Shipping code faster with o3, o4-mini, and GPT-4.1

OpenAI o1 and new tools for developers

Introducing OpenAI o1, Realtime API improvements, a new fine-tuning method and more for developers.

Resolving digital threats 100x faster with OpenAI

Discover how Outtake uses GPT-4. 1 and OpenAI o3 to power AI agents that detect and resolve digital threats 100x faster than before.

Introducing GPT-5.4

Introducing GPT-5. 4, OpenAI’s most most capable and efficient frontier model for professional work, with state-of-the-art coding, computer use, tool search, and 1M-token context.

Addendum to OpenAI o3 and o4-mini system card: OpenAI o3 Operator

We are replacing the existing GPT-4o-based model for Operator with a version based on OpenAI o3. The API version will remain based on 4o.

Introducing OpenAI o3 and o4-mini

Our smartest and most capable models to date with full tool access

Introducing GPT-5.2-Codex

GPT-5. 2-Codex is OpenAI’s most advanced coding model, offering long-horizon reasoning, large-scale code transformations, and enhanced cybersecurity capabilities.

Wayfair boosts catalog accuracy and support speed with OpenAI

Wayfair uses OpenAI models to improve ecommerce support and product catalog accuracy, automating ticket triage and enhancing millions of product attributes at scale.

Warp’s big bet on building open source with GPT-5.5

Warp uses GPT-5. 5 and OpenAI models to coordinate coding agents across local, cloud, and open-source development workflows.

Introducing OpenAI o1

Introducing OpenAI Japan

We are excited to announce our first office in Asia and we’re releasing a GPT-4 custom model optimized for the Japanese language.

OpenAI o3 and o4-mini System Card

OpenAI o3 and OpenAI o4-mini combine state-of-the-art reasoning with full tool capabilities—web browsing, Python, image and file analysis, image generation, canvas, automations, file search, and memory.

Advancing the price-performance frontier with GPT-5.6

Explore lower GPT‑5. 6 pricing for Luna and Terra—and how OpenAI’s more efficient models help enterprises deploy AI workflows at scale.