Generate clean plain text transcript from video subtitles. This tool downloads subtitles and converts them to clean, readable text by removing timestamps, formatting tags, and duplicate content. Perfect for content analysis or reading. Args: - url (string): Full video URL - language (string, opti...
AI agents call ytdlp_download_transcript to retrieve information from YouTube MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and transforms subtitle data into a readable format. It has no side effects, does not modify any data, does not execute code or commands, and does not delete or create new persistent resources. It is purely a read operation that extracts and formats existing content from a video URL.
From the tool's definition Tool description states it 'Generate clean plain text transcript from video subtitles' and 'Perfect for content analysis or reading.' The operation downloads and converts existing subtitle data to text format with no modification, creation, deletion, or…
Documented attack patterns abuse exactly the kind of access ytdlp_download_transcript gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and YouTube MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for ytdlp_download_transcript:
{
"version": "1",
"default": "deny",
"tools": {
"ytdlp_download_transcript": {}
}
}ytdlp_download_transcript is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
Generate clean plain text transcript from video subtitles. This tool downloads subtitles and converts them to clean, readable text by removing timestamps, formatting tags, and duplicate content. Perfect for content analysis or reading. Args: - url (string): Full video URL - language (string, optional): Language code (e.g.,. It is categorised as a Read tool in the YouTube MCP Server MCP Server, which means it retrieves data without modifying state.
Register the YouTube MCP Server MCP server in PolicyLayer and add a rule for ytdlp_download_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 YouTube MCP Server. Nothing to install.
ytdlp_download_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 ytdlp_download_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 ytdlp_download_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.
ytdlp_download_transcript is provided by the YouTube MCP Server MCP server (kevinwatt/yt-dlp-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from YouTube MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
10 YouTube MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.