant next steps.\",\n \"messages\": [\n {\n \"role\": \"user\",\n \"content\": \"Analyze this customer inquiry and draft a professional response:\\n\\nFrom: {{$node[\\\"Gmail Trigger\\\"].json.sender}}\\nSubject: {{$node[\\\"Gmail Trigger\\\"].json.subject}}\\nMessage:\\n{{$node[\\\"Gmail Trigger\\\"].json.body}}\\n\\nIntention: Determine if this is a sales inquiry, support request, partnership inquiry, or spam. Draft a 2-3 sentence response that addresses their needs professionally.\"\n }\n ]\n}"
},
"id": "Claude_Intent_Analyzer",
"name": "Claude Intent Analyzer",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
450,
300
]
},
{
"parameters": {
"resource": "message",
"operation": "draft",
"toRecipients": "={{$node[\"Gmail_Trigger\"].json.sender}}",
"subject": "=Re: {{$node[\"Gmail_Trigger\"].json.subject}}",
"message": "={{$node[\"Claude_Intent_Analyzer\"].json.content[0].text}}"
},
"id": "Gmail_Draft_Creator",
"name": "Gmail Draft Creator",
"type": "n8n-nodes-base.gmail",
"typeVersion": 2,
"position": [
650,
300
]
},
{
"parameters": {
"method": "POST",
"url": "=https://hooks.slack.com/services/YOUR/WEBHOOK/URL",
"authentication": "none",
"contentType": "application/json",
"body": "={\n \"text\": \"New Lead: {{$node[\\\"Gmail_Trigger\\\"].json.sender}}\",\n \"blocks\": [\n {\n \"type\": \"header\",\n \"text\": {\n \"type\": \"plain_text\",\n \"text\": \"\ud83d\udce7 New Customer Inquiry\"\n }\n },\n {\n \"type\": \"section\",\n \"fields\": [\n {\n \"type\": \"mrkdwn\",\n \"text\": \"*From:*\\n{{$node[\\\"Gmail_Trigger\\\"].json.sender}}\"\n },\n {\n \"type\": \"mrkdwn\",\n \"text\": \"*Subject:*\\n{{$node[\\\"Gmail_Trigger\\\"].json.subject}}\"\n }\n ]\n },\n {\n \"type\": \"section\",\n \"text\": {\n \"type\": \"mrkdwn\",\n \"text\": \"*Draft Response:*\\n{{$node[\\\"Claude_Intent_Analyzer\\\"].json.content[0].text}}\"\n }\n },\n {\n \"type\": \"actions\",\n \"elements\": [\n {\n \"type\": \"button\",\n \"text\": {\n \"type\": \"plain_text\",\n \"text\": \"Review in Gmail\"\n },\n \"url\": \"https://mail.google.com/mail/u/0/#search/{{$node[\\\"Gmail_Trigger\\\"].json.sender}}\"\n }\n ]\n }\n ]\n}"
},
"id": "Slack_Alert",
"name": "Slack Alert",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
850,
200
]
},
{
"parameters": {
"method": "POST",
"url": "=https://api.telegram.org/bot{{$env[\"TELEGRAM_BOT_TOKEN\"]}}/sendMessage",
"authentication": "none",
"contentType": "application/json",
"body": "={\n \"chat_id\": \"={{$env[\\\"TELEGRAM_CHAT_ID\\\"]}}\",\n \"text\": \"\ud83d\udce7 <b>\u65b0\u5ba2\u8a62</b>\\n<b>\u4f86\u81ea:</b> {{$node[\\\"Gmail_Trigger\\\"].json.sender}}\\n<b>\u4e3b\u65e8:</b> {{$node[\\\"Gmail_Trigger\\\"].json.subject}}\\n\\n<b>\u56de\u8986:</b>\\n{{$node[\\\"Claude_Intent_Analyzer\\\"].json.content[0].text}}\",\n \"parse_mode\": \"HTML\"\n}"
},
"id": "Telegram_Notification",
"name": "Telegram Notification",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
850,
400
]
},
{
"parameters": {
"method": "POST",
"url": "=YOUR_WEBHOOK_FOR_LOGGING",
"authentication": "none",
"contentType": "application/json",
"body": "={\n \"timestamp\": \"={{new Date().toISOString()}}\",\n \"from\": \"{{$node[\\\"Gmail_Trigger\\\"].json.sender}}\",\n \"subject\": \"{{$node[\\\"Gmail_Trigger\\\"].json.subject}}\",\n \"ai_response\": \"{{$node[\\\"Claude_Intent_Analyzer\\\"].json.content[0].text}}\"\n}"
},
"id": "Database_Log",
"name": "Database Log",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1050,
300
]
},
{
"parameters": {
"method": "POST",
"url": "=https://api.telegram.org/bot{{$env[\"TELEGRAM_BOT_TOKEN\"]}}/sendMessage",
"authentication": "none",
"contentType": "application/json",
"body": "={\n \"chat_id\": \"={{$env[\\\"TELEGRAM_CHAT_ID\\\"]}}\",\n \"text\": \"\u274c <b>Lead Responder Error</b>\\n{{$error.message}}\",\n \"parse_mode\": \"HTML\"\n}"
},
"id": "Error_Handler",
"name": "Error Handler",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1050,
550
]
}
],
"connections": {
"Gmail_Trigger": {
"main": [
[
{
"node": "Claude_Intent_Analyzer",
"type": "main",
"index": 0
}
]
]
},
"Claude_Intent_Analyzer": {
"main": [
[
{
"node": "Gmail_Draft_Creator",
"type": "main",
"index": 0
}
]
]
},
"Gmail_Draft_Creator": {
"main": [
[
{
"node": "Slack_Alert",
"type": "main",
"index": 0
},
{
"node": "Telegram_Notification",
"type": "main",
"index": 0
}
]
]
},
"Slack_Alert": {
"main": [
[
{
"node": "Database_Log",
"type": "main",
"index": 0
}
]
]
},
"Telegram_Notification": {
"main": [
[
{
"node": "Database_Log",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {
"executionOrder": "v1"
},
"id": "2"
}
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About this workflow
AI Lead Auto-Responder. Uses gmail, httpRequest. Manual trigger; 7 nodes.
Source: https://github.com/foxck016077/claude-code-starter/blob/main/n8n-templates/2-lead-responder.json — original creator credit. Request a take-down →
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