init_hive · Hivemind MCP: Risk & Policy

WHAT IT DOES

What init_hive does on Hivemind MCP

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

WHY IT NEEDS A POLICY

Why init_hive needs a policy

This tool creates a new knowledge base resource, which is a reversible Write operation. The severity is low because creating a new hive has minimal blast radius—it doesn't delete, modify existing data, or execute code. The action is constructive and can be undone by deletion if needed.

From the tool's definition Tool name 'init_hive' and description 'Create a new project hive (knowledge base)' indicates creation of a new data structure/resource.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

init_hive Rate-limited

init_hive 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": {
    "init_hive": {
      "limits": [
        {
          "counter": "init_hive_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 Hivemind MCP, so you can run agents against it safely.

FAQ

Questions about init_hive

What does the init_hive tool do? +

Create a new project hive (knowledge base). TRIGGERS:. It is categorised as a Write tool in the Hivemind MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on init_hive? +

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

What risk level is init_hive? +

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

Can I rate-limit init_hive? +

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

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

init_hive is provided by the Hivemind MCP server (kevthetech143/hivemind-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.