AI agents call fetch_season_lists to retrieve information from Trakt without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves or queries data about TV show seasons and associated lists from Trakt.tv. The verb 'fetch' and the absence of any language indicating modification, deletion, or execution of external operations confirms this is a Read operation. The data retrieved is entertainment metadata with no blast radius if misused by an AI agent.
From the tool's definition Tool name 'fetch_season_lists' and description 'Fetch lists that contain a specific TV show season' indicate a retrieval operation with no modification or side effects.
Documented attack patterns abuse exactly the kind of access fetch_season_lists gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Trakt, and nothing reaches the server without passing your rules. This is the rule we recommend for fetch_season_lists:
{
"version": "1",
"default": "deny",
"tools": {
"fetch_season_lists": {}
}
}fetch_season_lists is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Fetch lists that contain a specific TV show season. It is categorised as a Read tool in the Trakt MCP Server, which means it retrieves data without modifying state.
Register the Trakt MCP server in PolicyLayer and add a rule for fetch_season_lists: 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 Trakt. Nothing to install.
fetch_season_lists 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 fetch_season_lists 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 fetch_season_lists. 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.
fetch_season_lists is provided by the Trakt MCP server (wwiens/trakt_mcpserver). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 77 Trakt tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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77 Trakt tools catalogued and risk-classified — across an index of 42,500+ MCP servers.