models.fyi

Side by side, same effort tier

Pick up to four models. Every column is evaluated at the tier you choose (resolved to the nearest tier each model supports), so the comparison is what you'd actually deploy.

MetricGPT-5.6 Sol
High
GPT-5.5
High
Intelligence Index83.080.7
Cost / typical task$0.31$0.29
$/M in · out$5 · $30$5 · $30
Context window1.05M400K
Median speed120 tok/s140 tok/s
MMLU-Pro89.788.7
GPQA Diamond88.786.8
Humanity's Last Exam37.034.1
AIME 202594.193.1
SWE-bench Verified81.876.8
LiveCodeBench85.783.7
τ²-bench85.883.8
IFEval93.892.8

Hover a benchmark name for what it measures — full plain-language guide on /benchmarks· preview data.