WSJ Tech News Briefing · Friday, July 17, 2026
Chinese AI startup Moonshot AI has launched a new AI model named Kimi K3, which the company claims outperforms some leading US AI systems. Moonshot AI plans to release Kimi K3 as an open-source model later this month, describing it as the world's largest open-source model with 2.8 trillion parameters.
“China's Moonshot AI has launched an AI model, it says outperforms some cutting-edge US systems.”
“The startup said today that it plans to fully open source the model, named Kimi K3, later this month.”
“Moonshot called K3 the world's biggest open source model, with 2.8 trillion parameters dictating its decision-making.”