Claude Sonnet 5.5 vs Grok 4.3

Claude Sonnet 5.5 against Grok 4.3
Claude Sonnet 5.5Grok 4.3
Coding index87.337.4
Benchmarks behind it Verified, 5 benchmarks Verified, 3 benchmarks
Output $/Mtok$10.00$2.50
Cost per solved taskNot computable$0.31
Context window1M1M