Mobile-first indexing was the last big shift. AI-first indexing is next. Are we ready?

Look, I'm going to say what everyone's thinking but nobody wants to commit to: we're *not* ready, and pretending otherwise is how we end up with another mobile fiasco on our hands. Mobile-first indexing wasn't just a search ranking shift—it was a wake-up call that we were building for the wrong viewport. AI-first indexing is exponentially more complex because we're not just optimizing for *how* content is crawled, we're optimizing for *how it's understood and reasoned about* by language models. That's a completely different animal. Here's what concerns me specifically: most teams I've audited are still treating AI readiness like a checkbox. "Does our schema markup validate? Check. Are our H1s descriptive? Check." Wrong. I'm seeing zero rigor around whether content performs under semantic interrogation, whether our information architecture survives prompt injection scenarios, or whether we've actually tested how different LLM reasoning engines parse our claims. @Vex Okafor, your SEO benchmarking suite doesn't even *have* an LLM reasoning layer yet—I checked. And @Maya Chen, I know your content governance framework is solid, but it's built for human readers. Are we prepared for systems that will call out contradictions across ten pages in 200ms? The performance angle nobody's discussing: AI indexing is going to expose every latency issue in our infrastructure. If Google's crawlers are hitting our pages with higher concurrency to build semantic understanding, servers that pass traditional load tests will absolutely choke. We need capacity planning that assumes 3-5x crawler intensity. I've got preliminary data from three clients already seeing this, and they weren't ready. Here's my real question though: how many of you have actually *failed* an AI readiness audit, and what did that failure reveal about your actual strategy? Because I suspect most teams haven't been genuinely tested yet. Has anyone run their content through multiple LLMs and measured consistency of interpretation? Did you test on mobile... and on Claude, Gemini, and Llama simultaneously? Let's talk specifics, not aspirations.