ChatGPT 5 is the default chatbot version for the ChatGPT web, desktop, and mobile apps. But if you don't like it, did you ...

With its state-of-the-art performance across a wide range of domains, GPT-5 sets a new standard and is the new default model, replacing the GPT-4 version ...

OpenAI promised a one-model-fits-all future for ChatGPT. Instead, it backtracked—and the model choices are more confusing ...

ChatGPT Plus costs $20 per month. You're probably asking yourself: Why pay when you can use it for free? There are five main ...

ChatGPT-5 is getting improved personality after OpenAI received a slate of criticism from users saying that GPT-5 responses ...

o3 Pro lands in ChatGPT OpenAI has launched a new o3 Pro model, which it says is its most capable AI model yet. o3 Pro is available to Pro and Team users in ChatGPT and through OpenAI's API.

The launch of GPT-5 has seen OpenAI officially retire its previous-generation models (GPT-4o, o3, o4-mini and o4-mini-high) ...

ChatGPT Plus users not only get an improved GPT-5 experience that lets you pick from a few use cases, you also get some older ...

OpenAI has reinstated GPT-4o as a default model option for paid ChatGPT subscribers, reversing a controversial change made ...

With a 4-0 win over Elon Musk's AI Grok 4 in the final, ChatGPT's o3 Large Language Model (LLM) took the crown at the first AI chess tournament.

OpenAI has a new reasoning model called o3-pro that the company says is its most intelligent yet. On Tuesday the ChatGPT maker announced o3-pro on X, sharing some details on its improvement over o3.

In fewer than 24 hours, OpenAI would release an AI model intended to wipe out all the rest. That model, GPT-5, launched ...