OpenAI is expanding Codex with reusable cloud development environments, a revamped CLI with voice controls, new code review ...

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’s GPT-Live-1 adds full-duplex voice, faster turn-taking, and tool use for developers building real-time AI agents and customer workflows.

OpenAI has expanded its GPT-6 model family with the launch of GPT-6 Sol and GPT-6 Luna, bringing features from its flagship GPT-6 Astra model to cheaper ...

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 ...

At Luna’s prices, routine extraction and summarization can be pushed toward a much cheaper tier. Sol targets recurring coding ...

Usage API monitors token usage by minute, hour, or day and includes a costs endpoint that provides a breakdown of daily spend. OpenAI has introduced the Usage API, an API that allows enterprises to ...

OpenAI released ChatGPT Images 2.5 on September 8, 2026, calling it the company's new state-of-the-art image model, and added two companion models to its API. OpenAI said people create more than 3 ...