Kimi K3: China's AI Rival Shakes Up Silicon Valley

A new artificial intelligence model called Kimi K3 is making waves in Silicon Valley. This open-weight model, from Chinese startup Moonshot AI, rivals top systems from companies like OpenAI and Anthropic, but at a lower cost. Kimi K3 has 2.8 trillion parameters, making it the largest open-weight AI model announced to date. It excels at coding and can process hundreds of pages of text in a single prompt. Early evaluations show it ahead of some proprietary models for web engineering benchmarks. Moonshot AI is also pricing Kimi K3 competitively. Access through its API costs $3 per million input tokens and $15 per million output tokens, significantly less than comparable models from OpenAI and Anthropic. This makes it one of the cheapest frontier AI models available. The bottom line is that Kimi K3 highlights China's open-weight AI strategy, which appears to be narrowing the gap with closed models from US tech companies.