Gradus Notation

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-08-26T04:03:30.17748Z",
      "publishedAt": "2026-08-26T04:03:30.17748Z",
      "statusChangedAt": "2026-08-26T04:03:30.17748Z"
    }
  },
  "server": {
    "name": "com.gradusmusic/notation",
    "title": "Gradus Notation",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "0.8.0",
    "packages": [
      {
        "version": "0.8.0",
        "transport": {
          "type": "stdio"
        },
        "identifier": "@gradusmusic/notation-mcp",
        "registryType": "npm",
        "environmentVariables": [
          {
            "name": "GRADUS_NOTATION_API_BASE",
            "format": "string",
            "description": "Override the API base URL. Defaults to https://gradusmusic.com."
          },
          {
            "name": "GRADUS_AGENT_NAME",
            "format": "string",
            "description": "Self-reported agent name sent in the X-Agent-Name header for telemetry attribution."
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/delmas41/gradusnotation",
      "source": "github"
    },
    "websiteUrl": "https://gradusmusic.com/notation-api",
    "description": "Gradus Notation + Harmonic Analyzer + Engraver: music tools for any AI agent. Free, no auth."
  }
}