Claude Opus 4.6 vs Grok 4.20

Claude Opus 4.6 against Grok 4.20
Claude Opus 4.6Grok 4.20
Coding index57.233.3
Benchmarks behind it Verified, 4 benchmarks Partial, 2 benchmarks
Output $/Mtok$25.00$2.50
Cost per solved task$1.56$0.72
Context window1M2M