Z.ai Unmasks Mystery 'Ox Alpha' Model as GLM-5.3-Flash
Chinese AI firm Z.ai confirmed its anonymous "Ox Alpha" model was GLM-5.3-Flash, releasing the open-weight, multimodal model under an MIT license.
Read more →Chinaand Open-Weight Models
Every AI News story tagged with both China and Open-Weight Models — the two topics side by side, updated as new articles publish.
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Zhipu AI's GLM-5.3 Finds 45-Year-Old Bug, Delays Open Release
Zhipu AI's new GLM-5.3 model found thousands of software vulnerabilities during safety testing, including a 45-year-old bug, prompting a delayed open-weight release.
Read more →Anthropic's Amodei Denies Seeking Open-Weight AI Ban
Anthropic CEO Dario Amodei said in a July 27 blog post that the company has never called for banning open-weight AI models, urging chip controls and mandatory safety testing instead.
Read more →Moonshot AI Releases Kimi K3, Its Largest Open-Weight Model
Beijing-based Moonshot AI has published the full open weights for Kimi K3, a 2.8-trillion-parameter model it calls the largest open model released to date.
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What Is Kimi K3 — the AI Model That Spooked Chip Stocks?
Kimi K3 is a giant open-weight AI model from China's Moonshot AI. Here's what it is, who built it, and why its release rattled Nvidia and chip investors.
Read more →Moonshot AI Unveils Kimi K3, a 2.8-Trillion-Parameter Open Model
China's Moonshot AI released Kimi K3, a 2.8-trillion-parameter open model with a 1-million-token context window — a system the company calls the world's first open 3-trillion-class AI model.
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What Is DeepSeek? The Chinese AI Lab That Rattled Silicon Valley
DeepSeek is the Chinese AI lab whose cheaply trained, open-weight models triggered Nvidia's biggest one-day stock drop and reshaped how the industry talks about AI costs.
Read more →What Is GLM? Zhipu AI's Open-Weight Model Family, Explained
GLM is the open-weight AI model family from Chinese lab Zhipu AI (Z.ai) — free to download and self-host, and competitive with top US models at a fraction of the API cost.
Read more →China's GLM-5.2 Rivals US Frontier AI at One-Sixth the Cost
Z.ai has released GLM-5.2, a 744-billion-parameter open-weight model that matches GPT-5.5 on key benchmarks and trails Claude Opus 4.8 narrowly — trained entirely on Huawei silicon with no Nvidia hardware.
Read more →Meituan Open-Sources LongCat-2.0, a Frontier-Class Coding Model Built on Chinese Chips
Chinese technology company Meituan has released LongCat-2.0, a 1.6-trillion-parameter coding model trained entirely on domestic Chinese chips, under the MIT License — the first frontier-class open-source model built without Western semiconductors.
Read more →Zhipu AI's GLM-5.2 Beats GPT-5.5 on Coding at a Sixth of the Price
Chinese lab Zhipu AI has open-sourced GLM-5.2, a 753-billion-parameter model that outperforms GPT-5.5 on software engineering benchmarks while costing roughly one-sixth as much.
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