Search for voices by name
AI agents call search_voices to retrieve information from MusicGPT MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries available voices without creating, modifying, deleting, or executing operations. It is a simple search function that returns data matching the given criteria, fitting the 'Read' category. The blast radius is minimal as it only returns informational results about available voices.
From the tool's definition Tool name 'search_voices' and description 'Search for voices by name' indicate a retrieval/query operation with no side effects.
Attacks that exploit this kind of access
Search for voices by name. It is categorised as a Read tool in the MusicGPT MCP Server MCP Server, which means it retrieves data without modifying state.
Register the MusicGPT MCP Server MCP server in PolicyLayer and add a rule for search_voices: 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.
search_voices is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the search_voices 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.
Set action: deny in the PolicyLayer policy for search_voices. 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.
search_voices 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.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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