GPT-6 Sol and Luna Launch With 50% Lower API Prices
OpenAI has expanded its GPT-6 model family with GPT-6 Sol and GPT-6 Luna, two new models designed to bring capabilities from GPT-6 Astra into faster and lower-cost models. The models launched on September 22, 2026, with OpenAI focusing on professional…
Claude Opus 5.5 Launches With Lower Costs and Fable-Level Performance
Anthropic has launched Claude Opus 5.5, the first model in its new Claude 5.5 family. The company says the model delivers performance around the level of Claude Fable 5.1 on most work while costing 40% less to run than Claude Opus 5 on typical workloads.…