One area of visible success on his come-back trail has been his X.com account. Over the past few years, his account has evolved from sharing mundane images of his daily life to spreading outrageous, antagonistic messages. —Caiwei Chen & Antonio RegaladoAnthropic’s new hybrid AI model can work on tasks autonomously for hours at a timeAnthropic has announced two new AI models that it claims represent a major step toward making AI agents truly useful. They’ve achieved some impressive results: Opus 4 created a guide for the video game Pokémon Red while playing it for more than 24 hours straight. The company’s previously most powerful model was capable of playing for just 45 minutes.