Z.ai confirmed it built Ox Alpha, an anonymous open-weight model leading early benchmarks, and plans to release its weights for coding and agentic workloads.

Z.AI’s reported Ox Alpha model is drawing attention as a low-profile Chinese AI system said to rival DeepSeek, though evidence remains limited.

Ox Alpha, a free reasoning model on OpenRouter, is drawing attention for coding and agentic work while its anonymous developer remains unconfirmed.