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Google Search MCP Server

@1999AZZAR

Repository

Basic information

Category

Search

License

MIT license

Transports

stdio

Author

1999AZZAR

About Google Search MCP Server

MCP server proxy for Google Programmable Search Engine

#microservice#mcp-server

Google Search MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "mcp-server-google-search": {
      "command": "docker",
      "args": [
        "build",
        "-t",
        "mcp-google-search",
        "."
      ]
    }
  }
}

Google Search MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Google Search MCP Server?

Google Search MCP Server is a microservice that wraps the Google Custom Search API. It provides caching, rate limiting, Prometheus metrics, and robust error handling. Intended for developers who want a production-ready search service with built-in observability and resilience.

How to use Google Search MCP Server?

Clone the repository, install dependencies with npm install, copy .env.example to .env and set your Google API key and Custom Search Engine ID. Run with npm run dev for development with live reload, or build and start for production. Docker support is also available.

Key features of Google Search MCP Server

  • Centralized error handling middleware
  • Config validation via Zod (fail-fast)
  • Redis + LRU caching with stale-while-revalidate
  • Prometheus metrics endpoint (/metrics)
  • Rate limiting via express-rate-limit
  • Swagger UI and GraphQL Sandbox UIs

Use cases of Google Search MCP Server

  • Perform Google searches with optional filters (date, site, safe, etc.)
  • Search for specific file types (e.g., PDFs)
  • Extract main content and sentiment from a URL
  • Monitor service health and collect Prometheus metrics

Frequently asked questions

1

What are the prerequisites for Google Search MCP Server?

Node.js >= v14, npm >= v6, a Google API Key with Custom Search API enabled, and a Google CSE ID. Redis is optional.

2

How do I configure caching and rate limiting?

Set environment variables like `REDIS_URL`, `CACHE_TTL` (Redis TTL in seconds), `LRU_CACHE_SIZE`, `RATE_LIMIT_WINDOW_MS`, and `RATE_LIMIT_MAX` in your `.env` file.

3

Can I run Google Search MCP Server in Docker?

Yes, a Dockerfile is provided. Build with `docker build -t mcp-google-search .` and run with `docker run -d -p 3000:3000 --env-file .env mcp-google-search`.

Comments

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