Claude Opus 4.8 vs GPT-6 Astra

Claude Opus 4.8 against GPT-6 Astra
Claude Opus 4.8GPT-6 Astra
Coding index66.088.7
Benchmarks behind it Partial, 2 benchmarks Partial, 2 benchmarks
Output $/Mtok$25.00$50.00
Cost per solved task$2.17Not computable
Context window1M1.05M