transcribe_audio_url_sync · GhostMinutes MCP: Risk & Policy

WHAT IT DOES

What transcribe_audio_url_sync does on GhostMinutes MCP

AI agents invoke transcribe_audio_url_sync to trigger actions in GhostMinutes MCP. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why transcribe_audio_url_sync needs a policy

This tool triggers an external transcription operation by submitting an audio URL and actively polls an external service until the job completes. It initiates a long-running external process, making it Execute category. Misuse could result in unintended API calls, quota consumption, or processing of sensitive audio content.

From the tool's definition Submit a URL for transcription and poll until completion (up to 5 minutes)

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

transcribe_audio_url_sync Rate-limited

transcribe_audio_url_sync stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "transcribe_audio_url_sync": {
      "limits": [
        {
          "counter": "transcribe_audio_url_sync_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about transcribe_audio_url_sync

What does the transcribe_audio_url_sync tool do? +

Submit a URL for transcription and poll until completion (up to 5 minutes). Prefer transcribe_audio_url for faster handoff when clients can poll. It is categorised as a Execute tool in the GhostMinutes MCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on transcribe_audio_url_sync? +

Register the GhostMinutes MCP server in PolicyLayer and add a rule for transcribe_audio_url_sync: 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 GhostMinutes MCP. Nothing to install.

What risk level is transcribe_audio_url_sync? +

transcribe_audio_url_sync is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit transcribe_audio_url_sync? +

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

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

transcribe_audio_url_sync is provided by the GhostMinutes MCP server (rocketech-software-development/ghostminutes-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.