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io.github.cyanheads/musicbrainz-mcp-server

io.github.cyanheads/musicbrainz-mcp-server

by io.github.cyanheads· v0.3.0Source: Official MCP Registry
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Change history

Every change Squatch detected in tools, permissions, endpoints, versions and disclosures. History is append-only: entries are never edited or removed.

Nov 3, 2026

  1. Extension addedSeverity: Low

    io.modelcontextprotocol/skills

    The server now advertises a protocol extension.

    Detected

  2. Resource addedSeverity: Info

    template:skill://{+path}

    A new resource was observed.

    Detected

  3. Resource changedSeverity: Info

    template:musicbrainz://{entity_type}/{mbid}

    The resource definition changed.

    Detected

  4. Resource addedSeverity: Info

    resource:skill://musicbrainz-guide/SKILL.md

    A new resource was observed.

    Detected

  5. Tool output schema changedSeverity: Low

    musicbrainz_search_entities

    The declared output schema changed.

    Detected

  6. Tool input schema changedSeverity: Low

    musicbrainz_search_entities

    Parameter descriptions or examples changed; the parameter structure is unchanged.

    Detected

  7. Tool description changedSeverity: Low

    musicbrainz_search_entities

    The tool description changed.

    Detected

  8. Tool output schema changedSeverity: Low

    musicbrainz_get_work

    The declared output schema changed.

    Detected

  9. Tool description changedSeverity: Low

    musicbrainz_get_work

    The tool description changed.

    Detected

  10. Tool output schema changedSeverity: Low

    musicbrainz_get_release_group

    The declared output schema changed.

    Detected

  11. Tool description changedSeverity: Low

    musicbrainz_get_release_group

    The tool description changed.

    Detected

  12. Tool output schema changedSeverity: Low

    musicbrainz_get_release

    The declared output schema changed.

    Detected

  13. Tool description changedSeverity: Low

    musicbrainz_get_release

    The tool description changed.

    Detected

  14. Tool output schema changedSeverity: Low

    musicbrainz_get_recording

    The declared output schema changed.

    Detected

  15. Tool input schema changedSeverity: Low

    musicbrainz_get_recording

    Parameter descriptions or examples changed; the parameter structure is unchanged.

    Detected

  16. Tool output schema changedSeverity: Low

    musicbrainz_get_label

    The declared output schema changed.

    Detected

  17. Tool description changedSeverity: Low

    musicbrainz_get_label

    The tool description changed.

    Detected

  18. Tool output schema changedSeverity: Low

    musicbrainz_get_artist

    The declared output schema changed.

    Detected

  19. Tool description changedSeverity: Low

    musicbrainz_get_artist

    The tool description changed.

    Detected

  20. Tool classification changedSeverity: High

    musicbrainz_browse_entities

    Effect READ; capabilities added: ACCOUNT_MANAGEMENT; removed: none.

    Detected

  21. Tool output schema changedSeverity: Low

    musicbrainz_browse_entities

    The declared output schema changed.

    Detected

  22. Tool input schema changedSeverity: Low

    musicbrainz_browse_entities

    Parameters added: 3; removed: 0.

    Detected

  23. Tool description changedSeverity: Low

    musicbrainz_browse_entities

    The tool description changed.

    Detected

  24. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

Oct 23, 2026

  1. Resource changedSeverity: Info

    template:musicbrainz://{entity_type}/{mbid}

    The resource definition changed.

    Detected

  2. Tool output schema changedSeverity: Low

    musicbrainz_search_entities

    The declared output schema changed.

    Detected

  3. Tool input schema changedSeverity: Low

    musicbrainz_search_entities

    Parameters added: 0; removed: 0.

    Detected

  4. Tool output schema changedSeverity: Low

    musicbrainz_lookup_identifier

    The declared output schema changed.

    Detected

  5. Tool input schema changedSeverity: Low

    musicbrainz_lookup_identifier

    Parameter descriptions or examples changed; the parameter structure is unchanged.

    Detected

  6. Tool output schema changedSeverity: Low

    musicbrainz_get_work

    The declared output schema changed.

    Detected

  7. Tool input schema changedSeverity: Low

    musicbrainz_get_work

    Parameter descriptions or examples changed; the parameter structure is unchanged.

    Detected

  8. Tool description changedSeverity: Low

    musicbrainz_get_work

    The tool description changed.

    Detected

  9. Tool output schema changedSeverity: Low

    musicbrainz_get_release

    The declared output schema changed.

    Detected

  10. Tool input schema changedSeverity: Low

    musicbrainz_get_release

    Parameters added: 2; removed: 0.

    Detected

  11. Tool description changedSeverity: Low

    musicbrainz_get_release

    The tool description changed.

    Detected

  12. Tool output schema changedSeverity: Low

    musicbrainz_get_recording

    The declared output schema changed.

    Detected

  13. Tool description changedSeverity: Low

    musicbrainz_get_recording

    The tool description changed.

    Detected

  14. Tool output schema changedSeverity: Low

    musicbrainz_get_cover_art

    The declared output schema changed.

    Detected

  15. Tool input schema changedSeverity: Low

    musicbrainz_get_cover_art

    Parameters added: 2; removed: 0.

    Detected

  16. Tool description changedSeverity: Low

    musicbrainz_get_cover_art

    The tool description changed.

    Detected

  17. Tool output schema changedSeverity: Low

    musicbrainz_get_artist

    The declared output schema changed.

    Detected

  18. Tool input schema changedSeverity: Low

    musicbrainz_browse_entities

    Parameters added: 0; removed: 0.

    Detected

  19. Tool description changedSeverity: Low

    musicbrainz_browse_entities

    The tool description changed.

    Detected

  20. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

Oct 16, 2026

  1. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  2. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  3. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  4. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  5. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  6. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected