Ox Alpha: The 'Stealth Model' Nobody Will Claim
On 20 August, a model called Ox Alpha appeared on OpenRouter — free, 1M context, labeled a "stealth model" with an anonymous developer. Within 48 hours the speculation was circling: Z.ai's unreleased GLM, Microsoft's MAI, xAI. What is actually in the record, and why the anonymity is the real story.