China's Moonshot AI releases Kimi K3, largest open-source model ever

On Artificial Analysis' Intelligence Index, Kimi K3 scores 57 and costs $0.94 per task — roughly half Opus 4.8's $1.80 and below GPT-5.6 Sol's $1.04. It trails only Fable 5 on AA-Briefcase, and Moonshot says weights will be released soon.