AI search explained ranking on chatgpt vs claude vs gemini Claude = Brave Search Gemini / AI Overviews = Google ChatGPT = a hot mess of bing + its own index + google + other feeds Brave is on Anthropic's subprocessor list, and there's a BraveSearchParams field inside Claude. Studies found about 79–87% of the URLs Claude cites come from Brave's top 10 organic results, and Claude barely re-ranks them. If you rank on Brave, you get cited with that said Claude only searches on about 37% of prompts. ChatGPT searches on about 90%. Claude looks things up when a query needs fresh info, rankings, a location or a comparison. Otherwise it answers from training data gemini page one on google, your in gemini. pretty simple chatgpt, high on the pretty crazy scale It started on Bing, and some of that is still there. But OpenAI now has its own index, built by OAI-SearchBot, plus third-party scrapers and partners like Yelp and TripAdvisor. How closely it matches any one search engine's top results is low and keeps changing. When you ask Claude and ChatGPT the same prompt, only 8–20% of their citations overlap So being dominant in one engine doesn't mean you show up in the others. What to do about it: Track Brave rankings separately. If you want Claude citations, this is your most direct lever. Submit your URLs to Brave directly so they get picked up faster. For ChatGPT Don't skip Bing. It's cheap insurance for ChatGPT: set up Bing Webmaster Tools, turn on IndexNow and allow OAI-SearchBot in robots.txt. also go past rankings. Get brand mentions, write structured and authoritative pages, and get lots of other sources saying the same things about you. Write for the prompts that trigger search. Claude mostly searches on comparisons, "best X," recent news and local queries. Build pages for those. Remember when people optimized for Google and Bing separately? That's basically back