Fragmented leadership after OpenAI discontinued Sora's app and API in 2026 has left text-to-video AI without a clear frontrunner, driving the tight 45-50% implied probabilities across ByteDance's Seedance 2.5, KlingAI 3.0, Luma Ray 3.2, Black Forest Labs Flux 3, and Google Veo 3.1/Gemini Omni. Recent July-August releases highlight distinct edges: Seedance excels in long-form reference-heavy clips with native audio, Kling leads on motion dynamics and cost efficiency, Runway Gen-4.5 offers superior production controls, and Luma prioritizes HDR professional outputs. Traders weigh benchmark volatility, workflow integration, and potential December model updates that could consolidate or further split market consensus before year-end resolution.