Moonshot AIAlibaba CloudAlibaba Group

Alibaba unveils Qwen3.8-Max, its most capable AI model to date; model not far behind Moonshot's Kimi K3 in size

Alibaba has launched its most advanced AI model, Qwen3.8-Max, featuring 2.4 trillion parameters, closely trailing Moonshot's Kimi K3 at 2.8 trillion. The model excels in text and image analysis, ranking second globally on Arena.AI's leaderboard for visual content, and is set for release next week.

Reuters Reuters3 August 2026 · 05:18 UTC
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Alibaba's Qwen3.8-Max, unveiled on Monday, is touted as the company's most capable AI model to date, featuring 2.4 trillion parameters. This positions it just behind Moonshot's Kimi K3, which boasts 2.8 trillion parameters. While a higher parameter count does not guarantee superior performance, it remains a critical metric in evaluating AI capabilities.1234567

Qwen3.8-Max was showcased on Arena.AI, where it quickly became the highest-ranking Chinese model for text processing, although it still trails behind Claude Fable 5 and three variants of Opus from Anthropic. In the realm of image analysis, it secured a commendable second place globally, only surpassed by a variant of Claude Fable 5.

Both Qwen3.8-Max and Kimi K3 are designed to handle text, images, and video, with the capability to process up to 1 million tokens simultaneously. Alibaba's innovative mixture-of-experts architecture allows the model to activate only 95 billion parameters at a time, optimizing performance and reducing operational costs.

The model's efficiency was demonstrated when it completed a software-engineering project in just 16 days. Qwen3.8-Max is set to be released next week via Alibaba Cloud's Model Studio platform, as the competition among Chinese tech firms intensifies to develop powerful yet cost-effective AI systems.

Chinese companies are eager to publish parameter counts to attract developers, contrasting with the closed-source models of OpenAI, Anthropic, and Google, which do not disclose such information.

Key Insight
“Qwen3.8-Max packs 2.4 trillion parameters versus Kimi K3's 2.8 trillion, but only 95 billion are active per request under a mixture-of-experts design. It debuted at the top of Arena.AI's Chinese text-model rankings and is due for release next week through Alibaba Cloud's Model Studio.”
CuriousCats studied:
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ReutersReuters
“China's Alibaba on Monday unveiled what it said is its largest and most capable artificial-intelligence model, the Qwen3.8-Max, which is not far behind in size when compared with an offering from domestic rival Moonshot AI launched last month.”
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