Most content is invisible to AI search because it wasn't built to be cited. GEO Checker scores any content out of 100 across 6 dimensions: quotability, structure, specificity, authority signals, query match, and platform fit. Shows citation likelihood across ChatGPT, Perplexity, Gemini, Claude, Grok, and Meta AI. Pulls up what's surfacing for your query and the exact gap. Free. No signup.