GPT-5.4 vs Grok 4.7

GPT-5.4 against Grok 4.7
GPT-5.4Grok 4.7
Coding index64.466.7
Benchmarks behind it Verified, 3 benchmarks Verified, 5 benchmarks
Output $/Mtok$15.00$6.00
Cost per solved task$1.02Not computable
Context window1.05M500K