B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
4.8%
4.8% -- email reply rate for cold email subject line '{{firstName}} — thought of you' (2026)
Cold emails using the subject line '{{firstName}} — thought of you' achieved a 4.8% reply rate.
- Self-reported testing by blog author
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
4.8%
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.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Puzzle Inbox
Primary
Tier C
https://puzzleinbox.com/blog/how-to-write-cold-email-that-gets-replies ↗
Source Article
How to Write a Cold Email That Actually Gets Replies | Puzzle Inbox Blog
How to Write a Cold Email That Actually Gets Replies
By Ayse Yilmaz, Senior Editor, Cold Email Tools · Apr 1, 2026 · 9 min read · Last reviewed Apr 1, 2026
The structure, frameworks, and real examples behind cold emails that consistently hit 5%+ reply rates — from someone who's sent over 2 million o…
Original Research
Puzzle Inbox
· Original study ↗
Methodology
Self-reported sender testing by Puzzle Inbox editor
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
cold email subject line '{{firstName}} — thought of you': 4.8% email reply rate. Source: Puzzle Inbox (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/first-name-thought-of-you-reply-rate-2026
HTML Embed
<blockquote cite="https://lighthousedata.io/data/first-name-thought-of-you-reply-rate-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>4.8%</strong> -- email reply rate for cold email subject line '{{firstName}} — thought of you'<br><small>Source: Puzzle Inbox (2026) · <a href="https://lighthousedata.io/data/first-name-thought-of-you-reply-rate-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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