Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
Comprehensive Google Workspace MCP server with full support for Google Calendar, Drive, Gmail, and Docs, Forms, Chats, Slides and Sheets over stdio, Streamable HTTP and SSE transports.
AI-native calendar middleware for scheduling, availability, and conflict-free booking across Google Calendar, Outlook, and CalDAV. 15 tools across 5 layers: temporal context, calendar operations, multi-calendar availability, open scheduling, and Two-Phase Commit booking. Deterministic datetime resolution and RRULE expansion powered by Truth Engine.
Quality signal
51/100 (Fair)
52/100 (Fair)
Install path
uvx · high
npx · high
Engagement
0 0 0 2,980
0 0 0 12
Tools
Supports 12 major Google Workspace services with 120+ toolsMulti-user OAuth 2.1 authentication with external auth gateway supportStateless container deployment for secure, scalable hostingMultiple transport layers: stdio, streamable HTTP, and SSEFull CLI and code mode for integration with coding assistantsOpen source MIT licensed with no telemetry or external dependencies
Temporal context and timezone-aware datetime resolutionTwo-Phase Commit atomic booking to prevent double-bookingCross-provider free/busy availability computationDeterministic RRULE expansion handling DST and exceptionsToken-efficient TOON format for calendar data compressionAccessible via MCP, A2A, REST, and browser protocols
