metaharness_gepa · Ruflo MCP: Risk & Policy

WHAT IT DOES

What metaharness_gepa does on Ruflo

AI agents call metaharness_gepa as a supporting operation in Ruflo workflows.

WHY IT NEEDS A POLICY

Why metaharness_gepa needs a policy

The description is truncated and provides no meaningful information about the tool's actual behavior. 'GEPA genome operations' could refer to read, write, or execute operations on some internal genome/configuration structure.

From the tool's definition Tool name 'metaharness_gepa' and description 'GEPA genome operations from the' — description is incomplete/uninformative, providing no actionable detail about what the tool does.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

metaharness_gepa Rate-limited

metaharness_gepa gets a rate cap, and everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "metaharness_gepa": {
      "limits": [
        {
          "counter": "metaharness_gepa_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}

SET A RULE FOR THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about metaharness_gepa

What does the metaharness_gepa tool do? +

GEPA genome operations from the. It is categorised as a Other tool in the Ruflo MCP Server, which means it performs auxiliary operations.

How do I enforce a policy on metaharness_gepa? +

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

What risk level is metaharness_gepa? +

metaharness_gepa is a Other tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit metaharness_gepa? +

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

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

metaharness_gepa is provided by the Ruflo MCP server (ruvnet/ruflo). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

// THE FULL RECORD

metaharness_gepa is one line of Ruflo's registry record.

The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.

Teams ship this data inside their own products. See what a licence covers →