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": "My workflow",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "cff2509a-500e-42b2-bcaf-f2325e3e960c",
"options": {}
},
"type": "n8n-nodes-base.webhook",
"typeVersion": 2.1,
"position": [
-1456,
0
],
"id": "78d30a8e-693d-4e25-a4b6-61abd96dd68c",
"name": "Webhook"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "fc4757c6-70f9-443d-b035-c50ed77486b7",
"name": "name",
"value": "={{$json.body.name}}",
"type": "string"
},
{
"id": "bb36a252-20db-41ef-8595-71189bb8d811",
"name": "email",
"value": "={{$json.body.email}}",
"type": "string"
},
{
"id": "e2313542-755c-4afa-a428-9ebf02e6f983",
"name": "message",
"value": "={{ $json.body.message }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-1248,
-288
],
"id": "8aaf61c2-dc9a-4290-9d1e-7f31c0095d90",
"name": "Edit Fields"
},
{
"parameters": {
"promptType": "define",
"text": "=Analyze this lead:\n\nName: {{ $json.name }}\nEmail: {{ $json.email }}\nMessage: {{ $json.message }}\n\nReturn ONLY valid JSON.\n\n{\n \"interest_level\": \"\",\n \"budget_level\": \"\",\n \"urgency\": \"\",\n \"lead_score\": \"\",\n\"lead_category\": \"\"\n}\nDo NOT use markdown.\nDo NOT use ```json.\nReturn raw JSON only.\nlead_category must be:\n- Hot\n- Warm\n- Cold",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 3.1,
"position": [
-1040,
-112
],
"id": "fe1fa41f-23a8-4795-9fda-e6331fbe8d5a",
"name": "AI Agent"
},
{
"parameters": {
"modelName": "models/gemini-2.5-flash",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"typeVersion": 1.1,
"position": [
-1088,
224
],
"id": "0ec0dde7-9cf0-499b-8f5c-020ccca6b8a6",
"name": "Google Gemini Chat Model",
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"text": "={{$json.output}}",
"attributes": {
"attributes": [
{
"name": "interest_level",
"description": "Lead interest level (High, Medium, Low)"
},
{
"name": "budget_level",
"description": "Lead budget level (High, Medium, Low, Unknown)"
},
{
"name": "urgency",
"description": "Lead urgency level (High, Medium, Low)"
},
{
"name": "lead_score",
"type": "number",
"description": "Lead score as a number from 0 to 100."
},
{
"name": "lead_category",
"description": "Lead category based on lead quality. Hot = High interest + High urgency Warm = Medium interest or medium urgency Cold = Low interest or low urgency"
}
]
},
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.informationExtractor",
"typeVersion": 1.2,
"position": [
-704,
-320
],
"id": "5a9c4474-b484-4b58-9cd1-934bedb2d5c7",
"name": "Information Extractor"
},
{
"parameters": {
"modelName": "models/gemini-2.5-flash-lite",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"typeVersion": 1.1,
"position": [
-640,
-16
],
"id": "77bca4a1-27d0-4bc5-8437-01fc47d123cb",
"name": "Google Gemini Chat Model1",
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "append",
"documentId": {
"__rl": true,
"value": "1i8QjkOH5bhpCX5Or4zueb9So8C2EZS_rg5UXaXwCZLk",
"mode": "list",
"cachedResultName": "AI Lead Management",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1i8QjkOH5bhpCX5Or4zueb9So8C2EZS_rg5UXaXwCZLk/edit?usp=drivesdk"
},
"sheetName": {
"__rl": true,
"value": "gid=0",
"mode": "list",
"cachedResultName": "Sheet1",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1i8QjkOH5bhpCX5Or4zueb9So8C2EZS_rg5UXaXwCZLk/edit#gid=0"
},
"columns": {
"mappingMode": "defineBelow",
"value": {
"Name": "={{ $('Edit Fields').item.json.name }}",
"Email": "={{ $('Edit Fields').item.json.email }}",
"Message": "={{ $('Edit Fields').item.json.message }}",
"Interest level": "={{ $('Information Extractor').item.json.output.interest_level }}",
"Lead score": "={{ $('Information Extractor').item.json.output.lead_score }}",
"Lead category": "={{ $('Information Extractor').item.json.output.lead_category }}",
"Urgency": "={{ $('Information Extractor').item.json.output.urgency }}",
"Budget Level": "={{ $('Information Extractor').item.json.output.budget_level }}"
},
"matchingColumns": [],
"schema": [
{
"id": "Name",
"displayName": "Name",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Email",
"displayName": "Email",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Message",
"displayName": "Message",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Interest level",
"displayName": "Interest level",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Budget Level",
"displayName": "Budget Level",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Urgency",
