get-similar · TMDB MCP Server MCP: Risk & Policy

WHAT IT DOES

What get-similar does on TMDB MCP Server

AI agents call get-similar to retrieve information from TMDB MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why get-similar needs a policy

This tool queries The Movie Database API to retrieve a list of movies similar to a specified movie. It is a read-only operation with no side effects—it neither creates, modifies, deletes data, nor executes arbitrary code or commands. The blast radius of misuse is minimal; an agent could only retrieve potentially irrelevant movie recommendations, causing no harm to data integrity or external systems.

From the tool's definition Tool name 'get-similar' and description 'Get similar movies to a given movie' indicate a query operation that retrieves data without modifying, deleting, or executing external operations.

Attacks that exploit this kind of access

Questions about get-similar

What does the get-similar tool do? +

Get similar movies to a given movie. It is categorised as a Read tool in the TMDB MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get-similar? +

Register the TMDB MCP Server MCP server in PolicyLayer and add a rule for get-similar: 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 TMDB MCP Server. Nothing to install.

What risk level is get-similar? +

get-similar is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get-similar? +

Yes. Add a rate_limit block to the get-similar 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.

How do I block get-similar completely? +

Set action: deny in the PolicyLayer policy for get-similar. 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.

What MCP server provides get-similar? +

get-similar is provided by the TMDB MCP Server MCP server (shubhanshusondhiya/mcp-tmdb). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.