The Hidden Cost of Overusing AI-Generated Content and What the Data Shows
Walk through any industry event today, and you will hear the same claim: AI has made content creation faster, cheaper, and endless. What you will hear less often is what that speed is quietly costing brands in trust, accuracy, and search visibility. The numbers tell a more complicated story than the marketing decks do, and any serious Digital Marketing Company now has to reckon with them before recommending another round of AI-first publishing. How Much of the Internet Is Already AI-Written The scale of AI content production has moved faster than most people realise. A large-scale Ahrefs analysis of 900,000 newly published web pages from April 2025 found that 74.2% contained AI-generated material, with 2.5% being entirely machine-written with no human editing at all. Separate research from SEO firm Graphite, which scanned 65,000 English-language URLs published between 2020 and 2025 using the Common Crawl database, found that AI-generated articles briefly overtook human-written ones ...