I built five ChatGPT agents, then replaced them with one routing AI that chooses the right assistant for every task. Here's ...

Katelyn is a reporter with CNET covering artificial intelligence, including chatbots, image and video generators. Her work explores how new AI technology is infiltrating our lives, shaping the content ...

With an IPO looming in the future, the chatbot that started the AI boom is getting its biggest overhaul since its launch.

OpenAI today unveiled GPT-5.4, the latest update to its flagship AI model, bringing improvements in reasoning, coding, and real-world task automation. The model is rolling out across ChatGPT, the API, ...

On Tuesday, OpenAI released a new foundation model called GPT-5.5 Instant, which will replace GPT-5.3 Instant as the default ChatGPT model. The company said the model reduces hallucination in ...

In short: OpenAI launched a new $100 per month Pro plan for ChatGPT on 9 April 2026, inserting a new tier between the existing $20 Plus plan and the $200 Pro plan and directly targeting Anthropic’s ...