B
Evidence Grade B
Graded
under review
Safe to Cite
Recent
30%
30% -- email open rate improvement for AI-generated subject lines (2025)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
30%
Unit
Percentage
Data Vintage
2025
Entity
Geography
Global
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
30
Freshness
95
Sources (4)
Persado
Primary
Tier A
https://superagi.com/future-of-email-marketing-trends-and-innovations-in-ai-powered-subject-line-gen… ↗
Source Article
Future of Email Marketing: Trends and Innovations in AI-Powered Subject Line Generation - SuperAGI
The future of email marketing is rapidly evolving, and one key area that’s gaining significant attention is AI-powered subject line generation. With the potential to boost email open rates, engagement, and overall campaign performance, it’s no wonder that companies are turning to artificial intellig…
Also cited by
business.com
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https://www.amraandelma.com/
2026-08-19
designmodo.com
https://designmodo.com/
2026-08-19
Original Research
Persado
· Original study ↗
Segmentation
IndustryMedia
RegionGlobal
RoleAll marketers
Channelemail
Cite this stat
Plain Text
AI-generated subject lines: 30% email open rate improvement. Source: Persado (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/email-open-rates-improvement-ai
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<blockquote cite="https://lighthousedata.io/data/email-open-rates-improvement-ai" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30%</strong> -- email open rate improvement for AI-generated subject lines<br><small>Source: Persado (2025) · <a href="https://lighthousedata.io/data/email-open-rates-improvement-ai" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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