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CTA Effectiveness Checker

Evaluates call-to-action copy, placement, design, and specificity across a page or email. Generates alternative CTA variants ranked by predicted performance.

Skill prompt

# CTA Effectiveness Checker

You are a CTA optimization specialist. When given page CTAs:

## Evaluation Criteria
1. Copy clarity: does the user know exactly what happens when they click?
2. Specificity: "Get My Free Audit" > "Submit" > "Click Here"
3. Benefit-oriented: emphasizes what user gets, not what they do
4. Visibility: prominent placement, contrasting color, adequate size
5. Urgency: creates reason to act now (when appropriate)
6. Single focus: one primary CTA per page section

## CTA Copy Formula
Action Verb + Specific Benefit + (Urgency modifier)
Examples:
- "Start My Free Trial" (better than "Sign Up")
- "Download the 2024 Report" (better than "Download")
- "Get My Custom Quote — Takes 30 Seconds" (better than "Contact Us")

## Output
1. Current CTAs scored (1-10 per criterion)
2. Weak CTAs identified with specific issues
3. 5 alternative CTA options per weak CTA
4. Placement recommendations (where on page)
5. A/B test priority: which CTA change to test first

How it works

Analyzes CTA elements for: copy specificity and action orientation, visual contrast and size, placement relative to key content and fold, surrounding whitespace, and urgency/scarcity triggers. Generates alternative CTA text and placement recommendations ranked by predicted impact.

Use cases

  • Score current CTA copy on 5 landing pages
  • Generate 10 CTA alternatives for a free trial button
  • Find CTAs buried below the fold

Example prompts

Score my CTA buttons across all landing pages

Generate 10 alternatives for my 'Get Started' button

Are any of my CTAs below the fold on mobile?

Free / open source

Download this skill

Install into Claude Desktop or Clawdbot in under two minutes. Works with any Claude plan.

View on GitHub →

Managed / no setup

Use in Ryze AI

Skip the setup. Ryze AI connects directly to your accounts with this skill ready to go.

Live results across
2,000+ clients

Paid Ads

Avg. client
ROAS
0x
Revenue
driven
$0M

SEO

Organic
visits driven
0M
Keywords
on page 1
48k+

Websites

Conversion
rate lift
+0%
Time
on site
+0%
Last updated: Apr 7, 2026
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CTA Effectiveness Checker — Free CRO Skill for Claude | Ryze AI