set_voice_pack · Quake Coding Arena MCP: Risk & Policy

WHAT IT DOES

What set_voice_pack does on Quake Coding Arena MCP

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

WHY IT NEEDS A POLICY

Why set_voice_pack needs a policy

This tool creates or modifies a configuration setting (voice pack selection) in a reversible manner. The user can change it back to a previous value at any time. It has no destructive consequences, does not execute arbitrary code, does not access sensitive data beyond the user's own preferences, and poses minimal risk even if misused by an AI agent.

From the tool's definition Tool name is 'set_voice_pack' and description states 'Set the announcer voice pack (male or female)' — this modifies a user preference/setting for voice output.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

set_voice_pack Rate-limited

set_voice_pack 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": {
    "set_voice_pack": {
      "limits": [
        {
          "counter": "set_voice_pack_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 Quake Coding Arena MCP, so you can run agents against it safely.

FAQ

Questions about set_voice_pack

What does the set_voice_pack tool do? +

🎤 Set the announcer voice pack (male or female). It is categorised as a Write tool in the Quake Coding Arena MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on set_voice_pack? +

Register the Quake Coding Arena MCP server in PolicyLayer and add a rule for set_voice_pack: 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 Quake Coding Arena MCP. Nothing to install.

What risk level is set_voice_pack? +

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

Can I rate-limit set_voice_pack? +

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

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

set_voice_pack is provided by the Quake Coding Arena MCP server (ripnrip/quake-coding-arena-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.