OpenAI Releases Decisions API in Public Beta – Powered by GPT-6 Luna
OpenAI has launched its newly developed Decisions API in a public beta phase. The new developer tool is powered by the GPT-6 Luna model and is designed to handle complex decision-making workflows.

What happened?
OpenAI has announced that its new Decisions API is now available in public beta. The new interface is powered by the specialized GPT-6 Luna model and is designed to automate and support structured decision-making processes and complex logic within applications.
Key facts
| Produkt | Decisions API |
|---|---|
| Modell | GPT-6 Luna |
| Lanseringsdatum | 6 oktober 2026 |
| Status | Public Beta |
Why it matters
With the Decisions API, OpenAI is shifting from pure language and text models towards more specialized, agent-based functions. The use of GPT-6 Luna signals a new generation of models focused on reasoning and logical choices, which are central to autonomous software and enterprise systems.
Who is affected?
The launch is primarily aimed at software developers, system architects, and companies building automated workflows. End-users of services that integrate the interface can expect faster and more consistent decision-making in digital tools.
Impact on the EU
The Decisions API is available globally in public beta via the OpenAI developer portal, including for developers and businesses in the EU. However, businesses in the EU implementing the API must consider regulatory compliance regarding the EU AI Act and GDPR concerning automated decision-making and data processing.
What else you should know
The release marks the first official public announcement of GPT-6 Luna in an API interface. OpenAI is expected to provide further technical documentation and pricing models as the beta testing progresses.
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