OpenAI launched its Decisions API at DevDay 2026, using a specialized GPT-6 Luna model to make fast, constrained choices with ...

OpenAI released the Decisions API in public beta on October 6, 2026, introducing an endpoint that returns typed answers to ...

Imagine this: you’re working on a project that requires an AI agent to not only understand complex instructions but also interact seamlessly with tools, maintain context, and deliver reliable outputs.

OpenAI today announced how it will comply with the EU AI Act, which requires providers of generative AI systems to mark ...

OpenAI is bringing o1, its “reasoning” AI model, to its API — but only for certain developers, to start. Starting Tuesday, o1 will begin rolling out to devs in OpenAI’s “tier 5” usage category, the ...

Application developers who access OpenAI through its long-running API will now have access to the company’s latest full o1 model, rather than the months-old o1-preview. The upgrade is one of a number ...