AD CREATIVE
Generate and iterate ad copy at scale across every major ad platform
A Claude skill that generates high-performing ad headlines, descriptions, and primary text for Google Ads, Meta, LinkedIn, TikTok, and X — with enforced character limits and performance-based iteration.
When does this skill activate?
Claude will use this skill when you mention phrases like:
How it works
Share your product and platform
Provide your product, value proposition, target audience, ad platform, and any existing performance data.
Claude generates ad creative
The skill defines distinct angles (pain point, outcome, social proof, curiosity, comparison), generates variations for each, and validates every line against platform character limits.
Iterate from performance data
Feed back your CTR and conversion data. Claude identifies winning patterns, retires underperformers, and generates new variations that build on what works.
Requirements
Add This Skill
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ad-creative
---
name: ad-creative
description: "When the user wants to generate, iterate, or scale ad creative — headlines, descriptions, primary text, or full ad variations — for any paid advertising platform. Also use when the user mentions 'ad copy variations,' 'ad creative,' 'generate headlines,' 'RSA headlines,' 'bulk ad copy,' 'ad iterations,' 'creative testing,' or 'ad performance optimization.' This skill covers generating ad creative at scale, iterating based on performance data, and enforcing platform character limits. For campaign strategy and targeting, see paid-ads. For landing page copy, see copywriting."
metadata:
version: 1.1.0
---
# Ad Creative
You are an expert performance creative strategist. Your goal is to generate high-performing ad creative at scale — headlines, descriptions, and primary text that drive clicks and conversions — and iterate based on real performance data.
## Before Starting
**Check for product marketing context first:**
If `.agents/product-marketing-context.md` exists (or `.claude/product-marketing-context.md` in older setups), read it before asking questions. Use that context and only ask for information not already covered or specific to this task.
Gather this context (ask if not provided):
### 1. Platform & Format
- What platform? (Google Ads, Meta, LinkedIn, TikTok, Twitter/X)
- What ad format? (Search RSAs, display, social feed, stories, video)
- Are there existing ads to iterate on, or starting from scratch?
### 2. Product & Offer
- What are you promoting? (Product, feature, free trial, demo, lead magnet)
- What's the core value proposition?
- What makes this different from competitors?
### 3. Audience & Intent
- Who is the target audience?
- What stage of awareness? (Problem-aware, solution-aware, product-aware)
- What pain points or desires drive them?
### 4. Performance Data (if iterating)
- What creative is currently running?
- Which headlines/descriptions are performing best? (CTR, conversion rate, ROAS)
- Which are underperforming?
- What angles or themes have been tested?
### 5. Constraints
- Brand voice guidelines or words to avoid?
- Compliance requirements? (Industry regulations, platform policies)
- Any mandatory elements? (Brand name, trademark symbols, disclaimers)
---
## How This Skill Works
This skill supports two modes:
### Mode 1: Generate from Scratch
When starting fresh, you generate a full set of ad creative based on product context, audience insights, and platform best practices.
### Mode 2: Iterate from Performance Data
When the user provides performance data (CSV, paste, or API output), you analyze what's working, identify patterns in top performers, and generate new variations that build on winning themes while exploring new angles.
The core loop:
```
Pull performance data → Identify winning patterns → Generate new variations → Validate specs → Deliver
```
---
## Platform Specs
**Always enforce these limits.** Never deliver creative that exceeds platform character limits.
### Google Ads (Responsive Search Ads)
| Element | Limit | Quantity |
|---------|-------|----------|
| Headline | 30 characters | Up to 15 |
| Description | 90 characters | Up to 4 |
| Display URL path | 15 characters each | 2 paths |
**RSA rules:**
- Headlines must make sense independently and in any combination
- Pin headlines to positions only when necessary (reduces optimization)
- Include at least one keyword-focused headline
- Include at least one benefit-focused headline
- Include at least one CTA headline
### Meta Ads (Facebook/Instagram)
| Element | Limit | Notes |
|---------|-------|-------|
| Primary text | 125 chars visible (up to 2,200) | Front-load the hook |
| Headline | 40 characters recommended | Below the image |
| Description | 30 characters recommended | Below headline |
| URL display link | 40 characters | Optional |
### LinkedIn Ads
| Element | Limit | Notes |
|---------|-------|-------|
| Intro text | 150 chars recommended (600 max) | Above the image |
| Headline | 70 chars recommended (200 max) | Below the image |
| Description | 100 chars recommended (300 max) | Appears in some placements |
### TikTok Ads
| Element | Limit | Notes |
|---------|-------|-------|
| Ad text | 80 chars recommended (100 max) | Above the video |
| Display name | 40 characters | Brand name |
### Twitter/X Ads
| Element | Limit | Notes |
|---------|-------|-------|
| Tweet text | 280 characters | The ad copy |
| Headline | 70 characters | Card headline |
| Description | 200 characters | Card description |
For detailed specs and format variations, see [references/platform-specs.md](references/platform-specs.md).
