Beta
Benchmark · Knowledge

USAMO

Updated 2026-04-07
Models tested
1
Top score
97.6
Claude Mythos Preview
Median
97.6
min 97.6
Top-5 spread
σ 0.0
settled

Where models cluster

SCORE DISTRIBUTION0–1010–2020–3030–4040–5050–6060–7070–8080–90190–100MEDIAN · 97.6SCORE BUCKET → (0 TO 100)MODELSbenchgecko.ai

Pearson r · original research

Not enough overlapping models yet.

1 models tested · sorted by score

#ModelScore
1Anthropic logoClaude Mythos Preview97.6

Pulled from the USAMO dataset · updated daily

What does USAMO measure?

USAMO is a knowledge benchmark in the BenchGecko catalog. 1 AI models have been tested on it. Scores range from 97.6 to 97.6 out of 100.

Which model leads on USAMO?

Claude Mythos Preview from Anthropic leads USAMO with a score of 97.6. The median score across 1 tested models is 97.6.

Is USAMO saturated?

Yes · the top model on USAMO has reached 97.6 out of 100, within 5% of the theoretical ceiling. This benchmark is approaching saturation and may be replaced by a harder successor.

What makes USAMO distinctive?

USAMO is a knowledge benchmark with limited overlap to the rest of the catalog · it measures capabilities that are not well-covered by other benchmarks we track.

How often is USAMO data refreshed?

BenchGecko pulls updates daily. New model scores on USAMO appear as soon as they are published by Epoch AI or the model provider.

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