GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.

OpenAI’s much-anticipated ChatGPT 5.0 is expected to arrive August 7 —and it could change how everyday users interact with AI. While the leap from GPT 4 to GPT 5 may not be as dramatic as the jump ...

OpenAI has begun rolling out its newest AI model, GPT-4.5, to users on its ChatGPT Plus tier. In a series of posts on X, OpenAI said that the rollout will take “1-3 days,” and that it expects rate ...