This guide walks you through using the hosted version of the Google Ads MCP by TrueClicks in n8n. With just a few simple steps, you'll be able to access Google Ads data via AI agents in n8n.
1. Generate GPT Token with GAQL.app
What is GAQL.app?
GAQL.app is a free, easy-to-use interface for querying Google Ads accounts using the Google Ads Query Language (GAQL). It’s built by TrueClicks to simplify working with Google Ads data.
Why use it?
Free to use
Built for advertisers, developers, and analysts
Great for creating reports or writing automation scripts
Friendly interface for GAQL
Steps to Create GPT Token
Go to https://gaql.app
Log in with your Google account
At the top-right corner, click on COPY GPT TOKEN
This token enables secure, read-only access to your account via AI-based tools using MCP.
2. Configure MCP in n8n Workflow
In n8n, create a new workflow
Add a node called AI Agent to your workflow
Double-click on the MCP sub-node in the AI Agent
Use the following configuration:
SSE Endpoint:
https://mcp.gaql.app/sse
Authentication:
SelectBearerauthentication.
Credentials:
Click "Create New"
In the Bearer Token field, paste your GPT Token from GAQL.app
That’s it - your AI Agent is now connected to the hosted MCP server!
3. Setting up the AI Agent Prompt
To get the most accurate and useful Google Ads responses, configure your AI Agent's behavior with a well-crafted System Message.
Recommended System Message
You are a senior Google Ads PPC specialist. For date range use explicit dates 'BETWEEN' in GAQL query. Today is {{ $today }}.This primes the AI Agent to return precise Google Ads API queries tailored to your account and timeframe.
💬 Questions or Technical Issues?
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