OpenAI has released its long-awaited GPT-5 AI model, making it free to use for anybody as of today. The Sam Altman-led company calls it "Our smartest, fastest, and most useful model yet," making it "more useful responses across math, science, finance, law, and more." ""GPT-5 is the first time that it really feels like you're talking to an expert in any topic," Altman said during a press briefing today, likening it to Apple's iPhone switching to high-density Retina displays, whose individual pixels could no longer be made out by the naked eye. Altman didn't hold back, claiming that it's "the […]