OpenAI has formally brought back its highly capable GPT‑3.5 Turbo API to developers, a significant step towards restoring the foundation of the original ChatGPT that delighted the world in 2022.

On Thursday, OpenAI announced the launch of ... It's also very inexpensive as an API product, costing 60 percent less than GPT-3.5 Turbo at 15 cents per million input tokens and 60 cents per ...

OpenAI's next big foundational model is GPT-5, and the AI startup is hoping that the model will compete a little more with ...

OpenAI has also launched an API you can use to build assistants ... two language models that were used to power ChatGPT, GPT-4 and GPT-3.5. ChatGPT has famously struggled to give accurate answers ...

OpenAI has added a new large language model (LLM) called GPT-4o mini to ChatGPT and its APIs. As the name implies, the GPT-4o Mini model is a smaller version of the GPT-4o model introduced in May.

GPT‑4.1, GPT‑4.1 mini, and GPT‑4.1 nano are available now to all directly in ChatGPT. GPT-4.1 mini, replaces GPT-4o mini, in ChatGPT for all users. Plus, Pro, and Team users can access GPT-4.1 via the ...

Codex AI agent gains internet access in ChatGPT & an enhanced Voice Agent SDK with human-in-the-loop is released for safer AI ...

OpenAI announced the release of its GPT-4.1 and GPT-4.1 mini AI models in ChatGPT on Wednesday. According to OpenAI spokesperson Shaokyi Amdo, the GPT-4.1 models are designed to assist software ...

The model, which was released over two years ago, will still be available in the API ... GPT-3.5, the previous model, which ushered in the ChatGPT explosive introduction to the world. Since then ...

OpenAI has launched GPT-4.1 and GPT-4.1 mini models for ChatGPT users, enhancing access beyond the API. The models excel in ...

OpenAI upgraded Operator, it's AI agent that uses the web to perform tasks, to a model based on o3 after previously using a ...