Surprise: Z.ai is the AI lab behind the mysterious Ox Alpha model

- Ox Alpha: 6 events in the last 90 days
- Previous: earlier the same day · China’s Z.AI Made Ox Alpha Stealth Model That Rivals DeepSeek
What happened
Z.ai confirms it is behind Ox Alpha, the mysterious open AI model topping benchmarks and leaderboards, and its weights are set to be released soon.
Summary assembled by rule from the sources below