Claude Opus 5.5 Decides How Hard to Think
Claude Opus 5.5 drops the effort dial and sets its own reasoning depth, running 30 % faster and costing 40 % less to operate than Opus 5.
Articles tagged Opus 5
Claude Opus 5 Matches the Best AI at Half the Cost
Claude Opus 5 nears Fable 5 quality at about half the token price, with a low, medium and high effort dial on every request.