Kimi K3 has sharpened a contest with the US over technological leadership and rules governing artificial intelligence

Moonshot AI's Kimi K3 has taken the top spot in a front-end coding leaderboard, giving Sacks fresh ammunition against tighter U.S. AI rules.

By Christine Ji and Hannah Pedone

Kimi K3, a new artificial intelligence program from a Chinese startup called Moonshot AI, stunned the US tech industry on Friday, setting off fresh discussion over the China-US…

People walk past the Moonshot booth promoting its Kimi K3 AI model, during the World Artificial Intelligence Conference (WAIC) in Shanghai, China, July 17, 2026. [Photo/Agencies]