google_workspace_mcpMCP Server43/100 via “oauth 2.0/2.1 session-based authentication with credential persistence”
Control Gmail, Google Calendar, Docs, Sheets, Slides, Chat, Forms, Tasks, Search & Drive with AI - Comprehensive Google Workspace / G Suite MCP Server & CLI Tool
Unique: Supports both OAuth 2.0 legacy and OAuth 2.1 flows with automatic session context injection via service authentication decorators, enabling credential reuse across tool calls without explicit token passing. Includes configurable storage backends for multi-user credential isolation, distinguishing it from single-user-only MCP implementations.
vs others: Provides multi-user credential isolation that generic MCP servers lack, and supports OAuth 2.1 (modern standard) alongside legacy OAuth 2.0, making it suitable for both legacy and modern Google Workspace deployments.