Fable 5.2 has commenced its gray testing phase, with initial tests conducted by netizens revealing that its performance outstrips that of GPT-6 Astra when operating in its highest reasoning mode. Despite a noted decrease in generation speed and an increase in costs, Fable 5.2 has demonstrated significant enhancements in logical reasoning capabilities and game development functionalities. In parallel, Opus 5.2, internally dubbed Opus-Next, is also undergoing gray testing. During this testing phase, it experienced a brief outage before resuming operations, and the scope of testing has since been broadened. Opus 5.2 showcases distinct advantages in domains such as front-end development and 3D modeling, with expectations running high for its official release in the near future.

Furthermore, this week has seen several Silicon Valley tech behemoths discreetly testing new models, including the GPT-6 Sol, Grok 4.7, and the Gemini 4 Pro series. Whispers in the tech community suggest that the reasoning prowess of some of these cutting-edge models is on the cusp of reaching the caliber necessary to tackle the formidable 'Millennium Prize Problems.' Additionally, users have a novel way to ascertain whether they have been directed to Fable 5.2 or Opus 5.2 by simply asking, "Restart Bro Tibo."