inpaint_audio · MusicGPT MCP Server MCP: Risk & Policy

WHAT IT DOES

What inpaint_audio does on MusicGPT MCP Server

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

WHY IT NEEDS A POLICY

Why inpaint_audio needs a policy

This tool modifies existing audio by reconstructing missing or corrupted segments. While it does not delete or destroy data (ruling out Destructive), it does materially alter the audio file's content through AI-based infilling.

From the tool's definition Tool name 'inpaint_audio' combined with description 'Fill in missing or corrupted parts of audio using AI' indicates modification of audio data. The operation reconstructs or replaces portions of audio content, which is a reversible write operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

inpaint_audio Rate-limited

inpaint_audio 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": {
    "inpaint_audio": {
      "limits": [
        {
          "counter": "inpaint_audio_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 MusicGPT MCP Server, so you can run agents against it safely.

FAQ

Questions about inpaint_audio

What does the inpaint_audio tool do? +

Fill in missing or corrupted parts of audio using AI. It is categorised as a Write tool in the MusicGPT 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 inpaint_audio? +

Register the MusicGPT MCP Server MCP server in PolicyLayer and add a rule for inpaint_audio: 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 MusicGPT MCP Server. Nothing to install.

What risk level is inpaint_audio? +

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

Can I rate-limit inpaint_audio? +

Yes. Add a rate_limit block to the inpaint_audio 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 inpaint_audio completely? +

Set action: deny in the PolicyLayer policy for inpaint_audio. 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 inpaint_audio? +

inpaint_audio is provided by the MusicGPT MCP Server MCP server (pasie15/mcp-server-musicgpt). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.