MusicBrainz MCP Server

Instructions

Implementation Reference

• mcp_musicbrainz/server.py:433-463 (handler)

  The implementation of the get_release_details tool which fetches release details from the MusicBrainz API.

  def get_release_details(release_id: str) -> str:
      """Get tracklist with durations, barcode, and label for a specific release.
      Takes a release_id (a specific edition), NOT a release_group_id.
      To get tracks for an album concept, use get_album_tracks with a release_group_id."""
      res = musicbrainzngs.get_release_by_id(
          release_id,
          includes=[
              "recordings",
              "labels",
              "artist-credits",
              "media",
              "release-groups",
          ],
      )
      r = res["release"]
      tracks = _format_tracks(r.get("medium-list", []))
  
      labels = ", ".join(
          f"{li.get('label', {}).get('name', '?')} ({li.get('catalog-number', 'N/A')})"
          for li in r.get("label-info-list", [])
      )
      barcode = r.get("barcode", "N/A")
      status = r.get("status", "N/A")
      country = r.get("country", "N/A")
      rg = r.get("release-group", {})
      rg_type = rg.get("type", "N/A")
  
      parts = [
          f"Title: {r['title']}",
          f"Artist: {r.get('artist-credit-phrase', 'N/A')}",
          f"Date: {r.get('date', 'Unknown')}",