Cut the Rules, Delegate the Judgment: Anthropic's Six Shifts for "Context Design in the Claude 5 Era"—and Why Accuracy Held Even After an 80% Cut
Anthropic's new rules for "context design in the Claude 5 era," published July 24, 2026. Cutting 80% of Claude Code's system prompt caused no drop in accuracy. This piece lays out six shifts—lightening CLAUDE.md and moving procedures into skills—along with the concerns around automatic memory and de