{"slug": "ask-hn-claude-opus-nerfed-again", "title": "Ask HN: Claude Opus Nerfed Again?", "summary": "A Hacker News user claims that Anthropic's Claude Opus model has been 'nerfed,' reporting degraded performance and failure to follow instructions over the past week.", "body_md": "Hacker News\nnew\n|\npast\n|\ncomments\n|\nask\n|\nshow\n|\njobs\n|\nsubmit\nlogin\nAsk HN: Claude Opus Nerfed Again?\n1 point\nby\nsscaryterry\n15 minutes ago\n|\nhide\n|\npast\n|\nfavorite\n|\ndiscuss\nThis is anecdotal experience from the last week, but I'm sure Opus is being nerfed. It has become thick as pigshit, it simply doesn't follow instruction anymore.\nhelp\nGuidelines\n|\nFAQ\n|\nLists\n|\nAPI\n|\nSecurity\n|\nLegal\n|\nApply to YC\n|\nContact\nSearch:", "url": "https://wpnews.pro/news/ask-hn-claude-opus-nerfed-again", "canonical_source": "https://news.ycombinator.com/item?id=48874910", "published_at": "2026-07-11 19:18:31+00:00", "updated_at": "2026-07-11 19:35:10.353588+00:00", "lang": "en", "topics": ["large-language-models", "ai-products"], "entities": ["Anthropic", "Claude Opus"], "alternates": {"html": "https://wpnews.pro/news/ask-hn-claude-opus-nerfed-again", "markdown": "https://wpnews.pro/news/ask-hn-claude-opus-nerfed-again.md", "text": "https://wpnews.pro/news/ask-hn-claude-opus-nerfed-again.txt", "jsonld": "https://wpnews.pro/news/ask-hn-claude-opus-nerfed-again.jsonld"}}