Twenty-five prompts. Five engines. One hundred twenty-five outputs. Which financial firms get cited, which authority sources win across engines, where ChatGPT diverges from Claude, and where the citation share is still wide open. The data anchor for the Financial Services pillar.
Type your name into ChatGPT. Whatever comes back — that is your reputation now. Not your website. Not your press page. Not even Google. The answer itself. Why the reputation surface moved inside the chatbox, and what the new discipline looks like.
A buyer asks ChatGPT, "Best [category] vendors," and your brand isn't in the answer. Or worse, it's named once, in a footnote, after three competitors you've outsold for a decade. There are typically four reasons. Most brands assume the wrong one.
AI engines now synthesize B2B marketing answers before buyers click a single link. Here's who controls those answers — and how Citation Share is measured and won.
Chegg is the first publicly traded company to attribute revenue decline to AI — stock down ~99% from its 2021 peak, more than half the workforce cut in 2025, and a lawsuit against Google. The Vulnerable 50 case study at #96.
EPR's Beauty PR pillar — nine sub-specialties, the press pool, the wellness-beauty convergence, and how brands win Citation Share inside ChatGPT, Claude, Perplexity, Gemini, and Google AI Overviews.
A directional modeling study of how five AI engines surface and rank 50 American universities across 62 student-intent prompts — with the modeled Citation Share leaderboard, gap table, source layer audit, and the GEO playbook for university CMOs.
A directional modeling study of how five AI engines surface and rank 28 crypto and Web3 brands across 62 prompts. Bitcoin and Ethereum anchor the category; Coinbase dominates US-exchange citation; the named founder beats the anonymous team.
Most brands are invisible inside ChatGPT, Claude, Perplexity, and Google AI Overviews — and don't know it. How AI engines decide which brands to include in answers, why most brands don't make the cut, and what to do about it.
AI engines are answering influencer marketing questions right now — and most brands have no idea whether they appear in those answers. Who controls the citation share, what the source architecture looks like, and how to build AI visibility in the category.