set_speed_profile · Kiln MCP: Risk & Policy

WHAT IT DOES

What set_speed_profile does on Kiln

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

WHY IT NEEDS A POLICY

Why set_speed_profile needs a policy

The name strongly implies modifying a speed/motion profile setting on a 3D printer, which is a reversible configuration write. However, the empty description lowers confidence. Misuse could affect ongoing prints but is generally reversible by resetting the profile.

From the tool's definition Tool name 'set_speed_profile' on a 3D printer control server; description is empty and uninformative.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

set_speed_profile Rate-limited

set_speed_profile 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": {
    "set_speed_profile": {
      "limits": [
        {
          "counter": "set_speed_profile_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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

FAQ

Questions about set_speed_profile

What does the set_speed_profile tool do? +

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

How do I enforce a policy on set_speed_profile? +

Register the Kiln MCP server in PolicyLayer and add a rule for set_speed_profile: 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 Kiln. Nothing to install.

What risk level is set_speed_profile? +

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

Can I rate-limit set_speed_profile? +

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

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

set_speed_profile is provided by the Kiln MCP server (codeofaxel/Kiln). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.