io.github.chrischall/musicbrainz-mcp
musicbrainz-mcp
Is the io.github.chrischall/musicbrainz-mcp MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-07.
MusicBrainz MCP — search/browse music metadata, cover art, and submit tags/ratings/collections
alive probed 2026-11-15 · unchanged since 2026-11-07
- Run it
- npx -y musicbrainz-mcp@1.3.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- musicbrainz-mcp 1.3.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- 0.6 % of a 1M context window
- Count
- 5.5k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 5.7k. The o200k_base estimate is 3.3k. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/chrischall/musicbrainz-mcp
- Registry
- active, updated 2026-11-04 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.69×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| musicbrainz_browse | 889 | 527 | 16 % |
| musicbrainz_modify_collection | 842 | 499 | 15 % |
| musicbrainz_lookup | 741 | 439 | 13 % |
| musicbrainz_submit_tags | 730 | 433 | 13 % |
| musicbrainz_submit_rating | 690 | 409 | 12 % |
Compare this server with others.
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Other registry entries on npmjs.com, the ones next to this name; all of them.
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Servers that mention musicbrainz.
- io.github.cyanheads/musicbrainz-mcp-server · alive
- Bookbrainz io.github.pipeworx-io/bookbrainz · alive
- Musicbrainz io.github.pipeworx-io/musicbrainz · alive
- io.github.mrfentmen/musicbrainz-mcp · alive
- io.github.mrfentmen/coverartarchive-mcp · alive
- MusicBrainz MCP by UnClick io.github.malamutemayhem/musicbrainz · alive
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 server answers initialize and tools/list. Nothing to fix.