Claude Code’s 6-Week Quality Mystery: What Broke?
Claude Code’s 6-Week Quality Mystery: A Postmortem Analysis TL;DR – Three overlapping product changes caused a 3% quality drop across Claude Code (March-April 2026) – Issues: reasoning effort downgrade, caching bug erasing thinking, system prompt verbosity limit – All fixed by April 20; Anthropic reset usage limits for all subscribers – Key lesson: AI system … Read more