Claude Opus 5.5 Tops Code2Video-AA; GPT-6.1 Sol Is 90% Cheaper
Artificial Analysis' new code-to-video benchmark reveals a sharp quality-versus-cost split between frontier models and open-weights systems.
GPT-6.1 Terra: OpenAI's half-price agentic model, explained
The Oct. 26 release pairs a 1.05-million-token context window and computer use with API pricing that is 50% below GPT-6.1 Sol.
OpenAI Claims Major Math and Physics Proofs; Experts Demand Scrutiny
The company says its internal models produced landmark proofs in complexity theory, harmonic analysis and quantum field theory. The original proposers of ETH caution that involvement is not certification.
Genie 4 World Model Adds Audio, Real-Time Steering, and Two-Minute Scenes
Google DeepMind's new world model generates synchronized audio and interactive dialogue alongside visuals, lets users steer scenes in natural language, and doubles the consistency window of Genie 3 — raising the stakes in the race with Runway over interactive simulation.