Google Docs

A remote Model Context Protocol (MCP) server that provides Google Docs integration for Claude Desktop, built with Next.js and deployed on Vercel.

- Remote MCP Server: Deployed on Vercel with SSE transport
- Google OAuth: Secure authentication with Google Docs and Drive permissions
- Web Dashboard: User-friendly interface for managing API keys
- Multi-user: Support for multiple users with isolated access
- API Key Management: Secure token-based authentication for MCP clients

User Browser → Next.js App → Google OAuth → Database (User/Tokens) Claude Desktop → MCP SSE Transport → API Key Auth → Google APIs

- Create a new project inGoogle Cloud Console
- Enable Google Docs API and Google Drive API
- Create OAuth 2.0 credentials:

Create a PostgreSQL database (recommended:NeonorSupabase)

Create a Redis instance (required for Vercel MCP adapter). Recommended:Upstash
- Fork this repository
- Import to Vercel
- Add environment variables:

NEXTAUTH_SECRET=your-random-secret NEXTAUTH_URL=https://your-app.vercel.app GOOGLE_CLIENT_ID=your-google-client-id GOOGLE_CLIENT_SECRET=your-google-client-secret DATABASE_URL=your-postgresql-url REDIS_URL=your-redis-url

claude mcp add --transport sse google-docs https://your-app.vercel.app/sse

{ "mcpServers": { "google-docs": { "command": "claude", "args": ["mcp", "connect", "sse", "https://your-app.vercel.app/sse"] } } }

- authorize_google- Authorize Google Docs access (run this first)
- read_document- Read content from Google Docs
- create_document- Create new Google Docs
- update_document- Update document content with batch operations
- append_text- Append text to documents
- list_documents- List your Google Docs

For programmatic access or multiple clients:

claude mcp add --transport sse google-docs \\ https://your-app.vercel.app/sse \\ --header "X-API-Key: your-api-key"

- Clone the repository
- Install dependencies:pnpm install
- Copy.env.exampleto.envand fill in values
- Run database migrations:pnpm db:push
- Start development server:pnpm dev

- pnpm dev- Start development server
- pnpm build- Build for production
- pnpm start- Start production server
- pnpm lint- Run ESLint
- pnpm db:generate- Generate database migrations
- pnpm db:push- Push schema to database
- pnpm db:studio- Open Drizzle Studio

- API keys are hashed before storage
- Google refresh tokens are encrypted in database
- User isolation prevents cross-user access
- HTTPS enforced for OAuth callbacks
- OAuth Error: Check redirect URI matches exactly
- Database Connection: Verify DATABASE_URL format
- API Key Invalid: Ensure X-API-Key header is set correctly
- Redis Connection: Verify REDIS_URL for SSE transport

Check Vercel function logs for detailed error information.
- Fork the repository
- Create a feature branch
- Make changes
- Test locally
- Submit a pull request

MIT License - see LICENSE file for details.

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