Lists all unique game types in the video library (e.g.
AI agents call list_unique_game_types to retrieve information from Video Metadata 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 and returns metadata about available game types without creating, modifying, deleting, executing code, or affecting financial systems. It is a straightforward read operation that enumerates distinct values from the video metadata collection.
From the tool's definition Tool name is 'list_unique_game_types' and description indicates it 'Lists all unique game types in the video library'. This is a retrieval operation with no modification or side effects.
Attacks that exploit this kind of access
Lists all unique game types in the video library (e.g. It is categorised as a Read tool in the Video Metadata MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Video Metadata MCP Server MCP server in PolicyLayer and add a rule for list_unique_game_types: 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 Video Metadata MCP Server. Nothing to install.
list_unique_game_types 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 list_unique_game_types 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 list_unique_game_types. 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.
list_unique_game_types is provided by the Video Metadata MCP Server MCP server (stich-studios/metadata-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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