According to Boris Cherny on Twitter, Claude Opus 4.6 is the most advanced model released by Claude AI, featuring greater intelligence, more agentic behavior, and improved reliability in handling long, complex tasks. As reported by ClaudeAI, Opus 4.6 introduces more precise user control through adjustable effort settings, which allow developers to balance speed and depth of reasoning. Notably, the model operates reliably in massive codebases, catches its own mistakes, and debuts a 1M token context window in beta. These improvements present significant opportunities for businesses seeking advanced AI code generation and agentic automation, as noted by ClaudeAI.