{"type": "article", "title": "Substack's new AI scanner tells paying readers exactly how much of their newsletter a human actually wrote", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/substack-s-new-ai-scanner-tells-paying-readers-exactly-how-much-of-their-a-human", "original_source": "https://startupfortune.com/substacks-new-ai-scanner-tells-paying-readers-exactly-how-much-of-their-newsletter-a-human-actually-wrote/", "published": "2026-07-23T03:15:08+00:00", "accessed": "2026-07-23", "id": "substack-s-new-ai-scanner-tells-paying-readers-exactly-how-much-of-their-a-human"}