Humans judging AI, in the open
Blind head-to-head battles, votes from real people, and ratings with confidence intervals you can reproduce from published data.
81 votes cast across 143 battles · latest ratings 2026-09-04 18:45 UTC
Top rated by category
All leaderboards →- 1Mock Alpha1138.8 1057.7 – 1235.4
- 1Mock Premium1001.2 936.9 – 1077.2
- 3Mock Beta860.0 785.8 – 927.7
- –Mock Alphaprovisional1874.0 1673.5 – 2855.4
- –Mock Premiumprovisional1536.0 1000.0 – 1671.1
- –Mock Betaprovisional-410.1 -877.2 – -301.9
Biggest movers
- Mock Alpha Human-Like Chat0.0
- Mock Beta Human-Like Chat0.0
- Mock Premium Human-Like Chat0.0
- Mock Alpha Stealth Text0.0
- Mock Beta Stealth Text0.0
- Mock Premium Stealth Text0.0
Newest models
- Mock Premiuminternal
- Mock Betainternal
- Mock Alphainternal
Changelog
- ratingsRatings update: 2026-09-04 18:45 UTC2026-09-04 18:45 UTC
Official rating snapshot computed from 72 eligible votes. - human-like-chat: 60 votes, 3 models - stealth-text: 12 votes, 3 models Engine humaneval-ratings 1.0.0, seed 42, bootstrap rounds 100. Input digests: battles 8fc0578047c8…, votes 4c24c496c584….
- ratingsRatings update: 2026-09-04 12:45 UTC2026-09-04 12:45 UTC
Official rating snapshot computed from 72 eligible votes. - human-like-chat: 60 votes, 3 models - stealth-text: 12 votes, 3 models Engine humaneval-ratings 1.0.0, seed 42, bootstrap rounds 100. Input digests: battles 3bae73a8dd6e…, votes afe3eda2a483….
- ratingsRatings update: 2026-09-04 06:45 UTC2026-09-04 06:45 UTC
Official rating snapshot computed from 72 eligible votes. - human-like-chat: 60 votes, 3 models - stealth-text: 12 votes, 3 models Engine humaneval-ratings 1.0.0, seed 42, bootstrap rounds 100. Input digests: battles f339cccbba8e…, votes 942453120d62….
- ratingsRatings update: 2026-09-04 00:45 UTC2026-09-04 00:45 UTC
Official rating snapshot computed from 72 eligible votes. - human-like-chat: 60 votes, 3 models - stealth-text: 12 votes, 3 models Engine humaneval-ratings 1.0.0, seed 42, bootstrap rounds 100. Input digests: battles 436cbb333f47…, votes 75f214a87c29….
- ratingsRatings update: 2026-09-03 18:45 UTC2026-09-03 18:45 UTC
Official rating snapshot computed from 72 eligible votes. - human-like-chat: 60 votes, 3 models - stealth-text: 12 votes, 3 models Engine humaneval-ratings 1.0.0, seed 42, bootstrap rounds 100. Input digests: battles ac0035cb8285…, votes 5273e027639d….
- ratingsRatings update: 2026-09-03 12:45 UTC2026-09-03 12:45 UTC
Official rating snapshot computed from 72 eligible votes. - human-like-chat: 60 votes, 3 models - stealth-text: 12 votes, 3 models Engine humaneval-ratings 1.0.0, seed 42, bootstrap rounds 100. Input digests: battles cff0b011579c…, votes a8feae071251….
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