Anthropic has introduced Claude Opus 4.5, its new top-tier model that replaces Opus 4.1. The update brings stronger coding performance, better long-context reasoning and more efficient tool use, while using fewer tokens. It can handle multi-step workflows and longer content reliably, and Anthropic says it outperforms rivals in internal coding benchmarks. The model is …Anthropic has introduced Claude Opus 4.5, its new top-tier model that replaces Opus 4.1. The update brings stronger coding performance, better long-context reasoning and more efficient tool use, while using fewer tokens. It can handle multi-step workflows and longer content reliably, and Anthropic says it outperforms rivals in internal coding benchmarks. The model is …
