Anthropic’s fifth-generation Opus flagship model in the Claude family.
Opus 5 is like a lawyer who reads a whole box of case files. At the last page, it still remembers page one.
It is built for hard coding agents and long company jobs. It handles long files more steadily.
Claude
Claude Opus 5 is the fifth-generation flagship Opus model in the Claude family.
Agentic coding
It is made for complex agentic coding and multi-step software work.
Context-window
Its million-token context-window lets it read very long material.
Claude Fable 5
Reports say it comes close to Claude Fable 5 and costs about half as much.