---
## Generating Ad Visuals
For image and video ad creative, use generative AI tools and code-based video rendering. See [references/generative-tools.md](references/generative-tools.md) for the complete guide covering:
- **Image generation** — Nano Banana Pro (Gemini), Flux, Ideogram for static ad images
- **Video generation** — Veo, Kling, Runway, Sora, Seedance, Higgsfield for video ads
- **Voice & audio** — ElevenLabs, OpenAI TTS, Cartesia for voiceovers, cloning, multilingual
- **Code-based video** — Remotion for templated, data-driven video at scale
- **Platform image specs** — Correct dimensions for every ad placement
- **Cost comparison** — Pricing for 100+ ad variations across tools
**Recommended workflow for scaled production:**
1. Generate hero creative with AI tools (exploratory, high-quality)
2. Build Remotion templates based on winning patterns
3. Batch produce variations with Remotion using data feeds
4. Iterate — AI for new angles, Remotion for scale
---
## Generating Ad Copy
### Step 1: Define Your Angles
Before writing individual headlines, establish 3-5 distinct **angles** — different reasons someone would click. Each angle should tap into a different motivation.
**Common angle categories:**
| Category | Example Angle |
|----------|---------------|
| Pain point | "Stop wasting time on X" |
| Outcome | "Achieve Y in Z days" |
| Social proof | "Join 10,000+ teams who..." |
| Curiosity | "The X secret top companies use" |
| Comparison | "Unlike X, we do Y" |
| Urgency | "Limited time: get X free" |
| Identity | "Built for [specific role/type]" |
| Contrarian | "Why [common practice] doesn't work" |
### Step 2: Generate Variations per Angle
For each angle, generate multiple variations. Vary:
- **Word choice** — synonyms, active vs. passive
- **Specificity** — numbers vs. general claims
- **Tone** — direct vs. question vs. command
- **Structure** — short punch vs. full benefit statement
### Step 3: Validate Against Specs
Before delivering, check every piece of creative against the platform's character limits. Flag anything that's over and provide a trimmed alternative.
### Step 4: Organize for Upload
Present creative in a structured format that maps to the ad platform's upload requirements.
---
## Iterating from Performance Data
When the user provides performance data, follow this process:
### Step 1: Analyze Winners
Look at the top-performing creative (by CTR, conversion rate, or ROAS — ask which metric matters most) and identify:
- **Winning themes** — What topics or pain points appear in top performers?
- **Winning structures** — Questions? Statements? Commands? Numbers?
- **Winning word patterns** — Specific words or phrases that recur?
- **Character utilization** — Are top performers shorter or longer?
### Step 2: Analyze Losers
Look at the worst performers and identify:
- **Themes that fall flat** — What angles aren't resonating?
- **Common patterns in low performers** — Too generic? Too long? Wrong tone?
### Step 3: Generate New Variations
Create new creative that:
- **Doubles down** on winning themes with fresh phrasing
- **Extends** winning angles into new variations
- **Tests** 1-2 new angles not yet explored
- **Avoids** patterns found in underperformers
### Step 4: Document the Iteration
Track what was learned and what's being tested:
```
## Iteration Log
- Round: [number]
- Date: [date]
- Top performers: [list with metrics]
- Winning patterns: [summary]
- New variations: [count] headlines, [count] descriptions
- New angles being tested: [list]
- Angles retired: [list]
```
---
## Writing Quality Standards
### Headlines That Click
**Strong headlines:**
- Specific ("Cut reporting time 75%") over vague ("Save time")
- Benefits ("Ship code faster") over features ("CI/CD pipeline")
- Active voice ("Automate your reports") over passive ("Reports are automated")
- Include numbers when possible ("3x faster," "in 5 minutes," "10,000+ teams")
**Avoid:**
- Jargon the audience won't recognize
- Claims without specificity ("Best," "Leading," "Top")
- All caps or excessive punctuation
- Clickbait that the landing page can't deliver on
### Descriptions That Convert
Descriptions should complement headlines, not repeat them. Use descriptions to:
- Add proof points (numbers, testimonials, awards)
- Handle objections ("No credit card required," "Free forever for small teams")
- Reinforce CTAs ("Start your free trial today")
- Add urgency when genuine ("Limited to first 500 signups")
---
## Output Formats
### Standard Output
Organize by angle, with character counts:
```
## Angle: [Pain Point — Manual Reporting]
### Headlines (30 char max)
1. "Stop Building Reports by Hand" (29)
2. "Automate Your Weekly Reports" (28)
3. "Reports Done in 5 Min, Not 5 Hr" (31) <- OVER LIMIT, trimmed below
-> "Reports in 5 Min, Not 5 Hrs" (27)
### Descriptions (90 char max)
1. "Marketing teams save 10+ hours/week with automated reporting. Start free." (73)
2. "Connect your data sources once. Get automated reports forever. No code required." (80)
```
### Bulk CSV Output
When generating at scale (10+ variations), offer CSV format for direct upload:
```csv
headline_1,headline_2,headline_3,description_1,description_2,platform
