io.github.A1-x-Tech/mcp-google-chat
Google Chat MCP
MCP server for the Google Chat API: spaces, messages, threads, reactions and memberships.
alive probed 2026-10-19
20tools
≈ 4.9ktokens, estimate
≈ 2.5 %of Claude's 200k window
3.5×the median server
291 msto initialize
33 msto list tools
- Run it
- npx -y mcp-google-chat@1.0.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- mcp-google-chat 1.0.0
- Capabilities
- tools
- Instructions
- 1 615 characters
- Of a 1M window
- ≈ 0.5 % of a 1M context window, estimate
- Claude count
- The count_tokens endpoint refused the tool schemas: invalid x-api-key. The estimate stands in.
- Repository
- https://github.com/A1-x-Tech/mcp-google-chat
- Website
- https://github.com/A1-x-Tech/mcp-google-chat#readme
- Registry
- active, updated 2026-09-23 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
Estimates with the o200k_base tokenizer.
| Tool | o200k estimate | Share of this server |
|---|---|---|
| send_message | 545 | 11 % |
| list_messages | 443 | 9 % |
| manage_reactions | 426 | 9 % |
| manage_members | 370 | 8 % |
| search_spaces | 327 | 7 % |
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The Anthropic count_tokens endpoint refused the tool schemas (invalid x-api-key). A client that validates schemas can refuse them too.