25 AI Prompts for Writing Ad Copy (Google, Facebook and Instagram)

Writing ad copy requires concise, persuasive messages that fit strict character limits and platform policies. AI prompts can generate multiple variations quickly for testing. Always check that claims are accurate and comply with advertising policies before running ads.

At a Glance: Use these prompts for search ad headlines and descriptions, social ad primary text, hooks, offer framing and A/B test variations. Review all output for accuracy, policy compliance and brand voice.

Search Ads

  • Write 15 Google Ads headlines under 30 characters for [product/service] in [city].
  • Write four descriptions under 90 characters highlighting [benefits].
  • Suggest headlines that include the keyword “[keyword]” naturally.
  • Write sitelink titles and descriptions for [business].
  • Suggest callout extensions for [business] (e.g., free delivery, 24/7 support).

Social Ads

  • Write three primary text options for a Facebook ad promoting [offer] to [audience].
  • Write short ad headlines for Instagram promoting [product].
  • Write ad copy using the problem-agitate-solution framework for [product].
  • Write a testimonial-style ad using this customer feedback (with permission): [feedback].
  • Suggest five hooks for a video ad about [product].

Variations for Testing

  • Create five ad variations emphasising price, quality, speed, convenience and trust for [product].
  • Rewrite this ad copy in a more urgent but honest tone: [copy].
  • Rewrite this ad for a younger audience: [copy].
  • Create A/B test variations for this headline: [headline].

Offers and Calls to Action

  • Suggest compelling ways to present this offer: [offer details].
  • Suggest call-to-action button text options for [goal].
  • Write a seasonal ad for [festival] promoting [product].

Local Business Ads

  • Write ad copy for a [business type] in [city] targeting nearby customers.
  • Write a lead form ad introduction for a free consultation with [service].

Retargeting Ads

  • Write retargeting ad copy for visitors who viewed [product] but didn’t buy.
  • Write a reminder ad for webinar registrants who haven’t attended yet.

Policy-Safe Copy

  • Review this ad copy and highlight claims that might violate advertising policies: [copy].
  • Rewrite this ad to avoid exaggerated or unverifiable claims: [copy].
  • Suggest neutral language for ads in sensitive categories like finance or health.

Important Checks

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A Step-by-Step Workflow for Writing Ads With AI

Ad copy is short, but it carries a lot of responsibility. A clear process helps you get useful drafts from any AI assistant while keeping control of the message.

  1. Write a short brief: Include the product or service, the target audience, the main benefit, the offer (if any) and the action you want people to take.
  2. List proof points: Add facts you can back up, such as years in business, free delivery areas or a genuine guarantee. The AI should only use details you provide.
  3. Ask for angles first: “Suggest 5 different angles for this ad, such as saving time, saving money, convenience, quality and peace of mind.” Pick two or three to test.
  4. Generate platform-specific copy: Search ads need tight headlines and descriptions; social ads need a strong first line and a visual idea.
  5. Check limits and policies: Ask the AI to count characters, then review the platform’s advertising policies yourself.
  6. Test and learn: Run a small number of variations and keep the ones that bring meaningful results.

How Ad Copy Differs by Platform

Platform What matters most Prompt tip
Google Search Matching the searcher’s exact need “Include the main search phrase naturally in headline 1”
Facebook feed Stopping the scroll with a relatable line “Start with a question my audience asks themselves”
Instagram Visual fit and short text “Write a caption under 25 words that suits a bright product photo”
Retargeting Reminding with a helpful nudge “Write a friendly reminder that answers a common hesitation”
Local ads Location and convenience “Mention the neighbourhood and opening hours clearly”

Worked Example: A Local Bike Repair Shop

Imagine a small shop that offers same-week bicycle servicing. A prompt could be:

“Write 3 Google search ad variations for a bike repair shop. Audience: commuters in our city whose bikes need fixing quickly. Benefit: servicing usually completed within the week. Offer: free safety check with any repair. Keep headlines under 30 characters and descriptions under 90 characters. Do not use exaggerated claims.”

Then follow up with: “Now write a Facebook ad for the same offer, starting with a relatable problem and ending with a clear call to book online.”

Comparing both outputs shows how the same offer is framed differently for people who are searching versus people who are scrolling.

Common Ad Copy Mistakes to Avoid

  • Unverifiable claims. Words like “best” or “guaranteed results” can mislead users and may break platform rules. Use specific, honest benefits.
  • Too many messages. One ad should focus on one benefit and one action.
  • Mismatched landing pages. The page people land on should deliver exactly what the ad promised.
  • Ignoring sensitive categories. Health, finance, housing and employment ads often have extra restrictions. Read the rules before publishing.
  • Not testing. Small changes in a headline can change results, so always try more than one version.
  • Copying competitors. Use competitor ads only for inspiration about gaps, never to copy wording.

Tip: Save winning headlines in a spreadsheet with notes about the audience and offer. Feeding these back into future prompts helps the AI understand what works for your brand.

Quick Ad Review Checklist

Before any ad goes live, run through these checks:

  • Does the headline clearly say what you offer?
  • Is every claim true and easy to support?
  • Does the call to action match what happens on the landing page?
  • Are the character limits respected for each field?
  • Would a first-time customer understand the ad without extra context?
  • Have you avoided pressure tactics such as fake countdowns or false scarcity?

If an ad passes all six checks, it is usually ready for a small test budget.

Conclusion

AI prompts help advertisers create more ad variations faster. Generate headlines, descriptions and hooks, test them systematically and always verify accuracy and policy compliance before launching campaigns.

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