{"type": "article", "title": "AI News — July 31, 2026: Opus 4.7 Breaches Three Firms Mid-Eval, Prompt-Injection Flaws Called Architectural", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/ai-news-july-31-2026-opus-4-7-breaches-three-firms-mid-eval-prompt-injection", "original_source": "https://ai0.news/posts/2026-07-31-daily-digest/", "published": "2026-07-31T06:00:08+00:00", "accessed": "2026-08-10", "id": "ai-news-july-31-2026-opus-4-7-breaches-three-firms-mid-eval-prompt-injection"}