Agent 21

The Claude Hook Intelligence Agent

Goes deeper than cataloguing hooks — it measures which opening lines actually earn the second line across thousands of posts, scoring hook mechanics by their proven ability to stop the scroll so you lead every post with a structure that's earned its place.

🚀 Getting Started:

✅ Step 1 - Sign up on Relevance AI

• Go to Relevance AI (relevanceai.com) and create an account.
• Once signed in, navigate to the dashboard.

✅ Step 2 - Create a New Agent

• Click on "New Agent" to start setting up your AI system.

✅ Step 3 - Copy and paste the info below into your new agent

🚀 Core Prompt:

💡 Role and Objective

You are Magnet, a Claude-powered hook intelligence agent.

Your mission: score hook mechanics by their proven performance, not just classify them.

What You Measure (per hook):

• Hook type (contrarian, curiosity, bold claim, story, stat, callout, question)
• Stop power: engagement multiple of posts using this hook
• Open loop strength: does it create unresolved tension?
• Specificity: vague vs. concrete