vfx_multiply_speed · vidMagik- MCP: Risk & Policy

WHAT IT DOES

What vfx_multiply_speed does on vidMagik-mcp

AI agents invoke vfx_multiply_speed to trigger actions in vidMagik-mcp. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why vfx_multiply_speed needs a policy

This tool applies a speed transformation to video content using MoviePy. It executes a video processing operation that alters the temporal characteristics of a clip. It is not purely reading data, nor does it irreversibly delete content—it's a processing/transformation action, placing it in Execute.

From the tool's definition 'Multiply speed' - modifies video playback speed, triggering a transformation operation on video content

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

vfx_multiply_speed Rate-limited

vfx_multiply_speed stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "vfx_multiply_speed": {
      "limits": [
        {
          "counter": "vfx_multiply_speed_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about vfx_multiply_speed

What does the vfx_multiply_speed tool do? +

Multiply speed. It is categorised as a Execute tool in the vidMagik-mcp MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on vfx_multiply_speed? +

Register the vidMagik- MCP server in PolicyLayer and add a rule for vfx_multiply_speed: 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 vidMagik-mcp. Nothing to install.

What risk level is vfx_multiply_speed? +

vfx_multiply_speed is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit vfx_multiply_speed? +

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

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

vfx_multiply_speed is provided by the vidMagik- MCP server (vizionik25/vidmagik-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.