generate_srt · Media-Editor- MCP: Risk & Policy

WHAT IT DOES

What generate_srt does on Media-Editor-MCP

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

WHY IT NEEDS A POLICY

Why generate_srt needs a policy

This tool creates or modifies subtitle files, which is a reversible operation. Users can easily edit, delete, or regenerate subtitle files. There is no data destruction, code execution, or financial impact. It falls squarely into the Write category with low severity since subtitle file generation is a benign media editing operation with minimal blast radius if misused.

From the tool's definition The tool 'generate_srt' is described as writing an .srt subtitle file from transcript segments. The verb 'write' directly indicates file creation/modification. SRT is a standard text-based subtitle format.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_srt Rate-limited

generate_srt 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": {
    "generate_srt": {
      "limits": [
        {
          "counter": "generate_srt_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 Media-Editor-MCP, so you can run agents against it safely.

FAQ

Questions about generate_srt

What does the generate_srt tool do? +

Write an .srt subtitle file from transcript segments. It is categorised as a Write tool in the Media-Editor-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 generate_srt? +

Register the Media-Editor- MCP server in PolicyLayer and add a rule for generate_srt: 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 Media-Editor-MCP. Nothing to install.

What risk level is generate_srt? +

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

Can I rate-limit generate_srt? +

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

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

generate_srt is provided by the Media-Editor- MCP server (nguyenph88/media-editor-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.