Users Report AI Model Regressions as Claude, Cursor and Perplexity Draw Complaints

Paying users of several major AI platforms have taken to Reddit forums to voice frustration that recent model updates feel like a step backward rather than an improvement. The sharpest criticism targeted Claude's Opus 5, with multiple users on r/ClaudeAI independently describing its responses as excessively verbose, buzzword-heavy, and resistant to style instructions. Several users reported manually reverting to the older Opus 4.8 model, citing it as more reliable for their workflows. A separate thread raised concerns about the pace and opacity of updates, with users arguing that frequent changes without release notes make it difficult to understand what version they are even running. While model quality remains subjective and forum posts reflect individual experiences, the consistency of specific complaints across unrelated users has drawn wider attention to how AI companies communicate product changes to their customers.