generate_hooks · Growth Hacker MCP: Risk & Policy

WHAT IT DOES

What generate_hooks does on Growth Hacker MCP

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

WHY IT NEEDS A POLICY

Why generate_hooks needs a policy

This tool creates new text content (viral hooks) as input to social media posts. It does not execute code, access external systems, delete data, or commit financial transactions. The most severe applicable category is Write, as it produces generated content for user consumption.

From the tool's definition Tool generates content (hooks/text) without modifying existing data or executing external operations. Description states it 'generate[s] viral hooks' which is content creation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_hooks Rate-limited

generate_hooks 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": {
    "generate_hooks": {
      "limits": [
        {
          "counter": "generate_hooks_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 Growth Hacker MCP, so you can run agents against it safely.

FAQ

Questions about generate_hooks

What does the generate_hooks tool do? +

Generate viral hooks for X (Twitter) threads based on a topic. It is categorised as a Write tool in the Growth Hacker 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 generate_hooks? +

Register the Growth Hacker MCP server in PolicyLayer and add a rule for generate_hooks: 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 Growth Hacker MCP. Nothing to install.

What risk level is generate_hooks? +

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

Can I rate-limit generate_hooks? +

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

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

generate_hooks is provided by the Growth Hacker MCP server (samusilv/growth-hacker-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.