PutnamBench - Lean 4, Answer Supplied (pass@256): leaderboard
Number of Putnam competition problems reported solved in Lean 4, with numerical answers supplied in the theorem statement where required. The source reports compute budget 'pass@256'. Higher is better; counts stay separate from other languages, answer conditions and budgets. A corpus revision is not reported. Reported Lean version(s): 4.15.
Metric: Problems solved; Lean 4, Answer Supplied; reported compute budget: pass@256. Source: github.com. Saturation forecast: Rough model projection: around 2026. 2 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | C2C-Goedel | 110 | |
| 2 | C2C-Kimina | 25 |
Interactive version: theaggregate.ai/benchmark?slug=putnambench-lean-4-answer-supplied-pass-256 · How It Works · Data refreshed daily, snapshot 2026-10-16.