disconnect_midi_cc · Sushi MCP Server MCP: Risk & Policy

WHAT IT DOES

What disconnect_midi_cc does on Sushi MCP Server

AI agents use disconnect_midi_cc to create or update resources in Sushi MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Sushi MCP Server environment.

WHY IT NEEDS A POLICY

Why disconnect_midi_cc needs a policy

This tool modifies system configuration reversibly by disconnecting MIDI control routing. It does not permanently delete data (the mapping can be re-established), does not execute arbitrary code, and does not move financial assets. The action is reversible, placing it in the Write category.

From the tool's definition Tool name is 'disconnect_midi_cc' and description states it 'Disconnect a MIDI CC from a parameter.' This modifies MIDI routing configuration by removing a connection between a control change message and an audio parameter.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

disconnect_midi_cc Rate-limited

disconnect_midi_cc stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "disconnect_midi_cc": {
      "limits": [
        {
          "counter": "disconnect_midi_cc_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Sushi MCP Server, so you can run agents against it safely.

FAQ

Questions about disconnect_midi_cc

What does the disconnect_midi_cc tool do? +

Disconnect a MIDI CC from a parameter. It is categorised as a Write tool in the Sushi MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on disconnect_midi_cc? +

Register the Sushi MCP Server MCP server in PolicyLayer and add a rule for disconnect_midi_cc: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Sushi MCP Server. Nothing to install.

What risk level is disconnect_midi_cc? +

disconnect_midi_cc is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit disconnect_midi_cc? +

Yes. Add a rate_limit block to the disconnect_midi_cc rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block disconnect_midi_cc completely? +

Set action: deny in the PolicyLayer policy for disconnect_midi_cc. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides disconnect_midi_cc? +

disconnect_midi_cc is provided by the Sushi MCP Server MCP server (nagarjun226/sushi-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.