Companies and consumers adopting AI software can now see how the AI models rate for energy efficiency, a potential breakthrough in making AI more sustainable.

All ChatGPT users -- yes, even free -- can access GPT-5 in ChatGPT. For a roundup of what to expect, keep reading below.

OpenAI is updating the AI model powering Operator, its AI agent that can autonomously browse the web and use certain software within a cloud-hosted virtual machine.