Anthropic's Opus 5 is about token efficiency, not a capability leap

Ars Technica· 2h ago· 1 min read

Today, Anthropic rolled out Opus 5 , the newest update for the model that has recently become a popular choice for coding and other software development tasks, among other things.

While this is a noteworthy bump for Opus, it doesn't seem to be an Opus 4.5-level breakthrough in agentic coding performance.

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