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
946 published updates
Running Codex safely at OpenAI
A look at the controls, boundaries, and telemetry OpenAI uses to govern coding agents in real workflows.
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Advancing voice intelligence with new models in the API
Title: Advancing voice intelligence with new models in the API
Simplex rethinks software development with Codex
Simplex is using ChatGPT Enterprise and Codex to validate AI-driven development and scale more productive workflows.
Scaling Trusted Access for Cyber with GPT-5.5 and GPT-5.5-Cyber
Title: Scaling Trusted Access for Cyber with GPT-5.5 and GPT-5.5-Cyber
Introducing Trusted Contact in ChatGPT
Connecting you to someone you trust when it matters most.
Latest ChatGPT videos
533 published videos
YouTube
From your kitchen to customers | with ChatGPT
Millions of people use ChatGPT daily to build the things that matter to them. For many home based business women, the gap between a hobby and a business can feel overwhelming. By helping with business planning, marketing strategies, and cr...
YouTube
Building a small business with ChatGPT
Identifying a gap in the market was the first step - building a business to fill it was the challenge. To navigate the complexities of manufacturing and distribution, ChatGPT helps break down the roadmap of a new venture. From sourcing mate...
YouTube
Rakuten x Codex: AI can empower you
Yusuke Kaji, GM of AI for Business at Rakuten, shares how Codex is enabling his team. Check out the full video: https://www.youtube.com/watch?v=gZQQR_tDGuM
YouTube
Building AI for better healthcare — the OpenAI Podcast Ep. 14
Healthcare systems around the world are under strain, and both patients and clinicians are feeling the impact. OpenAI's Head of Health Dr. Nate Gross and Karan Singhal, who leads Health AI Research, discuss how AI can help address the bigge...
YouTube
ChatGPT skills in beta for ChatGPT Business & Enterprise
We’re introducing Skills in beta for ChatGPT Business and Enterprise. Skills are reusable, shareable workflows that tell ChatGPT exactly how to do a specific task, enabling ChatGPT to do that task better and more consistently. A skill can...
YouTube
Rakuten fixes issues twice as fast with Codex
Rakuten operates one of the world’s largest digital ecosystems across e-commerce, fintech, and mobile services. Shipping fast without sacrificing reliability is critical. Teams use OpenAI Codex to support incident response, code review, an...
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.
