ChatGPT
OpenAI
OpenAI started in 2015 as a nonprofit research lab dedicated to ensuring artificial general intelligence benefits all of humanity. Read more →
Latest ChatGPT updates
1,030 published updates
Previewing GPT-5.6 Sol: a next-generation model
Title: Previewing GPT-5.6 Sol: a next-generation model
How agents are transforming work
Title: How agents are transforming work
OpenAI and Broadcom unveil LLM-optimized inference chip
Title: OpenAI and Broadcom unveil LLM-optimized inference chip
How GPT-5 helped immunologist Derya Unutmaz solve a 3-year-old mystery
Title: How GPT-5 helped immunologist Derya Unutmaz solve a 3-year-old mystery
Helping build shared standards for advanced AI
Title: Helping build shared standards for advanced AI
How Omio is building the future of conversational travel
Title: How Omio is building the future of conversational travel
Latest ChatGPT videos
624 published videos
YouTube
New tools for building agents with the API
We’re evolving the API platform to make it faster and easier for developers to build agents. Kevin Weil, Nikunj Handa, Steve Coffey, and Ilan Bigio introduce and demo these new tools.
YouTube
OpenAI & Howard University
YouTube
OpenAI & Harvard University
YouTube
OpenAI & The Ohio State University
YouTube
Introducing NextGenAI: A consortium to advance research and education with AI
YouTube
OpenAI & University of Oxford
OpenAI started in 2015 as a nonprofit research lab dedicated to ensuring artificial general intelligence benefits all of humanity. In November 2022, ChatGPT changed the public's perception of AI overnight — reaching one million users in five days and accelerating the entire industry by years. Today, OpenAI operates across consumer products, enterprise tools, and a developer API that powers thousands of applications worldwide, making it the most recognized name in modern AI.
Timeline
Founded as a nonprofit AI research lab in San Francisco.
GPT-1 released; first transformer-based language model.
GPT-3 launched, opening the API to developers.
ChatGPT released — reaches 1 million users in 5 days.
GPT-4 released; plugins and multimodal capabilities added.
GPT-4o and o1 reasoning models launched; Sora video model unveiled.
o3 and o4-mini released; GPT-4.5 and GPT-5 roadmap confirmed.
