hooks_model-route · Claude Flow MCP: Risk & Policy

WHAT IT DOES

What hooks_model-route does on Claude Flow

AI agents invoke hooks_model-route to trigger actions in Claude Flow. 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 hooks_model-route needs a policy

This tool routes tasks to specific AI models and invokes Bash hooks, triggering external operations and model execution. The reference to 'native Bash hooks' indicates it can execute shell-level hooks, making Execute the appropriate category.

From the tool's definition 'Route task to optimal Claude model (haiku/sonnet/opus) based on complexity' and 'Use when native Bash hooks (via Claude Code'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

hooks_model-route Rate-limited

hooks_model-route 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": {
    "hooks_model-route": {
      "limits": [
        {
          "counter": "hooks_model-route_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 Claude Flow, so you can run agents against it safely.

FAQ

Questions about hooks_model-route

What does the hooks_model-route tool do? +

Route task to optimal Claude model (haiku/sonnet/opus) based on complexity Use when native Bash hooks (via Claude Code\. It is categorised as a Execute tool in the Claude Flow MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on hooks_model-route? +

Register the Claude Flow MCP server in PolicyLayer and add a rule for hooks_model-route: 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 Claude Flow. Nothing to install.

What risk level is hooks_model-route? +

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

Can I rate-limit hooks_model-route? +

Yes. Add a rate_limit block to the hooks_model-route 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 hooks_model-route completely? +

Set action: deny in the PolicyLayer policy for hooks_model-route. 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 hooks_model-route? +

hooks_model-route is provided by the Claude Flow MCP server (claude-flow). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.