In 2025, I bet my entire AI business on Claude. Not ChatGPT, not Gemini — Claude. At the time it was the contrarian choice. In April 2026, Shopify made Claude Code the recommended agent for their official AI Toolkit. This is the story of why I picked Claude before the market did, what it's actually like building a production business on Anthropic's stack, and why the merchants paying attention to the tooling layer are the ones who'll dominate the next two years.