AI Explained makes a compelling case that GPT-6 Astra isn't just a model—it's a paradigm shift that threatens OpenAI's own moat. The real insight isn't the benchmark scores; it's the cost curve. If Astra delivers near-frontier performance at a fraction of inference cost, OpenAI's API pricing becomes indefensible. That's why they're "worried"—not about capability, but about commoditization. For builders, this means your AI stack's ROI just changed. Do you bet on proprietary giants or open-weight pragmatism? The margin math will decide. Is your current AI spend actually justified, or are you paying for brand inertia? Full video link https://youtu.be/Spuza-KwTJ4