OpenAI has released GPT-6 Sol and GPT-6 Luna. The API changelog is dated September 22, and they are available in the API under the names gpt-6-sol and gpt-6-luna. This is relevant for those who use OpenAI's API or Codex for work and are considering switching from GPT-5.

OpenAI introduced GPT-6 Sol and GPT-6 Luna. Anthropic unveiled Claude Opus 5.5.

GPT-6 Sol and Luna launch with 50% lower API prices, coding improvements and rollout across Codex, ChatGPT Work and selected tiers.

Have you ever searched for a settings screen to enable prompt caching in the OpenAI API, only to give up because you couldn't find it? To conclude, as the official guide clearly states, prompt caching is enabled by default for supported models without any additional switches.

AI labs released new models, expanding the range of models enterprises can use for workloads and raising new considerations for multi-model management.

OpenAI has launched GPT-6 Sol and Luna with 50% lower API pricing, fewer factual errors, and availability in ChatGPT Work and Codex starting today.

OpenAI has announced that the Sora 2 video generation API will be discontinued on September 24, 2026. If you are calling Sora from your own systems, you need to decide on a migration destination.Apart from the termination of the Sora interface or app,