{
  "id": "mcp_35651dc0873e",
  "slug": "google-calendar-mcp",
  "asset_type": "mcp",
  "name": "Google Calendar Free/Busy Availability & Event Scheduling MCP",
  "tagline": "Query multi-calendar free/busy availability across time zones, detect scheduling conflicts, prepare pre-meeting attendee briefs, and draft calendar invites",
  "description_md": "### Server Architecture & Capability Summary\n**Google Calendar Free/Busy Availability & Event Scheduling MCP** (`google-calendar-mcp`) is a verified **STDIO** Model Context Protocol (MCP) server curated with **@lennysan** for Grok Bot, Claude Code, and Cursor.\n\nQuery multi-calendar free/busy availability across time zones, detect scheduling conflicts, prepare pre-meeting attendee briefs, and draft calendar invites.\n\n### 1-Click CLI Installation\nRun the command below to register `google-calendar-mcp` in Claude Code or your MCP client:\n```bash\nclaude mcp add gcal -- npx -y @cocal/google-calendar-mcp\n```\n\n### Standard `mcpServers` JSON Configuration (`.cursor/mcp.json` / `claude_desktop_config.json`)\n```json\n{\n  \"mcpServers\": {\n    \"google-calendar-mcp\": {\n      \"command\": \"npx\",\n      \"args\": [\n        \"-y\",\n        \"@cocal/google-calendar-mcp\"\n      ],\n      \"env\": {\n        \"GOOGLE_CALENDAR_CREDENTIALS\": \"~/.config/gcal/credentials.json\"\n      }\n    }\n  }\n}\n```\n\n### Exposed MCP Tools\n- `gcal_list_events` — Deterministic JSON-RPC 2.0 tool exposed by `google-calendar-mcp`.\n- `gcal_check_freebusy` — Deterministic JSON-RPC 2.0 tool exposed by `google-calendar-mcp`.\n- `gcal_create_event` — Deterministic JSON-RPC 2.0 tool exposed by `google-calendar-mcp`.\n- `gcal_update_event` — Deterministic JSON-RPC 2.0 tool exposed by `google-calendar-mcp`.\n\n### Authentication & Environment Variables\n- **Transport Protocol:** `stdio`\n- **Auth Mechanism:** `oauth2`\n- `GOOGLE_CALENDAR_CREDENTIALS`: `~/.config/gcal/credentials.json`\n- **Documentation / Source:** [https://github.com/nspady/google-calendar-mcp](https://github.com/nspady/google-calendar-mcp)\n",
  "primary_category": "chief-of-staff",
  "categories_json": "[\"chief-of-staff\", \"mcp\"]",
  "tags_json": "[\"google-calendar-mcp\", \"stdio\", \"chief-of-staff\", \"mcp-server\", \"gcal-list-events\", \"gcal-check-freebusy\"]",
  "compatible_agents_json": "[\"grok-bot\", \"claude-code\", \"cursor\"]",
  "integrations_json": "[\"Google Calendar Free/Busy Availability & Event Scheduling MCP\", \"MCP Client\"]",
  "includes_json": "[]",
  "safety_level": "Read-Only / Ask-First",
  "safety_summary": "Verified capability blueprint by @lennysan.",
  "share_url": "",
  "deep_link_uri": "",
  "mcp_endpoint": "",
  "mcp_transport": "stdio",
  "install_command": "claude mcp add gcal -- npx -y @cocal/google-calendar-mcp",
  "skill_markdown": "",
  "starter_prompt": "Connect to the Google Calendar Free/Busy Availability & Event Scheduling MCP (google-calendar-mcp) MCP server using `claude mcp add gcal -- npx -y @cocal/google-calendar-mcp`. First run a read-only discovery check invoking `gcal_list_events` to verify connectivity and credentials, then summarize the structured response and ask before executing any state-modifying tool calls.",
  "project_url": "https://github.com/nspady/google-calendar-mcp",
  "repo_url": "https://github.com/nspady/google-calendar-mcp",
  "creator_handle": "lennysan",
  "creator_name": "Lenny Rachitsky (@lennysan)",
  "creator_avatar_url": null,
  "creator_url": "https://x.com/lennysan",
  "creator_platform": "x",
  "creator_cal_url": null,
  "claimed_by_user_id": null,
  "scouted_by_handle": null,
  "source_url": "https://github.com/nspady/google-calendar-mcp",
  "source_tweet_id": null,
  "source_origin": "certified_builder",
  "source_posted_at": null,
  "x_likes": 405,
  "x_bookmarks": 877,
  "x_retweets": 219,
  "x_views": 5670,
  "human_upvotes": 405,
  "human_installs": 405,
  "bot_pulls": 877,
  "pulse_score": 81,
  "gravity_rank_score": 3138,
  "is_featured": 0,
  "is_verified": 1,
  "is_sponsored": 0,
  "sponsor_tier": "free",
  "sponsor_label": "",
  "sponsor_cta_url": "",
  "sponsor_expires_at": null,
  "commercial_intent_score": 0,
  "status": "active",
  "created_at": "2026-10-24T20:00:00Z",
  "updated_at": "2026-10-24T20:00:00Z",
  "verified_at": null,
  "primitive": "mcp",
  "title": "Google Calendar Free/Busy Availability & Event Scheduling MCP",
  "description": "Query multi-calendar free/busy availability across time zones, detect scheduling conflicts, prepare pre-meeting attendee briefs, and draft calendar invites",
  "category": "chief-of-staff",
  "tags": "[\"google-calendar-mcp\", \"stdio\", \"chief-of-staff\", \"mcp-server\", \"gcal-list-events\", \"gcal-check-freebusy\"]",
  "agent_compatibility": "[\"grok-bot\", \"claude-code\", \"cursor\"]",
  "author_handle": "lennysan",
  "author_name": "Lenny Rachitsky (@lennysan)",
  "author_avatar": null,
  "source_tweet_url": "https://github.com/nspady/google-calendar-mcp",
  "github_url": "https://github.com/nspady/google-calendar-mcp",
  "external_url": "https://github.com/nspady/google-calendar-mcp",
  "upvotes_count": 405,
  "installs_count": 405
}