Communication - official Google Workspace server
Google Chat MCP server
Google-hosted remote MCP server that lets agents find Chat conversations and messages, list messages and memberships, send messages, and mark conversations read or unread. Google Workspace hosts it at https://chatmcp.googleapis.com/mcp/v1 with OAuth auth.
Last verified 7 tools2 sources
Install
Google Workspace publishes no copyable client config for this server. Point your MCP client at https://chatmcp.googleapis.com/mcp/v1. Setup steps are in the vendor's docs.
Tools
search_conversations- Find conversations
list_messages- List messages
search_messages- Find messages
send_message- Send a message
mark_as_read- Mark as read
mark_as_unread- Mark as unread
list_memberships- List space memberships
As documented on October 17, 2026. A running server reports its current list through tools/list.
Notes and caveats
- Developer Preview.
- Also requires configuring a Chat app in the Google Cloud project.
- Scopes include chat.spaces.readonly, chat.messages.readonly and chat.messages.create.
More MCP servers for communication
- Google WorkspaceStatus: Preview
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Related reading
- Developer Fired by Google for Building Google Workspace CLIGoogle Workspace CLI creator Justin Poehnelt saw his tool go viral and hit #1 on Hacker News, then was fired two days after Google announced its own version.
- What's New in Mastra (Late 2026): Harness, AgentController GA, Eval Gates and MCP 2.xMastra in late 2026: goals, schedules, signals, AgentController GA, eval gates and MCP 2.x, with type-checked TypeScript examples and honest tradeoffs.
- MCP vs A2A vs Function Calling: Which Layer Does What in 2026MCP vs A2A vs function calling compared on the 2026-07-28 MCP spec and A2A 1.0: what each protocol does, where they overlap, and how to stack them.
- Pydantic AI V2 in Late 2026: Capabilities, Graphs, Evals and MCPPydantic AI V2 explained through v2.57.0: capabilities, typed output, Conversation storage, caching, graphs, evals, MCP Apps and Logfire, with checked code.
- Reverse Engineer Anything (REA): What the MCP Server Does and Where the Line IsREA (Reverse Engineer Anything) is an MIT-licensed MCP server that lets Claude Code, Codex or Cursor inspect binaries, Electron apps and APKs. How to try it.
- Claude Opus 5.5 Built a Browser 3D World: The Higgsfield MCP WorkflowClaude Opus 5.5 and Higgsfield MCP built an interactive 3D Library of Alexandria in the browser. The verified connector setup and where the workflow holds up.
FAQ
What does the Google Chat MCP server do?
Google-hosted remote MCP server that lets agents find Chat conversations and messages, list messages and memberships, send messages, and mark conversations read or unread. The vendor documents 7 tools, including search_conversations, list_messages, search_messages and send_message.
How do I install the Google Chat MCP server?
Google Workspace publishes no copyable client config. Point your MCP client at https://chatmcp.googleapis.com/mcp/v1. Setup steps are at https://developers.google.com/workspace/chat/api/guides/configure-mcp-server.
Does the Google Chat MCP server need authentication?
Yes, OAuth. Transport: Streamable HTTP. Status: Preview, last checked October 17, 2026.
Sources
Last verified against 2 Google Workspace pages, then re-checked independently.
- developers.google.comhttps://developers.google.com/workspace/guides/configure-mcp-servers
- docs.cloud.google.comhttps://docs.cloud.google.com/mcp/supported-products
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