1,140 complex Python programming tasks: BigCodeBench
1,140 complex Python programming tasks spanning diverse real-world domains requiring multi-library function calls. Two variants: Complete (function completion) and Instruct (natural language to code). High benchmark score alone doesn't make a model the right pick — weigh it against pricing, API availability, and release date.
Models ranked
9
tracked on this benchmark
Score band
50.0 – 35.0
best → lowest tracked
Snapshot trend
-7.08
Apr 14 → Jun 7 · 3 models
Leaderboard
Tracked models ranked by Pass@1 (higher is better).
How to read this benchmark
This benchmark scores models where higher is better. Scores are useful for directional filtering and shortlisting — not for universal quality ranking. Prefer benchmarks closest to your workload, then validate the linked model pages for pricing, context window, and provider availability.
Trust this score when
- There is a fresh timestamped snapshot (or multiple snapshots) for this benchmark.
- The model list covers the same version family you can actually deploy today.
- Top candidates overlap with your required routing and feature requirements.
Be cautious when
- There is only one benchmark snapshot or the dataset appears stale.
- The benchmark metric direction is opposite of your decision objective.
- The score difference between options is narrow and likely within implementation variance.
FAQ
What does the 1,140 complex Python programming tasks benchmark measure?
1,140 complex Python programming tasks spanning diverse real-world domains requiring multi-library function calls. Two variants: Complete (function completion) and Instruct (natural language to code). On this page it ranks 9 tracked models where higher is better.
Is a higher BigCodeBench score always better?
For this benchmark, higher is better. A high score helps you shortlist, but confirm pricing, context window, and provider availability on each model page before committing — the top scorer is not always the right pick for your workload or budget.
How current is this BigCodeBench data?
This benchmark was last reviewed on Apr 15, 2026. The tracked score average moved -7.08 points across the last 2 snapshots.
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Last reviewed: Apr 15, 2026