Claude Reasoning Effort Silently Decreased: Side-by-Side Screenshots Show Drop from 85 to 25 — 0.91 Comment Ratio

r/ClaudeAI (55↑, 50cmts)·medium signal

A user posted side-by-side screenshots showing Claude.ai's reasoning effort setting dropped from 85 (February 7) to 25 (current) for essentially the same prompt, with no announcement from Anthropic. The post drew 55 upvotes and 50 comments (0.91 comment-to-score ratio, the highest in today's fetch), indicating intense community discussion. Multiple commenters report similar degradation in response depth and thoroughness, suggesting a systematic change in default reasoning allocation.