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Lacuna Music

by JOYLINK-LTD · remote · local (npm) · no sign-in to list tools · v0.3.4 · published by GitHub user JOYLINK-LTD

Generate AI music via the Lacuna Music API from MCP clients like Claude Desktop & Code.

Changes · 1
CompareRegistry entry

3 tools: 1 change things and 2 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http lacuna https://www.lacuna.fm/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

3 tools

Changes things 1Claude Code: ask
  • generate_musicCreate an AI music generation task on Lacuna.No findings

    Why it is in this group

    • The name "generate_music" says "generate": a word for a change.
    Description, as the server wrote it
    Create an AI music generation task on Lacuna. Returns immediately with a `pending` task; poll `get_generation` to retrieve the finished tracks and their audio URLs.

    Annotations the server declares

    • readOnlyHint: false
    • openWorldHint: true
    • destructiveHint: false
Only reads 2Claude Code: allow
  • get_generationRetrieve the current state of a music generation task by id.No findings

    Why it is in this group

    • The name "get_generation" says "get": a word for reading.
    Description, as the server wrote it
    Retrieve the current state of a music generation task by id. Status is `pending`, `ready`, or `failed`; audio URLs appear on `ready`.

    Annotations the server declares

    • readOnlyHint: true
    • openWorldHint: false
    • destructiveHint: false
  • list_modelsList the music models available through the API, with their credit cost per task, tracks produced per task, and language coverage.No findings

    Why it is in this group

    • The name "list_models" says "list": a word for reading.
    Description, as the server wrote it
    List the music models available through the API, with their credit cost per task, tracks produced per task, and language coverage.

    Annotations the server declares

    • readOnlyHint: true
    • openWorldHint: false
    • destructiveHint: false

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 0.3.4. Values in angle brackets are yours to fill in.

claude mcp add --transport http lacuna https://www.lacuna.fm/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__lacuna__get_generation",
      "mcp__lacuna__list_models"
    ],
    "ask": [
      "mcp__lacuna__generate_music"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as lacuna. Review it before you use it.