Get popular, top rated, airing today, and on the air TV shows
AI agents call discover_tv_shows to retrieve information from Yarr Media Stack without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns metadata about TV shows without creating, modifying, deleting, or executing any operations. It has no side effects on the media stack, presents no financial implications, and poses minimal risk even if misused by an AI agent—at worst returning unwanted recommendations.
From the tool's definition Tool retrieves TV show data with descriptors 'popular', 'top rated', 'airing today', and 'on the air' indicating query-only operations that return information without modifying state.
Attacks that exploit this kind of access
Get popular, top rated, airing today, and on the air TV shows. It is categorised as a Read tool in the Yarr Media Stack MCP Server, which means it retrieves data without modifying state.
Register the Yarr Media Stack MCP server in PolicyLayer and add a rule for discover_tv_shows: 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 Yarr Media Stack. Nothing to install.
discover_tv_shows 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 discover_tv_shows 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 discover_tv_shows. 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.
discover_tv_shows is provided by the Yarr Media Stack MCP server (mcpnexus-registry/yarr). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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