humaneval-plus@1.0 (unreviewed) on GPT-5.6 Luna

164 tasks, 1 attempt, open network. Updated 24 Oct 2026.

164 tasks from humaneval-plus@1.0 on ghcr.io. Nobody has reviewed this dataset, so a score here says nothing about the benchmark it's named after.

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Pass rate by harness, higher is better

Reference

Δ vs Codex, pts

Codex0.164.095.7%95% interval 92.7–98.8Codex 0.164.0 is the reference.

Claude Code2.1.30993.9%95% interval 90.2–97.6Claude Code 2.1.309 minus Codex 0.164.0: −1.8 points, 95% interval −4.9 to +0.6, over 164 tasks both ran; too close to call.

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Reading this table

Every harness on this board, in its order
Harness	Rank	Last published
Codex0.164.0	1–2	24 Oct 2026run #34
Claude Code2.1.309	1–2	24 Oct 2026run #24

Every result is self-reported
Data as of 13 Nov 2026
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humaneval-plus@1.0 (unreviewed) on GPT-5.6 Luna

Ranking

Pass rate by harness, higher is better

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