How can I use AI to write better Facebook/Google ads?
AI is best used to generate many ad angles fast so you can test your way to winners, not to write one 'perfect' ad. Feed it your offer, audience, and top-performing patterns, and have it produce varied headlines and primary text built on proven structures. Then test systematically: the platform's data, not the AI's opinion, picks the winner. AI also helps diagnose why an underperforming ad has a high cost per acquisition.
Volume of angles beats polish on a single ad. Ask AI to generate 15 to 20 variations of headlines and primary text for your product, grounded in your real offer and the patterns that already work in your niche (benefit-led, problem-led, social-proof, curiosity). The goal is a spread of distinct angles to test, since you usually can't predict which message resonates with cold traffic.
Build a repeatable creative-testing loop. Each week, have AI produce fresh angles, run them against your control, kill the losers, and scale the winners. Pair copy with a targeting and creative strategy suited to your budget, even a modest daily spend can find a winning angle if you test disciplined and let each variant gather enough data before judging. AI accelerates the idea generation; the testing system turns ideas into performance.
Use AI to diagnose, not just create. When an ad has a high CPA, paste in the ad and context and ask why it might be underperforming, then for five concrete fixes (hook, audience match, offer clarity, landing-page alignment). Often the problem isn't the copy at all but a mismatch between ad and landing page. Remember AI doesn't see your live results, so treat its diagnoses as hypotheses to test, and always comply with platform ad policies on claims and targeting.
Prompts to try
Copy these into ChatGPT or Claude to go deeper.
Generate 20 ad variations (headlines + primary text) for my [product] using AI based on top-performing patterns.
Audit my current ads [describe] and tell me why CPA is high. Recommend 5 fixes.
Build an AI-driven creative testing framework that produces and tests new angles weekly.
Design audience targeting and creative strategy for my [niche] cold campaign with $30/day budget.