spike_approve_meta · Hedgehog MCP: Risk & Policy

WHAT IT DOES

What spike_approve_meta does on Hedgehog

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

WHY IT NEEDS A POLICY

Why spike_approve_meta needs a policy

This tool modifies internal workflow state by advancing a spike investigation phase, which is reversible (other tools like spike_archive and spike_delete suggest state can be managed). It does not execute arbitrary code, delete data permanently, or commit financial transactions.

From the tool's definition Tool name 'spike_approve_meta' and description indicate it advances a spike workflow state from Phase 0 to Phase 1, which is a state modification operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

spike_approve_meta Rate-limited

spike_approve_meta 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": {
    "spike_approve_meta": {
      "limits": [
        {
          "counter": "spike_approve_meta_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 Hedgehog, so you can run agents against it safely.

FAQ

Questions about spike_approve_meta

What does the spike_approve_meta tool do? +

Approve meta-design and advance spike from Phase 0 to Phase 1. It is categorised as a Write tool in the Hedgehog MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on spike_approve_meta? +

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

What risk level is spike_approve_meta? +

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

Can I rate-limit spike_approve_meta? +

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

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

spike_approve_meta is provided by the Hedgehog MCP server (jpalmerr/hedgehog). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.