hooks_route
Get a 3-tier routing recommendation for a task: Tier 1 (deterministic codemod, ~0ms / $0 — for var-to-const, remove-console, add-logging), Tier 2 (Haiku — simple), Tier 3 (Sonnet/Opus — complex). Use this BEFORE spawning an agent to avoid sending simple transforms to Sonnet. Native tools have no ...
This record as markdown: /tools/io-github-ruvnet-claude-flow/hooks-route.md
What hooks_route does on Claude Flow
AI agents call hooks_route to retrieve information from Claude Flow without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why hooks_route is rated Low
This tool purely retrieves a routing recommendation (which model/tier to use for a task). It reads/analyzes the task and returns a suggestion with no side effects, no data modification, no execution of code, and no financial implications.
From the tool's definition Get a 3-tier routing recommendation for a task... Returns the recommended model
Attacks that exploit this kind of access
The rule that runs hooks_route safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Claude Flow, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For hooks_route, this is the rule to start with:
hooks_route is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Claude Flow, apply this rule, and every hooks_route call is checked against it from then on.
Questions about hooks_route
Get a 3-tier routing recommendation for a task: Tier 1 (deterministic codemod, ~0ms / $0 — for var-to-const, remove-console, add-logging), Tier 2 (Haiku — simple), Tier 3 (Sonnet/Opus — complex). Use this BEFORE spawning an agent to avoid sending simple transforms to Sonnet. Native tools have no equivalent — Claude Code does not introspect its own model-selection cost. Returns the recommended model + a. It is categorised as a Read tool in the Claude Flow MCP Server, which means it retrieves data without modifying state.
Register the Claude Flow MCP server in PolicyLayer and add a rule for hooks_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.
hooks_route is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the hooks_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.
Set action: deny in the PolicyLayer policy for hooks_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.
hooks_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.
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