tech

A mysterious free AI model is impressing developers. And nobody knows who made it.

Ox Alpha, a mysterious AI model, debuted on OpenRouter on Thursday. Its origins are unknown, though some suspect a Chinese lab.

A mysterious free AI model is impressing developers. And nobody knows who made it.

TL;DR

  • A new AI model, Ox Alpha, has appeared on OpenRouter, described as a 'stealth model' from an anonymous provider.
  • It is designed for coding, sustained agentic work, and production workloads, and is currently free with near-unlimited usage.
  • Stripe CEO Patrick Collison has praised Ox Alpha, calling it 'very impressive.'
  • Early speculation suggests a Chinese AI lab as the creator, possibly Z.ai behind GLM-5, due to similarities in tokenizer behavior and responses.
  • Alternative theories suggest a connection to Microsoft's MAI family.
  • The origins of Ox Alpha remain unconfirmed amidst increasing competition from Chinese AI labs.