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Claude 4.5 Haiku (Non-reasoning) vs o4-mini (high)

Anthropic vs OpenAI — side-by-side benchmark comparison

Claude 4.5 Haiku (Non-reasoning)o4-mini (high)
Intelligence Index31.033.1
Coding Index29.625.6
Math Index39.090.7
Output speed (tok/s)105.8160.5
Blended price ($/1M)$2.19$1.93
Time to first token (s)0.65s23.07s
aime94.0%
aime 2539.0%90.7%
artificial analysis coding index29.6025.60
artificial analysis intelligence index31.0033.10
artificial analysis math index39.0090.70
gpqa64.6%78.4%
hle4.3%17.5%
ifbench42.0%68.7%
lcr43.7%55.0%
livecodebench51.1%85.9%
math 50098.9%
mmlu pro80.0%83.2%
scicode34.4%46.5%
tau232.5%55.6%
terminalbench hard27.3%15.2%

Benchmark data from Artificial Analysis.