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GPT-5.5 (xhigh) vs Olmo 3.1 32B Think

OpenAI vs Allen Institute for AI — side-by-side benchmark comparison

GPT-5.5 (xhigh)Olmo 3.1 32B Think
Intelligence Index60.213.9
Coding Index59.19.8
Math Index—77.3
Output speed (tok/s)58.70.0
Blended price ($/1M)$11.25$0.00
Time to first token (s)37.14s0.00s
aime——
aime 25—77.3%
artificial analysis coding index59.109.80
artificial analysis intelligence index60.2013.90
artificial analysis math index—77.30
gpqa93.5%59.1%
hle44.3%6.0%
ifbench75.9%66.0%
lcr74.3%0.0%
livecodebench—69.5%
math 500——
mmlu pro—76.3%
scicode56.1%29.3%
tau293.9%0.0%
terminalbench hard60.6%0.0%

Benchmark data from Artificial Analysis.