C
DOMAIN
copy.fail
Personal blog First seen on HN · Apr 2026 · #749 most-AI domain
— What we found
Articles from copy.fail are almost always human-written.
copy.fail has had 2 articles reach the Hacker News front page. Pangram scored 0% of them as AI-generated, well under the Hacker News average of 9%.
AI verdict · all time
0%
Reliably human
Lower than most domains we track.
Human 0% Mixed 100% AI 0%
Articles analyzed
2
all-time on HN
Median AI score
35%
half of articles score higher
“Almost certainly AI”
0%
0 articles > 90%
“Likely human”
0%
0 articles < 10%
— Distribution
How AI scores spread
0–1010–2020–3030–4040–5050–6060–7070–8080–9090–100
HUMAN · 0–30%
MIXED · 30–70%
AI · 70–100%
— Trend
AI score by day
70 · AI → 30 · mixed →
earlierlatest
30d avg 34% Min 34% Max 34%
Trend ↑ rising
— Sample articles
At three score levels
— Peer comparison
copy.fail vs. similar sources
Hacker News average 9%
heavybit.com 0%
promptarmor.com 0%
copy.fail YOU 0%
atproto.com 0%
jointhefreeworld.org 0%