Adds a specific track number from the recent search results to favorites.
AI agents use add_search_result_to_favorites to create or update resources in Yit Player — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Yit Player environment.
An AI agent can call add_search_result_to_favorites faster than any human can review — one bad instruction and it creates or modifies resources in Yit Player by the hundred, each call as confident as the last.
Attacks that exploit this kind of access
Adds a specific track number from the recent search results to favorites. It is categorised as a Write tool in the Yit Player MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Yit Player MCP server in PolicyLayer and add a rule for add_search_result_to_favorites: 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 Yit Player. Nothing to install.
add_search_result_to_favorites is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the add_search_result_to_favorites 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 add_search_result_to_favorites. 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.
add_search_result_to_favorites is provided by the Yit Player MCP server (vijayarajparamasivam/yit). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.