# music21-mcp

> music21-mcp — cclawton-music21-mcp. Use this tool when you need to analyze, edit, or generate MIDI files using natural language inputs, enabling AI agents to read and modify musical compositions. It solves problems related to music information retrieval, composition, and editing, providing outputs in MIDI format. The tool accepts natural language commands as inputs and returns edited or generated MIDI files as outputs.

Canonical page: https://skillsregistry.net/skills/cclawton-music21-mcp  
JSON: https://api.skillsregistry.net/v1/skills/cclawton-music21-mcp

## Description

Exposes 16 music21 MIDI analysis and editing tools to AI agents, enabling them to read, edit, generate, and analyze MIDI files through natural language.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** verified
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/jf14v8us7h)
- **Repository:** <https://github.com/cclawton/music21-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "cclawton-music21-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/cclawton-music21-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/cclawton-music21-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt