B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
80%
80% -- completion rate increase for Video content with captions (2026)
Adding captions to videos can boost video completion rates by 80%.
- Attribution in source text contains a broken link/missing citation name
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
80%
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
kopia.ai
Primary
Tier C
https://kopia.ai/blog/how-to-transcribe-video-to-text ↗
Source Article
How to Transcribe Video to Text A Complete Guide | Kopia.ai
2026-03-10
How to Transcribe Video to Text A Complete Guide
So, you've got a great video. Now what? The secret to getting more mileage out of your content is turning that spoken audio into written text. This single step opens up a ton of possibilities—from making your videos searchable with blog pos…
Original Research
kopia.ai
· Original study ↗
Methodology
Captions reported to boost video completion rates by 80%; cited in Kopia.ai blog as 'research from' an unnamed source. Secondary citation with broken attribution.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Video content with captions: 80% completion rate increase. Source: kopia.ai (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/captions-video-completion-rate-boost
HTML Embed
<blockquote cite="https://lighthousedata.io/data/captions-video-completion-rate-boost" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>80%</strong> -- completion rate increase for Video content with captions<br><small>Source: kopia.ai (2026) · <a href="https://lighthousedata.io/data/captions-video-completion-rate-boost" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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