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
Title: Running Codex safely at OpenAI
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
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.
Introducing Trusted Contact in ChatGPT
Connecting you to someone you trust when it matters most.
Parloa builds service agents customers want to talk to
Parloa uses OpenAI models to simulate, evaluate, and run voice-driven customer service systems for the enterprise.
Latest ChatGPT videos
533 published videos
YouTube
Dev Day Holiday Edition—12 Days of OpenAI: Day 9
Olivier Godement, Sean DuBois, Andrew Peng, Michelle Pokrass, and Brian Zhang introduce and demo developer and API updates.
YouTube
OpenAI DevDay 2024 | Community Spotlight | Parloa
Transforming Contact Centers with GPT-4o Multi-Agent Crews and Human-in-the-Loop: Building agents with OpenAI o1 and GPT-4o for automation, quality assurance, and human-in-the-loop solutions. Presenter: Maik Hummel, Principal AI Evangelist...
YouTube
OpenAI DevDay 2024 | Community Spotlight | Swyx
Engineering AI Agents
YouTube
OpenAI DevDay 2024 | OpenAI Research
Building with o1
YouTube
OpenAI DevDay 2024 | Community Spotlight | Sierra
Realistic agent benchmarks with LLMs: Measuring the performance and reliability of AI agents is challenging, especially in dynamic, real-world scenarios involving human interaction such as customer service. Sierra used OpenAI's GPT-4 and GP...
YouTube
OpenAI DevDay 2024 | Community Spotlight | VEED
Insights on Scaling a Custom Text-to-Video GPT: Increasing text-to-video capabilities to democratize video creation from any medium. Presenter: Sabba Keynejad, CEO and Co-Founder, VEED
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.
