B
Evidence Grade B
Graded
under review
Safe to Cite
Current
40%
40% -- cost per click reduction for social media ad copy (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
40%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Sources (3)
posteverywhere.ai
Primary
Tier B
https://posteverywhere.ai/tools/ab-test-generator ↗
Source Article
Free A/B Test Generator for Social Media Captions & Headlines (2026)
A/B Test Generator , Create Caption & Headline Variants Instantly
Enter your original caption or headline and generate 6 high-performing A/B test variants using proven conversion strategies. Test question hooks, urgency, social proof, and more.
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Original Research
posteverywhere.ai
· Original study ↗
Methodology
Testing ad copy variants before scaling
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
social media ad copy: 40% cost per click reduction. Source: posteverywhere.ai (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ad_spend_optimization
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<blockquote cite="https://lighthousedata.io/data/ad_spend_optimization" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>40%</strong> -- cost per click reduction for social media ad copy<br><small>Source: posteverywhere.ai (2026) · <a href="https://lighthousedata.io/data/ad_spend_optimization" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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