The search landscape is undergoing its most profound transformation since the introduction of PageRank. AI systems — including ChatGPT, Google's AI Overviews, Perplexity, Gemini, and Claude — no longer simply index and rank web pages. They synthesize, summarize, and directly answer queries by citing sources they deem authoritative, trustworthy, and semantically coherent. For brands, this shift is not a distant future scenario. It is happening today, and most organizations are unprepared.