Overwhelmed Within Two Days of Launch: Moonshot AI Kimi K3 Open-Source Model Goes Global With 41% of World Open-Source Downloads and 4x Paid User Growth Overseas

Moonshot AI’s fully open-source Kimi K3 triggered a surge in demand within two days, forcing the company to pause new consumer subscriptions.

The launch sharply boosted overseas paid users and API revenue, while Chinese open-source models accounted for 41% of global downloads.

MiniMax also introduced a new model for agentic engineering tasks, signaling a broader push by Chinese AI firms into global developer markets.

The story highlights how Chinese companies are challenging U.S. closed-model strategies and reshaping competition in the global AI ecosystem.