Bitcoin Slides as China’s Kimi K3 Outperforms Claude and GPT in Coding Benchmark

Bitcoin and other major cryptocurrencies fell sharply on Friday after Beijing based Moonshot AI released Kimi K3, an open-weight coding model that outperformed leading systems from Anthropic and OpenAI on a widely watched benchmark. The announcement triggered a broader selloff across Asian AI and semiconductor stocks, with traders drawing comparisons to a similar shock caused by a Chinese AI release roughly a year and a half earlier.

Model Tops Leaderboard With Efficient Design

Kimi K3 is a massive 2.8 trillion parameter model featuring a one million token context window, several times larger than its predecessor. It uses a mixture-of-experts architecture, activating only a small portion of its total capacity for any given task, which keeps operating costs relatively low despite its size. On a leading frontend coding leaderboard, K3 scored ahead of Anthropic’s top model and OpenAI’s latest release, ranking first in most tested categories, though it trails on broader general knowledge benchmarks.

Free, Open-Weight Release Challenges Industry Assumptions

Unlike competing models from Anthropic and OpenAI, which remain closed and paid, Kimi K3 will be fully available for public download later this month at no cost. This challenges a core assumption behind massive AI infrastructure spending, that cutting-edge AI capability would remain scarce and primarily controlled by American companies. Domestic Chinese competitors saw steep stock declines following the announcement.

Crypto Market Tied Increasingly to AI Capital Cycle

Bitcoin has taken direction from semiconductor and AI-related news throughout the week, reflecting its growing role as a leveraged proxy for the broader AI investment cycle. Bitcoin mining companies, many of which have shifted toward leasing computing power to AI developers, face particular exposure if demand assumptions built on scarce, expensive compute prove overstated.