fetch_transcripts | PolicyLayer

WHAT IT DOES

What fetch_transcripts does on YouTube Content Management MCP Server

AI agents call fetch_transcripts to retrieve information from YouTube Content Management 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 fetch_transcripts needs a policy

Fetching transcripts retrieves and queries data without creating, modifying, deleting, or executing operations. The blast radius of misuse is minimal—transcript access is read-only and does not affect YouTube content, user accounts, or financial systems. Low severity assigned because transcript data is typically public or user-accessible without special restrictions.

From the tool's definition Tool name 'fetch_transcripts' indicates retrieval of existing transcript data from YouTube videos. No description provided, but transcript fetching is a read-only operation that retrieves pre-existing content without modification or side effects.

Attacks that exploit this kind of access

Questions about fetch_transcripts

What does the fetch_transcripts tool do? +

fetch_transcripts. It is categorised as a Read tool in the YouTube Content Management MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on fetch_transcripts? +

Register the YouTube Content Management MCP Server MCP server in PolicyLayer and add a rule for fetch_transcripts: 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 YouTube Content Management MCP Server. Nothing to install.

What risk level is fetch_transcripts? +

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

Can I rate-limit fetch_transcripts? +

Yes. Add a rate_limit block to the fetch_transcripts 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 fetch_transcripts completely? +

Set action: deny in the PolicyLayer policy for fetch_transcripts. 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 fetch_transcripts? +

fetch_transcripts is provided by the YouTube Content Management MCP Server MCP server (nastyrunner13/youtube-content-management-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.