Build more responsive apps with the Decisions APIAuthor: OpenAI | Published: October 22, 2026 (US Time) | Source: OpenAI Key ...

In 3 lines, roughly speaking On October 26, OpenAI released 'GPT-6.1 Terra,' a new model specialized for PC screen operation.

OpenAI released the Decisions API in public beta on October 6, 2026, introducing an endpoint that returns typed answers to developer-defined questions over text and image inputs. The OpenAI API ...

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 ...

OpenAI has released GPT-6.1 Terra, a new model built to handle complex computer-based work ...

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 ...

It’s been a tumultuous week for OpenAI, full of executive departures and major fundraising developments, but the startup is back at it, trying to convince developers to build tools with its AI models ...

OpenAI made its Decisions API generally available on October 22, 2026, the company announced, taking the GPT-6 Luna–powered endpoint out of public beta at a price of $0.10 per million input tokens.

Mistral released its Responses API in public preview, mirroring OpenAI's format to help developers build agents with its hosted chat models.