Can Reddit fend off a new wave of AI SEO spam?

Reddit has become one of the most critical websites on the internet, heavily relied upon by human users seeking authentic opinions and increasingly cited by AI chatbots like ChatGPT and Google Gemini. However, this high visibility has triggered a new wave of covert search engine and answer engine optimization (SEO/AEO) spam. Brands, marketing agencies, and automated bots are infiltrating popular subreddits—ranging from skincare and weight loss to music and cleaning—with disguised promotional content designed to manipulate AI search results. In response, volunteer subreddit moderators and Reddit itself are deploying advanced detection tools, keyword filtering, and AI-powered spam defenses to preserve community authenticity. Despite these efforts, the growing prevalence of stealth marketing risks making users overly suspicious of genuine recommendations, particularly threatening smaller brands that rely on organic community support.

(Source：The Verge)