GPT-6.1 Terra vs Hy4 preview

GPT-6.1 Terra against Hy4 preview
GPT-6.1 TerraHy4 preview
Coding index77.444.3
Benchmarks behind it Verified, 4 benchmarks Verified, 3 benchmarks
Output $/Mtok$5.00$2.501
Cost per solved taskNot computableNot computable
Context window1.05M1.05M