As OpenAI removed access to GPT-4o in its app on Friday, people who have come to rely on the chatbot for companionship are mourning the loss all over the world.

OpenAI launches GPT-5.3 Codex Spark powered by Cerebras chips, signaling a shift from Nvidia reliance and intensifying the AI infrastructure race.

Understand how this artificial intelligence is revolutionizing the concept of what an autonomous agent can do (and what risks ...