AI Business and Development Weekly News Rundown: 💥 The Great AI Divergence: Google’s $250 Brain, LeCun Quits Meta, & The End of Cheap AI

Welcome to AI Unraveled (From December 01st to December 07th, 2025): Your daily strategic briefing on the business impact of AI.

This week marks the end of the "homogenous era" of AI. We are moving from a single race for bigger models to a fractured landscape of specialized reasoning, closed ecosystems, and intense legal battles.

1. The Reasoning Revolution & Monetization

• Google Gemini 3 Deep Think: Google has rolled out "Deep Think" to Ultra subscribers for $250/month. This model uses "System 2" thinking to deliberate and verify answers, achieving a 41% score on the "Humanity’s Last Exam" benchmark. It signals a bifurcated economy where high-fidelity reasoning is a luxury good.
• OpenAI’s "Confessions": A  ...