OpenAI o1
| o1 | |
|---|---|
| Developer(s) | OpenAI | 
| Initial release | December 5, 2024 | 
| Successor | OpenAI o3 | 
| Type | |
| License | Proprietary | 
| Website | openai | 
OpenAI o1 is a reflective generative pre-trained transformer (GPT). A preview of o1 was released by OpenAI on September 12, 2024. o1 spends time "thinking" before it answers, making it better at complex reasoning tasks, science and programming than GPT-4o. The full version was released to ChatGPT users on December 5, 2024.