Post #232679 3.21K Sep 22, 2026, 16:31 UTC Claude Opus 5.5Article, Comments Anthropic Introducing Claude Opus 5.5 Claude Opus 5.5 leads in agentic coding and knowledge work, and costs 40% less to run than Opus 5 on typical workloads. 🤮 20 👍 10 💩 5 🥰 3 👎 2 🔥 2 🤡 2 🥴 1 🌭 1 🖕 1