OpenAI unveiled ChatGPT-5 on Thursday, describing it as a major leap forward in artificial intelligence, with enhanced abilities in reasoning, task automation, and coding. The new model is being ...

Developers can now build, test, and deploy applications powered by OpenAI’s gpt-oss models within the AI development platform ...

OpenAI released the advanced reasoning model to developers and most users today. Enterprise and Edu account holders can use ...

With safer design, more robust reasoning, expanded developer tooling, and broad user access, GPT-5 reflects a maturing AI ecosystem.