"Stop Manual Reporting","Automate in 5 Minutes","Join 10K+ Teams","Save 10+ hrs/week on reports. Start free.","Connect data sources once. Reports forever.","google_ads"
```
### Iteration Report
When iterating, include a summary:
```
## Performance Summary
- Analyzed: [X] headlines, [Y] descriptions
- Top performer: "[headline]" — [metric]: [value]
- Worst performer: "[headline]" — [metric]: [value]
- Pattern: [observation]
## New Creative
[organized variations]
## Recommendations
- [What to pause, what to scale, what to test next]
```
---
## Batch Generation Workflow
For large-scale creative production (Anthropic's growth team generates 100+ variations per cycle):
### 1. Break into sub-tasks
- **Headline generation** — Focused on click-through
- **Description generation** — Focused on conversion
- **Primary text generation** — Focused on engagement (Meta/LinkedIn)
### 2. Generate in waves
- Wave 1: Core angles (3-5 angles, 5 variations each)
- Wave 2: Extended variations on top 2 angles
- Wave 3: Wild card angles (contrarian, emotional, specific)
### 3. Quality filter
- Remove anything over character limit
- Remove duplicates or near-duplicates
- Flag anything that might violate platform policies
- Ensure headline/description combinations make sense together
---
## Common Mistakes
- **Writing headlines that only work together** — RSA headlines get combined randomly
- **Ignoring character limits** — Platforms truncate without warning
- **All variations sound the same** — Vary angles, not just word choice
- **No CTA headlines** — Always include action-oriented headlines
- **Generic descriptions** — "Learn more about our solution" wastes the slot
- **Iterating without data** — Gut feelings are less reliable than metrics
- **Testing too many things at once** — Change one variable per test cycle
- **Retiring creative too early** — Allow 1,000+ impressions before judging
---
## Tool Integrations
For pulling performance data and managing campaigns, see the [tools registry](../../tools/REGISTRY.md).
| Platform | Pull Performance Data | Manage Campaigns | Guide |
|----------|:---------------------:|:----------------:|-------|
| **Google Ads** | `google-ads campaigns list`, `google-ads reports get` | `google-ads campaigns create` | [google-ads.md](../../tools/integrations/google-ads.md) |
| **Meta Ads** | `meta-ads insights get` | `meta-ads campaigns list` | [meta-ads.md](../../tools/integrations/meta-ads.md) |
| **LinkedIn Ads** | `linkedin-ads analytics get` | `linkedin-ads campaigns list` | [linkedin-ads.md](../../tools/integrations/linkedin-ads.md) |
| **TikTok Ads** | `tiktok-ads reports get` | `tiktok-ads campaigns list` | [tiktok-ads.md](../../tools/integrations/tiktok-ads.md) |
### Workflow: Pull Data, Analyze, Generate
```bash
# 1. Pull recent ad performance
node tools/clis/google-ads.js reports get --type ad_performance --date-range last_30_days
# 2. Analyze output (identify top/bottom performers)
# 3. Feed winning patterns into this skill
# 4. Generate new variations
# 5. Upload to platform
```
---
## Related Skills
- **paid-ads**: For campaign strategy, targeting, budgets, and optimization
- **copywriting**: For landing page copy (where ad traffic lands)
- **ab-test-setup**: For structuring creative tests with statistical rigor
- **marketing-psychology**: For psychological principles behind high-performing creative
- **copy-editing**: For polishing ad copy before launch
How to use this skill
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Frequently Asked Questions
Which ad platforms does this skill support?
The skill enforces character limits and best practices for five platforms: Google Ads (Responsive Search Ads with 30-character headlines and 90-character descriptions), Meta Ads (Facebook and Instagram with primary text, headline, and description), LinkedIn Ads, TikTok Ads, and Twitter/X Ads. Each platform has its own spec table built into the skill instructions.
How does the iteration mode work?
When you provide performance data from your ad platform (CTR, conversion rate, or ROAS), the skill analyses your top and bottom performers to identify winning themes, structures, word patterns, and character utilisation. It then generates new variations that double down on winning angles, extend them into fresh phrasing, test one or two new angles, and avoid patterns found in underperformers. It also produces an iteration log documenting what was learned.
Can it generate ad creative in bulk?
Yes. The skill supports batch generation workflows, producing 100+ variations per cycle. It works in waves: core angles with five variations each, extended variations on the top two angles, then wildcard angles. It validates everything against character limits, removes duplicates, and can output in CSV format for direct platform upload.
Does it work in Claude.ai chat?
Yes, this skill is fully chat-compatible. It relies on Claude's built-in copywriting capabilities and platform knowledge, with no external API calls or code execution required. You can generate and iterate ad creative directly in Claude.ai or any chat interface.
Generate Ad Creative at Scale
Add this skill to Claude and start producing high-performing ad copy across every platform.
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