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.

MetricGrok 4.1
Medium
GPT-5.6 Terra
Medium
GPT-5.5
Medium
GPT-5.6 Sol
Medium
Intelligence Index70.275.976.678.7
Cost / typical task$0.057$0.045$0.098$0.10
$/M in · out$3 · $15$2.50 · $15$5 · $30$5 · $30
Context window256K1.05M400K1.05M
Median speed90 tok/s150 tok/s140 tok/s120 tok/s
MMLU-Pro83.486.787.788.7
GPQA Diamond76.681.081.983.7
Humanity's Last Exam27.331.332.235.0
AIME 202573.382.683.484.3
SWE-bench Verified66.673.373.378.0
LiveCodeBench73.879.079.981.8
τ²-bench71.378.279.181.0
IFEval88.292.192.193.1

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