GPT-4.1
| GPT-4.1 | |
|---|---|
| Developer | OpenAI |
| Initial release | April 14, 2025 |
| Predecessor | |
| Successor | GPT-5 |
| Type | |
| License | Proprietary |
| Website | openai |
| Part of a series on |
| OpenAI |
|---|
| Products |
| Models |
| People |
| Concepts |
GPT-4.1 is a large language model within OpenAI's GPT series. It was released on April 14, 2025. GPT-4.1 can be accessed through the OpenAI API or the OpenAI Developer Playground. Three different models were simultaneously released: GPT-4.1, GPT-4.1 mini, and GPT-4.1 nano. Since May 14, GPT-4.1 has been available for users subscribed to the ChatGPT Plus and Pro plans, and GPT-4.1 mini that replaces GPT-4o mini is available for all ChatGPT users.