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Claude 3.5 Sonnet (Oct '24) vs Grok 4.20 0309 (Reasoning)

Anthropic vs xAI — side-by-side benchmark comparison

Claude 3.5 Sonnet (Oct '24)Grok 4.20 0309 (Reasoning)
Intelligence Index15.948.5
Coding Index30.242.2
Math Index
Output speed (tok/s)0.0217.8
Blended price ($/1M)$6.56$3.00
Time to first token (s)0.00s13.18s
aime15.7%
aime 25
artificial analysis coding index30.2042.20
artificial analysis intelligence index15.9048.50
artificial analysis math index
gpqa59.9%88.5%
hle3.9%30.0%
ifbench82.9%
lcr59.0%
livecodebench38.1%
math 50077.1%
mmlu pro77.2%
scicode36.6%44.7%
tau296.5%
terminalbench hard40.9%

Benchmark data from Artificial Analysis.