Kimi K3.1 vs Opus 5.5 and GPT-6 Astra – I CHECKED EVERYTHING

Description

Kimi K3.1 Pro vs Claude Opus 5.5 and GPT-6 Astra: comparing the Chinese open-source neural network with the best US AI models on real tasks. Benchmarks, Artificial Analysis intelligence index, Terminal-Bench, and API pricing: Kimi is twice as cheap as Opus and five times cheaper…