US — AI model benchmarks

AI models developed in US. 827 models tracked, 810 with a unified ELO rating. Current best: GPT-5.5 Pro (xHigh) (ELO 2268, rank #2 overall). Most recent tracked release: 2026-07-15.

Rated models

RankModelProviderUnified ELOBenchmarks
2GPT-5.5 Pro (xHigh)OpenAI2268 ± 5712
3Claude Mythos 5Anthropic2250 ± 3157
4Gemini 3 Deep ThinkGoogle2186 ± 7118
5GPT-5.6 Sol (Max)OpenAI2175 ± 4838
6Claude Fable 5 (Max)Anthropic2173 ± 3727
7Claude Opus 4.6 (Medium)Anthropic2129 ± 1317
8Claude Fable 5 (High)Anthropic2104 ± 4118
9Claude Mythos PreviewAnthropic2103 ± 2179
10GPT-5.6 Sol (xHigh)OpenAI2096 ± 3942
11GPT-5.5 ProOpenAI2092 ± 6329
12Claude Fable 5Anthropic2088 ± 25140
13GPT-5.5 (xHigh)OpenAI2057 ± 17109
14GPT-5.6 Terra (Max)OpenAI2051 ± 3931
15GPT-5.6 Sol (High)OpenAI2041 ± 3328
17GPT-5.4 Pro (xHigh)OpenAI2019 ± 2763

Interactive version: theaggregate.ai/country?slug=us · How the rankings work · Data refreshed daily, snapshot 2026-07-22.