Our most capable and efficient frontier model for professional work
Our most capable and efficient frontier model for professional work
Our most capable and efficient frontier model for professional work
OpenAI is updating GPT-5.5 Instant, its most-used ChatGPT model. The update targets conversation quality, with better intent recognition, improved context across multiple turns, and more reliable…
RT Derya Unutmaz, MDI’m very excited about this article from @OpenAI on my attempt to use GPT-5 Pro to understand the results of an experiment we…
Big improvements to GPT-5.5 Instant, including being much more fun to talk to. Give it a try:OpenAI: We have a new version of GPT-5.5 Instant for…
We have a new version of GPT-5.5 Instant for you, and it's much more fun to talk to.Our most-used model is now better at understanding the…
So Microsoft gives you GPT-4 for free in Copilot. They just don't give you an API for it. So I made one. It logs into your…
Named Jalapeño, the new processor was designed specifically for the unique needs of OpenAI's inference systems.
OpenAI has just revealed a new "intelligence processor" chip for AI servers made in partnership with Broadcom. The chip, called Jalapeño, is designed to power current…
https://openai.com/index/openai-broadcom-jalapeno-inference-chip/ Quoted from the start of the blog post: Early testing shows that the first-generation accelerator will deliver performance per watt substantially better than current state-of-the-art…
OpenAI and Broadcom unveil LLM-optimized inference chip
How GPT-5 helped immunologist Derya Unutmaz solve a 3-year-old mystery
Patch the Planet: a Daybreak initiative to support open source maintainers
Our smartest and most capable models to date with full tool access
Daybreak: Tools for securing every organization in the world
Samsung Electronics brings ChatGPT and Codex to employees
A state-of-the-art model that makes precise, immediately usable visuals
New usage analytics and updated spend controls for enterprises
Physically accurate, realistic, and controllable with synchronized dialogue and sound effects
A natively multimodal model capable of precise, accurate, photorealistic outputs
Using AI to help physicians diagnose rare genetic diseases affecting children
Introducing next-generation audio models in the API
OpenAI is adding custom hardware to its tech stack. The "Jalapeño" chip, developed with Broadcom, is tailored for large language model inference and is set to…
Navigating the challenges and opportunities of synthetic voices
Approaching human-level robustness and accuracy on English speech recognition
GPT is OpenAI's flagship LLM family — current generations include GPT-5 (text), GPT-4.5/4o (multimodal), the o3 and o4 reasoning models, and the Codex coding line. Behind ChatGPT, the OpenAI API, and the Sora product. The brand spans roughly 80% of consumer AI traffic in 2026.
Owner: OpenAI. We have 119 stories indexed for this model, auto-tagged from titles across every tracked source — official announcements, papers, GitHub release notes, and third-party press. The CTA on each card links to the original; the official site is openai.com.
Related text models: Claude, Gemini, Gemma, Llama, Mistral, Grok, Qwen, DeepSeek.