{"name":"io.github.cyanheads/musicbrainz-mcp-server","namespace":"io.github.cyanheads","leaf":"musicbrainz-mcp-server","title":null,"description":"Search MusicBrainz artists, releases, works, labels; resolve ISRC/ISWC/barcode; fetch cover art.","verdict":"healthy","reasons":[],"checks":[{"name":"registry status","status":"pass","detail":"active"},{"name":"server.json valid","status":"pass","detail":"validates against its declared JSON Schema"},{"name":"repo reachable","status":"pass","detail":"exists"},{"name":"repo freshness","status":"pass","detail":"pushed 22d ago"},{"name":"package npm","status":"pass","detail":"published (0.1.6)"},{"name":"package npm","status":"pass","detail":"published (0.1.6)"},{"name":"remote reachable","status":"pass","detail":"HTTP 200 via initialize"},{"name":"MCP conformance","status":"pass","detail":"initialize handshake ok"},{"name":"tools/list","status":"pass","detail":"10 tools: musicbrainz_search_entities, musicbrainz_get_artist, musicbrainz_get_release_group, musicbrainz_get_release, musicbrainz_get_recording, musicbrainz_get_work, musicbrainz_get_label, musicbrainz_lookup_identifier, ..."},{"name":"at least one live entrypoint","status":"pass","detail":"4 alive"},{"name":"license present","status":"pass","detail":"Apache-2.0"},{"name":"spec 2026-07-28","status":"warn","detail":"needs-migration: no server/discover, rejects handshake-free requests, routing headers not enforced"}],"signals":{"repo":{"kind":"github","status":"alive","pushedAt":"2026-08-21T23:07:58Z","ageDays":22,"stars":1,"license":"Apache-2.0","url":"https://github.com/cyanheads/musicbrainz-mcp-server"},"packages":[{"type":"npm","id":"@cyanheads/musicbrainz-mcp-server","status":"published","latest":"0.1.6"},{"type":"npm","id":"@cyanheads/musicbrainz-mcp-server","status":"published","latest":"0.1.6"}],"remotes":[{"url":"https://musicbrainz.caseyjhand.com/mcp","type":"streamable-http","status":"reachable","httpStatus":200,"conformance":"initialize_ok","probe":"initialize","idEchoed":true,"toolsStatus":"ok","toolCount":10,"toolNames":["musicbrainz_search_entities","musicbrainz_get_artist","musicbrainz_get_release_group","musicbrainz_get_release","musicbrainz_get_recording","musicbrainz_get_work","musicbrainz_get_label","musicbrainz_lookup_identifier"],"protocolVersion":"2025-06-18","capabilities":["logging","prompts","resources","tools"],"sessionIssued":false}],"serverJson":{"status":"valid","schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json"}},"aliveEntrypoints":4,"probedEntrypoints":4,"registryStatus":"active","checkedAt":"2026-09-13","tier":"A","firstSeenCensus":"2026-07","url":"https://roninforge.org/data/state-of-mcp/servers/io.github.cyanheads/musicbrainz-mcp-server/","license":"CC-BY-4.0","licenseUrl":"https://creativecommons.org/licenses/by/4.0/","cite":"RoninForge.org, \"State of MCP: a dated census of the official Model Context Protocol registry\", 2026-09-13. CC BY 4.0. https://roninforge.org/data/state-of-mcp/","dataset":"https://roninforge.org/data/state-of-mcp/","methodology":"https://roninforge.org/data/state-of-mcp/methodology/"}