// SCAN REPORT

MIDI File MCP

11 tools. 5 can modify or destroy data without limits.

5 write tools that can modify data. Rate limits recommended.

Last updated: 12 Jun 2026

5 can modify or destroy data

6 read-only

11 tools total

Community server · catalogue entry verified 12/06/2026

How to control MIDI File MCP ↓

TOOL MAP

What MIDI File MCP exposes to your agents

Read (6) Write / Execute (5) Destructive / Financial (0)

Running more than one server? Check your whole stack →

MOST DANGEROUS TOOLS

High Risk

The most dangerous MIDI File MCP tools

Write · Low add_controlchanges_by_index This tool creates or modifies control change events in a MIDI file, which is a reversible write operation. Write · Low add_notes_by_index This tool creates or modifies MIDI note data within a file. Write · Medium add_pitchbends_by_index This tool creates or modifies MIDI data (pitch bends) within an existing file. Write · Medium add_track This tool creates new tracks in MIDI files, which is a reversible write operation.

5 of MIDI File MCP's 11 tools can modify, destroy, or commit something on every call — and an agent calls them with no built-in limits.

POLICY

How to control MIDI File MCP

PolicyLayer is an MCP gateway — it sits between your AI agents and MIDI File MCP, and nothing reaches the server without passing your rules. These are the rules we recommend:

Rate limit write operations

{
  "add_controlchanges_by_index": {
    "limits": [
      {
        "counter": "add_controlchanges_by_index_per_hour",
        "window": "hour",
        "max": 30,
        "scope": "grant"
      }
    ]
  }
}

Prevents bulk unintended modifications from agents caught in loops.

Cap read operations

{
  "get_controlchanges_by_index": {
    "limits": [
      {
        "counter": "get_controlchanges_by_index_per_minute",
        "window": "minute",
        "max": 60,
        "scope": "grant"
      }
    ]
  }
}

Controls API costs and prevents retry loops from exhausting upstream rate limits.

Create a free account and register MIDI File MCP — nothing to install.
Add these rules — paste them, or build them visually. Tune the limits to your setup.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

ENFORCE POLICY ON MIDI FILE →

Free to start. No card required.

FULL CATALOGUE

All 11 MIDI File MCP tools

WRITE 5 tools

Write add_controlchanges_by_index Add controlchanges to midi file by track index Write add_notes_by_index Add notes to midi file by track index Write add_pitchbends_by_index Add pitchbends to midi file by track index Write add_track Add a new track to midi file and return the new track info Write set_tempo Set tempo for midi file

READ 6 tools

Read get_controlchanges_by_index Get controlchanges from midi file by track index Read get_midi_info Get midi file info Read get_notes_by_index Get notes from midi file by track index Read get_pitchbends_by_index Get pitchbends from midi file by track index Read get_track_info_by_index Get track info from midi file by track index. name, instrument, channel, endOfTrackTicks, duration, durat Read get_tracks_info Get tracks info from midi file

FAQ

Questions about MIDI File MCP

How do I prevent bulk modifications through MIDI File MCP? +

The MIDI File MCP server has 5 write tools including add_controlchanges_by_index, add_notes_by_index, add_pitchbends_by_index. Set a rate limit in your policy -- for example, 10 calls per hour prevents an agent from making more than 10 modifications per hour. PolicyLayer enforces this at the gateway, before calls reach MIDI File MCP.

How many tools does the MIDI File MCP server expose? +

11 tools across 2 categories: Read, Write. 6 are read-only. 5 can modify, create, or delete data.

How do I enforce a policy on MIDI File MCP? +

Register the MIDI File MCP server in PolicyLayer, apply the suggested rules above (adjust the limits to your use case), and point your AI client at the PolicyLayer proxy URL instead of the server directly. Your agents keep the same tools; PolicyLayer evaluates every call against policy before it executes. Nothing to install, live in minutes.

Enforce policy on every MIDI File MCP tool call.

Deterministic rules across all 11 MIDI File MCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

ENFORCE POLICY ON MIDI FILE →

Free to start. No card required.

11 MIDI File MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.