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Molmo2-8B vs GPT-5.1 Codex mini (high)

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

Molmo2-8BGPT-5.1 Codex mini (high)
Intelligence Index7.338.6
Coding Index4.436.4
Math Index91.7
Output speed (tok/s)0.0218.5
Blended price ($/1M)$0.00$0.69
Time to first token (s)0.00s3.35s
aime
aime 2591.7%
artificial analysis coding index4.4036.40
artificial analysis intelligence index7.3038.60
artificial analysis math index91.70
gpqa42.5%81.3%
hle4.4%16.9%
ifbench26.9%67.9%
lcr0.0%62.7%
livecodebench83.6%
math 500
mmlu pro82.0%
scicode13.3%42.6%
tau20.0%62.9%
terminalbench hard0.0%33.3%

Benchmark data from Artificial Analysis.