Get the transcript of a YouTube video, optionally in a specific language.
AI agents call get_youtube_transcript to retrieve information from ParseJet - Universal File & URL Parser without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves publicly available YouTube video transcripts without side effects. It performs a straightforward data retrieval operation analogous to fetching or querying information. There is no creation, modification, deletion, code execution, or financial transaction involved. The only parameter is language preference for the returned data, which does not alter the underlying resource.
From the tool's definition Tool name and description indicate retrieval only: 'Get the transcript' is a query operation with no modification, deletion, or execution capabilities. The description specifies optional language selection for the retrieved transcript.
Attacks that exploit this kind of access
Get the transcript of a YouTube video, optionally in a specific language. It is categorised as a Read tool in the ParseJet - Universal File & URL Parser MCP Server, which means it retrieves data without modifying state.
Register the ParseJet - Universal File & URL Parser MCP server in PolicyLayer and add a rule for get_youtube_transcript: 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 ParseJet - Universal File & URL Parser. Nothing to install.
get_youtube_transcript 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 get_youtube_transcript 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 get_youtube_transcript. 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.
get_youtube_transcript is provided by the ParseJet - Universal File & URL Parser MCP server (yooumuu/parsejet-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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