Benchmark
USAMO25 Benchmark
What is USAMO25?
The 2025 United States of America Mathematical Olympiad (USAMO) benchmark consists of six challenging mathematical problems requiring rigorous proof-based…
- Modality
- text
- Evaluates
- math, reasoning
- Openness
- unknown
- Importer
- LLM Stats
- Reported scores
- 3
Source provenance
- Original evidence https://api.zeroeval.com/leaderboard/benchmarks/usamo25?top_n=500
USAMO25 results and reported scores
LLM Stats
| Model | Organization | Reported value | Reported | Evidence |
|---|---|---|---|---|
| Claude Mythos Preview | Anthropic | 0.976 | 2026-04-07 | evidence |
| Grok-4 | xAI | 0.375 | 2025-07-09 | evidence |
| Grok-4 Heavy | xAI | 0.619 | 2025-07-09 | evidence |
Scores are partitioned by the source that reported them and are never merged into a single cross-source ranking, because the sources measure different things and say so.