OpenAI Developers

OpenAI Developers

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Official @OpenAI account for anyone building on our APIs. Join us in building the future of AI. We ❤️ developers!

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OpenAI Developers

Keep the work and the ticket in sync. @linear plugin in the Codex app.

OpenAI Developers

We’re introducing GPT-5.4 mini and nano, our most capable small models yet. GPT-5.4 mini is more than 2x faster than GPT-5 mini. Optimized for coding, computer use, multimodal understanding, and subagents. For lighter-weight tasks, GPT-5.4 nano is our smallest and cheapest version of GPT-5.4. openai.com/index/introducing-g...…

OpenAI Developers

Subagents are now available in Codex. You can accelerate your workflow by spinning up specialized agents to: • Keep your main context window clean • Tackle different parts of a task in parallel • Steer individual agents as work unfolds

OpenAI Developers

The best way to celebrate 1 year of Responses API is to take a look at what you've shipped. @raindrop_ai is using it to monitor agent behavior in production.

OpenAI Developers

Codex Security is now also available on ChatGPT Pro accounts.

OpenAI Developers

Codex Security is rolling out as a research preview to ChatGPT Enterprise, Business, and Edu customers via Codex web, with free usage for the next month.

OpenAI Developers

We’re launching Codex for Open Source to support the contributors who keep open-source software running. Maintainers can use Codex to review code, understand large codebases, and strengthen security coverage without taking on even more invisible work. http:/developers.openai.com/co...…

OpenAI Developers

GPT-5.4 is here. Native computer-use capabilities. Up to 1M tokens of context in Codex and the API. Best-in-class agentic coding for complex tasks. Scalable tool search across larger ecosystems. More efficient reasoning for long, tool-heavy workflows. openai.com/index/introducing-g...…

OpenAI Developers

Here’s what builders in our community are saying and shipping with GPT-5.3-Codex 👇

GPT-5.3 Codex is actually pretty insane with Three.js This Minecraft clone works smoothly and it didn't take too long to make I also tried Opus 4.6, but for some reason it got stuck

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