Searches for public playlists based on a query string. Returns a list of playlists matching the search criteria, including titles, descriptions, and channel information. Use this when you need to find playlists related to specific topics or keywords.
AI agents call searchPublicPlaylists to retrieve information from Yt without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries publicly available YouTube playlist data and returns results without creating, modifying, deleting, or executing anything. It has no ability to alter data or trigger external operations. The blast radius of misuse is minimal — an agent could only retrieve information about existing public playlists, which requires no authentication (uses public data).
From the tool's definition Tool description states 'Searches for public playlists' and 'Returns a list of playlists matching the search criteria' — this is a retrieval operation with no side effects. The name contains 'search' which is a classic Read operation.
Attacks that exploit this kind of access
Searches for public playlists based on a query string. Returns a list of playlists matching the search criteria, including titles, descriptions, and channel information. Use this when you need to find playlists related to specific topics or keywords. It is categorised as a Read tool in the Yt MCP Server, which means it retrieves data without modifying state.
Register the Yt MCP server in PolicyLayer and add a rule for searchPublicPlaylists: 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 Yt. Nothing to install.
searchPublicPlaylists 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 searchPublicPlaylists 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 searchPublicPlaylists. 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.
searchPublicPlaylists is provided by the Yt MCP server (yt-mcp). 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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