frames_to_video · Meshy Youtube MCP: Risk & Policy

WHAT IT DOES

What frames_to_video does on Meshy Youtube

AI agents use frames_to_video to create or update resources in Meshy Youtube — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Meshy Youtube environment.

WHY IT NEEDS A POLICY

Why frames_to_video needs a policy

The tool combines input frames and generates a new MP4 video file, which is a data creation/modification operation. It does not execute arbitrary code, delete data, or move money. While the resulting video could be uploaded to YouTube (based on sibling tools like animate_to_youtube), this specific tool only performs the intermediate step of video file creation.

From the tool's definition Tool description: 'Combine numbered PNG frames into an H.264 mp4 (YouTube-ready as-is)' — creates/writes a new media file by processing input frames.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

frames_to_video Rate-limited

frames_to_video 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": {
    "frames_to_video": {
      "limits": [
        {
          "counter": "frames_to_video_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 Meshy Youtube, so you can run agents against it safely.

FAQ

Questions about frames_to_video

What does the frames_to_video tool do? +

Combine numbered PNG frames into an H.264 mp4 (YouTube-ready as-is). It is categorised as a Write tool in the Meshy Youtube MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on frames_to_video? +

Register the Meshy Youtube MCP server in PolicyLayer and add a rule for frames_to_video: 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 Meshy Youtube. Nothing to install.

What risk level is frames_to_video? +

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

Can I rate-limit frames_to_video? +

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

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

frames_to_video is provided by the Meshy Youtube MCP server (scottcjn/meshy-youtube-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.