fit_decline · Petropt/petro MCP: Risk & Policy

WHAT IT DOES

What fit_decline does on Petropt/petro

AI agents invoke fit_decline to trigger actions in Petropt/petro. 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 fit_decline needs a policy

Based on server context, fit_decline likely fits decline curve models to production data (a computational/analytical operation). This is an Execute-class tool as it runs a model-fitting algorithm. Empty description lowers confidence. No financial transactions, deletions, or writes are implied by the name.

From the tool's definition Tool name 'fit_decline' on a server described as able to 'fit decline curves, calculate EUR' — no description provided.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

fit_decline Rate-limited

fit_decline 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": {
    "fit_decline": {
      "limits": [
        {
          "counter": "fit_decline_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 Petropt/petro, so you can run agents against it safely.

FAQ

Questions about fit_decline

What does the fit_decline tool do? +

fit_decline. It is categorised as a Execute tool in the Petropt/petro MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on fit_decline? +

Register the Petropt/petro MCP server in PolicyLayer and add a rule for fit_decline: 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 Petropt/petro. Nothing to install.

What risk level is fit_decline? +

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

Can I rate-limit fit_decline? +

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

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

fit_decline is provided by the Petropt/petro MCP server (petropt/petro-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.