I asked five AI search engines the same question: "What's the best CI/CD tool for a small team?" Google AI Overviews recommended GitHub Actions. ChatGPT went with GitLab CI. Perplexity cited a 2026 benchmark from a blog I'd never heard of. Gemini pulled in a YouTube tutorial. Claude said it depends on your stack and asked me three follow-up questions. Same question. Five different answers. Five different sources. I sat there staring at my screen like someone who'd just learned that five different weather apps can't agree on whether it's raining. This isn't a bug. It's architecture. Each AI search engine queries a different index, applies different ranking logic, and cites different sources. If you're creating technical content and want AI to reference your work, you need to understand what each platform is actually looking at. The five architectures Here's what's going on under the hood. Each platform has its own relationship with the web.…