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MusoKit music tools

R0· no sign-in

Chords, scales, transposition, capo and tempo maths, with links to free interactive music tools.

v1.0.0 · active · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality85good
Trust82of 100
Uptime, 30 days96%
Latency p50220 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "musokit": {
      "type": "http",
      "url": "https://musokit.com/mcp"
    }
  }
}
claude mcp add --transport http musokit https://musokit.com/mcp
[mcp_servers.musokit]
url = "https://musokit.com/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "musokit": {
      "type": "remote",
      "url": "https://musokit.com/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "musokit": {
      "type": "http",
      "url": "https://musokit.com/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=musokit&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vbXVzb2tpdC5jb20vbWNwIn0%3D"
}
{
  "servers": {
    "musokit": {
      "type": "http",
      "url": "https://musokit.com/mcp"
    }
  }
}
{
  "mcpServers": {
    "musokit": {
      "httpUrl": "https://musokit.com/mcp"
    }
  }
}
extensions:
  "musokit":
    enabled: true
    name: "musokit"
    type: streamable_http
    uri: "https://musokit.com/mcp"
    timeout: 300

Quality 85 / 100good

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-06-18; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene86 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations6 of 6 tools declare readOnlyHint or destructiveHint
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: transpose_chords (destructiveHint, idempotentHint); capo_finder (destructiveHint, idempotentHint); bpm_to_ms (destructiveHint, idempotentHint); …
  • pass
    tools.token_costabout 831 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changesno tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

6 tools, about 831 tokens to load them all · tool set d1a330fb16da · checked 2026-10-20 15:26 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 82 / 100

no-repository
provenance55
liveness98
freshness100
hygiene80

+dns-namespace +website +reachable +uptime-96% +updated-19d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://musokit.com/mcp streamable-httpnoneyes96%220 ms2025-06-182026-10-20

Tools (6)

bpm_to_msread-onlyNote lengths in milliseconds (straight, dotted, triplet) for a tempo, for setting delay, reverb pre-delay and LFO times.
capo_finderread-onlyFor a song's chords, finds the capo fret that lets a guitarist play it with the easiest open chord shapes. Returns the top options and a link to the capo calculator.
chord_inforead-onlyNotes, formula and a guitar fingering for a chord symbol such as "Am7", "F#m", "Bbmaj7" or "C/G", plus free diagram image URLs and a link where the user can hear and see the chord.
open_music_toolread-onlyReturns a ready-to-open link to a free MusoKit tool, preset where possible: a tuner for a specific instrument or tuning, a metronome at a tempo, a tone at a frequency, etc. Use when the user needs to actually tune, keep time or hear something.
scale_inforead-onlyNotes and step pattern of a scale or mode, with a link to hear it and see it on piano and guitar. Scales: major, minor, dorian, phrygian, lydian, mixolydian, locrian, harmonic-minor, melodic-minor, major-pentatonic, minor-pentatonic, blues, whole-tone, phrygian-dominant.
transpose_chordsread-onlyTranspose a chord progression up or down, either by semitones or from one key to another. Returns the new chords and a link to the transposer.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "com.musokit/musokit",
  "title": "MusoKit music tools",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json",
  "remotes": [
    {
      "url": "https://musokit.com/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.0.0",
  "websiteUrl": "https://musokit.com/ai-tools",
  "description": "Chords, scales, transposition, capo and tempo maths, with links to free interactive music tools."
}