Google Drive MCP Server

Google Drive MCP Server

A Model Context Protocol (MCP) server for Google Drive integration, built with FastMCP. Provides tools for reading, writing, searching, and listing Google Drive files with a focus on Google Docs operations.

Features

• File Operations: List and search files in Google Drive with pagination
• Document Reading: Read Google Docs content with pagination and tab selection
• Document Writing: Write to Google Docs with tab selection and range operations
• Authentication: Service account authentication for Google Drive API access
• Pagination: Handle large documents and file lists efficiently

Setup

1. Install Dependencies

uv sync

2. Google API Setup

1. Go to the Google Cloud Console
2. Create a new project or select an existing one
3. Enable the Google Drive API and Google Docs API
4. Create a service account and generate a key
5. Download the service account key file and save it as service-account-key.json in the project root
6. Share any Google Drive files/folders you want to access with the service account email

3. Running the Server

python -m google_drive_mcp.server

No authentication flow is required - the service account will authenticate automatically using the key file.

Available Tools

list_files

List files in Google Drive with optional filtering and pagination.

Parameters:

• folder_id (optional): Folder ID to list files from (default: root)
• page_size (optional): Number of files per page (default: 50, max: 100)
• page_token (optional): Token for pagination
• mime_type (optional): Filter by MIME type (e.g., 'application/vnd.google-apps.document')

search_files

Search for files in Google Drive using query syntax.

Parameters:

• query: Search query (e.g., 'name contains "report"')
• page_size (optional): Number of files per page (default: 50, max: 100)
• page_token (optional): Token for pagination

read_document

Read content from a Google Docs document with pagination.

Parameters:

• document_id: Google Docs document ID
• tab_id (optional): Specific tab ID to read from
• start_index (optional): Starting character index (default: 0)
• length (optional): Number of characters to read (default: 5000, max: 10000)

write_document

Write content to a Google Docs document.

Parameters:

• document_id: Google Docs document ID
• content: Content to write
• tab_id (optional): Specific tab ID to write to
• insert_index (optional): Index where to insert content (default: end)
• replace_start (optional): Start index for content replacement
• replace_end (optional): End index for content replacement

Usage Examples

Search for Google Docs

# Search for documents containing "report"
search_files(query='name contains "report" and mimeType="application/vnd.google-apps.document"')

Read a Document with Pagination

# Read first 5000 characters
read_document(document_id="your_doc_id")

# Read next 5000 characters
read_document(document_id="your_doc_id", start_index=5000)

Write to a Specific Tab

# Write to a specific tab in a document
write_document(
    document_id="your_doc_id",
    content="Hello, World!",
    tab_id="your_tab_id"
)

Development

Project Structure

google_drive_mcp/
├── __init__.py
├── auth.py          # Google Drive authentication
└── server.py        # FastMCP server implementation

Running in Development

# Install in development mode
uv pip install -e .

# Run the server
python -m google_drive_mcp.server

License

This project is licensed under the MIT License.