Coding · Benchmark profile
Program-reconstruction hidden-test pass rate after the first of five sequential long-context episodes.
Data verified 27 Jul 2026 · Methodology 1.7.0
Benchmark score on ProgramBench hidden-test pass rate after episode 1
Claude Opus 5 leads at 83%.
Visual analysis
Switch between model placement, score distribution and descriptive provider averages. Every view uses the same sourced leaderboard.
1 ranked models · higher is better · labels show rank and score
| Model | Rank | Provider | Score |
|---|---|---|---|
| Claude Opus 5 | #1 | Anthropic | 83% |
One best score per model · higher is better
| Rank | Model | Provider | License | Evidence use | Score |
|---|---|---|---|---|---|
| #1 | Claude Opus 5 claude-opus-5 | Anthropic | closed | Estimated reference | 83% |
About ProgramBench hidden-test pass rate after episode 1
Program-reconstruction hidden-test pass rate after the first of five sequential long-context episodes. Results stay tied to the exact model variant and evaluation system. Multiple systems for the same model use the best published score on this page; overall Lumina scoring uses the median of ranking-eligible rows.
Open benchmark source ↗FAQ
Program-reconstruction hidden-test pass rate after the first of five sequential long-context episodes.
Claude Opus 5 by Anthropic currently leads with 83%.
1 model in the LuminaBench cohort have a qualifying score on this benchmark.
No. This benchmark is display-only and does not enter the overall Lumina composite.
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