genkit-mcp-google-maps-sample

A sample project that integrates Google Maps API with Genkit. Access Google Maps features from Gemini AI models through the Model Context Protocol (MCP).

Google Maps MCP Server

Features

This sample provides access to the following Google Maps features:

• Get coordinates from addresses (maps_geocode)
• Get addresses from coordinates (maps_reverse_geocode)
• Search for nearby places (maps_search_places)
• Get detailed place information (maps_place_details)
• Calculate distance and travel time between two points (maps_distance_matrix)
• Retrieve elevation data (maps_elevation)
• Get directions (maps_directions)

Setup

Requirements

• Node.js 20 or higher
• Firebase CLI
• Genkit CLI
• Access to a Google Cloud (Firebase) Project
• Google Maps Platform API key
• Google AI API key

Installation

# Clone the project
git clone https://github.com/nozomi-koborinai/genkit-mcp-google-maps-sample
cd genkit-mcp-google-maps-sample

# Install dependencies
npm install

# Install development tools
npm install --save-dev genkit-cli@latest

Environment Variables

Set the following secrets in Firebase Secret Manager:

• GOOGLE_GENAI_API_KEY: Google AI API key
• GOOGLE_MAPS_API_KEY: Google Maps API key

export GOOGLE_GENAI_API_KEY=your_genai_api_key
export GOOGLE_MAPS_API_KEY=your_maps_api_key

Usage

Local Development

Open Genkit Develoer UI.

npx genkit start -o -- tsx --watch src/index.ts

Deployment

firebase deploy --only functions