In 2024, a small San Francisco startup with fewer than a hundred people was being spoken of as the company that would finally dethrone Google. It had a better product. It had the momentum. It had the narrative. Researchers, analysts, and technology observers across the world - including many in India, where adoption was growing at a stunning pace - genuinely believed the long reign of the search giant was under threat.By 2026, the picture looked entirely different.The AI Search War tells the story of that reversal - not as a technology chronicle, but as a strategic case study in how structural advantage, quietly accumulated over two decades, can decide competitive outcomes long before the public contest begins. It examines seven distinct dimensions of competitive position - from distribution and ecosystem lock-in to economics, data, trust, and organizational scale - and shows how each one reinforced the others to form a system no challenger could dismantle, regardless of product quality.Written for strategists, investors, founders, and business leaders who think seriously about competition and platform dynamics- not for those looking for a technology deep-dive.This book was written in collaboration with AI - a fitting reflection of the very era it examines. The perspective, judgment, and strategic analysis are human. The research depth and synthesis are not.