"displayName": "Urgency",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Lead score",
"displayName": "Lead score",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true
},
{
"id": "Lead category",
"displayName": "Lead category",
"required": false,
"defaultMatch": false,
"display": true,
"type": "string",
"canBeUsedToMatch": true,
"removed": false
}
],
"attemptToConvertTypes": false,
"convertFieldsToString": false
},
"options": {}
},
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4.7,
"position": [
624,
208
],
"id": "14244b1f-9de3-4d73-b42c-1d5f02181ba5",
"name": "Append row in sheet",
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "9db352cd-7995-44dc-aa93-1b1774cd986c",
"leftValue": "={{ $('Information Extractor').item.json.output.lead_category }}",
"rightValue": "=Hot",
"operator": {
"type": "string",
"operation": "equals"
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.3,
"position": [
128,
-64
],
"id": "56ca9a1e-8a55-47d7-9e0f-0267ca40e46d",
"name": "If"
},
{
"parameters": {
"sendTo": "your-email@example.com",
"subject": "\ud83d\udd25 New Hot Lead Received",
"message": "=\ud83d\udd25 New Hot Lead Received \n \n Name: {{ $('Edit Fields').item.json.name }}\n\n Email: {{ $('Edit Fields').item.json.email }}\n\n Message: {{ $('Edit Fields').item.json.message }}\n\n Lead Score:{{ $json.output.lead_score }}\n\n Lead Category: {{ $json.output.lead_category }}\n\n Interest Level:{{ $json.output.interest_level }}\n\n Urgency: {{ $json.output.urgency }}\n",
"options": {}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.2,
"position": [
384,
-64
],
"id": "76e37d78-3147-44e8-9b8c-da66ec34b353",
"name": "Send a message",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"documentId": {
"__rl": true,
"value": "1i8QjkOH5bhpCX5Or4zueb9So8C2EZS_rg5UXaXwCZLk",
"mode": "list",
"cachedResultName": "AI Lead Management",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1i8QjkOH5bhpCX5Or4zueb9So8C2EZS_rg5UXaXwCZLk/edit?usp=drivesdk"
},
"sheetName": {
"__rl": true,
"value": "gid=0",
"mode": "list",
"cachedResultName": "Sheet1",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/1i8QjkOH5bhpCX5Or4zueb9So8C2EZS_rg5UXaXwCZLk/edit#gid=0"
},
"filtersUI": {
"values": [
{
"lookupColumn": "Email",
"lookupValue": "={{ $('Edit Fields').item.json.email }}"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4.7,
"position": [
-368,
-64
],
"id": "0b36f108-869f-435c-bb60-ef9c33450c39",
"name": "Get row(s) in sheet",
"alwaysOutputData": true,
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "loose",
"version": 3
},
"conditions": [
{
"id": "f866aa63-efa8-4d2a-85c7-2c4d2881b2f6",
"leftValue": "={{ Object.keys($json).length }}",
"rightValue": "0",
"operator": {
"type": "string",
"operation": "equals",
"name": "filter.operator.equals"
}
}
],
"combinator": "and"
},
"looseTypeValidation": true,
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.3,
"position": [
-144,
-48
],
"id": "47c36f81-0675-40d4-bd8b-7c199918d73c",
"name": "If1"
}
],
"connections": {
"Webhook": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"AI Agent": {
"main": [
[
{
"node": "Information Extractor",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model1": {
"ai_languageModel": [
[
{
"node": "Information Extractor",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Information Extractor": {
"main": [
[
{
"node": "Get row(s) in sheet",
"type": "main",
"index": 0
}
]
]
},
"If": {
"main": [
[
{
"node": "Send a message",
"type": "main",
"index": 0
}
],
[
{
"node": "Append row in sheet",
"type": "main",
"index": 0
}
]
]
},
"Send a message": {
"main": [
[
{
"node": "Append row in sheet",
"type": "main",
"index": 0
}
]
]
},
"Get row(s) in sheet": {
"main": [
[
{
"node": "If1",
"type": "main",
"index": 0
}
]
]
},
"If1": {
"main": [
[
{
"node": "If",
"type": "main",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1",
"binaryMode": "separate"
},
"versionId": "f4983fa5-13f0-48bd-bc2e-3598a497d085",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "AW8YHemzAkCtewsp",
"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.
gmailOAuth2googlePalmApigoogleSheetsOAuth2Api
Pro
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About this workflow
Aileadmanagement. Uses agent, lmChatGoogleGemini, informationExtractor, googleSheets. Webhook trigger; 11 nodes.
Source: https://github.com/akarshraj-hub/ai-lead-management-system/blob/main/AILeadManagement.json — original creator credit. Request a take-down →
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