download_playlist · YouTube Video Downloader MCP

WHAT IT DOES

What download_playlist does on YouTube Video Downloader MCP

AI agents use download_playlist to create or update resources in YouTube Video Downloader MCP — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your YouTube Video Downloader MCP environment.

WHY IT NEEDS A POLICY

Why download_playlist needs a policy

Based on the server context, this tool likely downloads an entire YouTube playlist to local storage and records metadata in a SQLite database. This is a Write operation (creates files and database records). Severity is high due to potential for large-scale disk usage, copyright concerns, and the breadth of content that could be downloaded from an entire playlist.

From the tool's definition Tool name 'download_playlist' on a server described as enabling 'asynchronous downloading of YouTube videos and playlists' with 'yt-dlp' and SQLite metadata storage.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

download_playlist Rate-limited

download_playlist stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "download_playlist": {
      "limits": [
        {
          "counter": "download_playlist_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches YouTube Video Downloader MCP, so you can run agents against it safely.

FAQ

Questions about download_playlist

What does the download_playlist tool do? +

download_playlist. It is categorised as a Write tool in the YouTube Video Downloader MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on download_playlist? +

Register the YouTube Video Downloader MCP server in PolicyLayer and add a rule for download_playlist: 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 Video Downloader MCP. Nothing to install.

What risk level is download_playlist? +

download_playlist is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit download_playlist? +

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

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

download_playlist is provided by the YouTube Video Downloader MCP server (josetapiauex/mcp-download). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.