Alibaba launches Wan3.0 video model with closed weights after $10B share sale

Alibaba released Wan3.0, an AI video generation model capable of producing 30-second clips with enhanced quality and control, just days after a $10 billion share placement intended to fund the company's rising AI investment. The standout detail is that Wan3.0's weights are closed — a marked departure from the open-source posture that defined earlier Wan-series releases and much of Alibaba's Qwen strategy.

The closed-weight decision is notable precisely because it coincides with Alibaba open-sourcing Qwen3.8-Flash-Next the same week — a bifurcation suggesting Alibaba is willing to keep its most commercially sensitive generative-media models proprietary while continuing to court the open-source community with language models. Open-source advocates criticized the Wan3.0 move as a retreat from the openness that built Alibaba's reputation.

Competitively, Wan3.0 enters a crowded AI-video field against OpenAI's Sora lineage, Google's Veo, Runway, and Chinese rivals like MiniMax (whose H3 model generated its own r/StableDiffusion buzz this week). The 30-second duration and improved capabilities push Alibaba toward production-usable video, but the closed weights mean the local-generation community that championed earlier Wan models won't be able to run or fine-tune it. The $10B raise signals Alibaba's determination to compete on capital as well as models. Watch whether the closed-weight approach spreads to future Qwen releases or remains confined to generative-media models where monetization is clearer.