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 →
{
"updatedAt": "2025-10-19T10:06:16.000Z",
"createdAt": "2025-10-19T00:33:26.011Z",
"id": "OWkMP6wO0pscgTeL",
"name": "30. Build a smart PC components sales chatbot with n8n, effortlessly!",
"active": false,
"isArchived": false,
"nodes": [
{
"parameters": {
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"typeVersion": 1.3,
"position": [
0,
0
],
"id": "dad79efa-5182-4236-9e8e-59bf3c81ad2c",
"name": "When chat message received"
},
{
"parameters": {
"options": {
"systemMessage": "You represent a computer company. Please answer customer inquiries using\nthe information provided in the Google Sheet. Please send an email to the\nowner only if the customer requests to purchase a device. Before sending\nthe email, ask the customer for their name and phone number, and send them\nto the owner via Email. Please arrange the email in a very well format"
}
},
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 2.2,
"position": [
208,
0
],
"id": "fd2c3cf5-480e-4212-9515-0a77f1dba025",
"name": "AI Agent"
},
{
"parameters": {
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"typeVersion": 1,
"position": [
80,
208
],
"id": "f72cbfbf-f2b7-4249-803e-0c0e19eef3d6",
"name": "Google Gemini Chat Model",
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"contextWindowLength": 50
},
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"typeVersion": 1.3,
"position": [
224,
208
],
"id": "2714d5e2-8337-4120-8891-3ae80b2f734b",
"name": "Simple Memory"
},
{
"parameters": {
"sendTo": "chanbit.abde@gmail.com",
"subject": "Customer Purchase Request",
"emailType": "text",
"message": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Message', ``, 'string') }}",
"options": {}
},
"type": "n8n-nodes-base.gmailTool",
"typeVersion": 2.1,
"position": [
384,
256
],
"id": "9c63538f-50e7-467a-98d9-1a6f73b3a48d",
"name": "Send a message in Gmail",
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"documentId": {
"__rl": true,
"value": "113uKOJEvJgoC9k3nLM89s-qcaUopsR0tS4BTSxr2-ng",
"mode": "list",
"cachedResultName": "Udemy",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/113uKOJEvJgoC9k3nLM89s-qcaUopsR0tS4BTSxr2-ng/edit?usp=drivesdk"
},
"sheetName": {
"__rl": true,
"value": "gid=0",
"mode": "list",
"cachedResultName": "computer_components_catalog",
"cachedResultUrl": "https://docs.google.com/spreadsheets/d/113uKOJEvJgoC9k3nLM89s-qcaUopsR0tS4BTSxr2-ng/edit#gid=0"
},
"options": {}
},
"type": "n8n-nodes-base.googleSheetsTool",
"typeVersion": 4.7,
"position": [
560,
208
],
"id": "5735221f-0a19-4283-9792-c74770a6b160",
"name": "Get row(s) in sheet in Google Sheets",
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
}
],
"connections": {
"When chat message received": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Agent",
"type": "ai_memory",
"index": 0
}
]
]
},
"Send a message in Gmail": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Get row(s) in sheet in Google Sheets": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
},
"staticData": null,
"meta": {
"templateCredsSetupCompleted": true
},
"versionId": "903d7ca2-0003-4808-a4bf-337f28b6545f",
"activeVersionId": null,
"triggerCount": 0,
"shared": [
{
"updatedAt": "2025-10-19T00:33:26.084Z",
"createdAt": "2025-10-19T00:33:26.084Z",
"role": "workflow:owner",
"workflowId": "OWkMP6wO0pscgTeL",
"projectId": "HHopAZ4lOFgjhBzT"
}
],
"activeVersion": null,
"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
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About this workflow
30. Build a smart PC components sales chatbot with n8n, effortlessly!. Uses chatTrigger, agent, lmChatGoogleGemini, memoryBufferWindow. Chat trigger; 6 nodes.
Source: https://github.com/abde0112/n8n_bkv2/blob/main/30.-build-a-smart-pc-components-sales-chatbot-with-n8n,-effortlessly!-OWkMP6wO0pscgTeL.json — original creator credit. Request a take-down →
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