Anthropic Tipped to Launch the Claude Opus 4.5 AI Model This Week

Anthropic may be preparing to launch Claude Opus 4.5 as early as Monday, according to new leaks. The frontier model was reportedly spotted on Poe and in a release table circulating online under its internal codename “Claude Kayak.” While details remain scarce, upgrades are expected in coding performance and agentic capabilities, building on the gains seen in Claude 4.5 Sonnet and Haiku.