Since launching ChatGPT, OpenAI has continued to work on new AI projects that build on the success and popularity of its AI chatbot. Now, the appearance of a new mystery large language model (LLM) ...

OpenAI left everyone agog earlier this week with a new and improved version of ChatGPT, the AI chatbot that has quickly become an essential helper for 100 million users. Known as GPT-4o (the “o” ...

ChatGPT is easily the best-known generative AI chatbot in the world, but it offers different experiences depending on whether or not you pay for a premium LLM. The free ChatGPT runs on the GPT-3.5 ...

Its human partners said the flirty, quirky GPT-4o was the perfect companion – on the eve of Valentine’s Day, it’s being turned off for good. How will users cope?

A new artificial intelligence chatbot is gaining attention on social media after mysteriously appearing on an AI benchmarking platform with capabilities that reportedly rival the best known AI systems ...

The best AI chatbots of 2026: I tested ChatGPT, Copilot, and others to find the top tools around ...

OpenAI announced it will retire several models from its ChatGPT chatbot next month, including its GPT‑4o model that is beloved by some users.

OpenAI created a new AI model called GPT-4o. The AI chatbot packs emotion into its voice and has more capabilities than previous models. It is also freely available. ChatGPT sounds more human than ...

A new and secure GPT-4-based AI chatbot from Microsoft is designed for spies and US intelligence. This new chatbot can help analyze information data more securely, as it was made to operate without an ...

These users argue the company’s newest model, GPT-5.2, isn’t on the same wavelength as GPT-4o, a model dating back to 2024, ...

On Monday, OpenAI employee William Fedus confirmed on X that a mysterious chart-topping AI chatbot known as “gpt-chatbot” that had been undergoing testing on LMSYS’s Chatbot Arena and frustrating ...

OpenAI pulled the plug on GPT-4o, and the fallout has been swift, emotional, and surprisingly creative. Users who built daily ...