clean_subtitle_text · Auto Video Generator MCP

WHAT IT DOES

What clean_subtitle_text does on Auto Video Generator

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

WHY IT NEEDS A POLICY

Why clean_subtitle_text needs a policy

The tool appears to process/clean subtitle text, which likely involves modifying or sanitizing text data. This is a Write operation as it transforms/modifies text content. However, the description is minimal and provides little detail, so confidence is moderate. It could also be a pure Read/transform operation with no persistent side effects, but 'cleaning' implies modification, placing it in Write.

From the tool's definition Tool name: 'clean_subtitle_text'; description: '清理字幕文本' (meaning 'clean subtitle text' in Chinese)

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

clean_subtitle_text Rate-limited

clean_subtitle_text 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": {
    "clean_subtitle_text": {
      "limits": [
        {
          "counter": "clean_subtitle_text_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 Auto Video Generator, so you can run agents against it safely.

FAQ

Questions about clean_subtitle_text

What does the clean_subtitle_text tool do? +

清理字幕文本. It is categorised as a Write tool in the Auto Video Generator MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on clean_subtitle_text? +

Register the Auto Video Generator MCP server in PolicyLayer and add a rule for clean_subtitle_text: 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 Auto Video Generator. Nothing to install.

What risk level is clean_subtitle_text? +

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

Can I rate-limit clean_subtitle_text? +

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

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

clean_subtitle_text is provided by the Auto Video Generator MCP server (zgmurder/auto_video_generator-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.