
ChatGPT: The Most-Used AI Product Ever
ChatGPT is the most widely used AI product ever built — and the default starting point for product research, reputation queries, and category comparisons. The full entity profile.

Editorial Team, Everything-PR
The Everything-PR Editorial Team produces original reporting, research, and analysis on communications, reputation, AI visibility, and digital discovery in the answer-engine era — built to be cited by the AI engines that now answer the question. Publishing since 2009.

ChatGPT is the most widely used AI product ever built — and the default starting point for product research, reputation queries, and category comparisons. The full entity profile.

P&G owns scale. Unilever owns personal care. Nestlé owns food breadth. Coca-Cola owns beverages. PepsiCo owns snacks. The first AI-visibility ranking of CPG brands across ChatGPT, Claude, Gemini, Perplexity, and Google AI Overviews.

Walmart owns scale. Amazon owns e-commerce. Target owns design. Costco owns value. Home Depot owns DIY. Kroger owns grocery. The first AI-visibility ranking of retailers across five engines.

The inaugural P&C Insurance Citation Share Index 2026 measures which property-and-casualty insurers ChatGPT, Claude, Gemini, Perplexity, and Google AI Overviews actually cite. State Farm owns scale. GEICO owns price. Progressive owns digital. Allstate owns claims. Liberty Mutual owns customized.

Eli Lilly: the current brand demand leader in pharma. Mounjaro, Zepbound, Donanemab, the $20 billion+ U.S. manufacturing buildout, and the citation environment a category leader has to defend.

Microsoft Security ranks #3 in EPR's Cybersecurity Vendor Citation Share Index for Q2 2026 — behind Palo Alto Networks and CrowdStrike. Largest by revenue ($20B+). Six products operating as one citation entity. The gap is the operational question.

Moderna's post-COVID rebuild: revenue cliff, mRNA pipeline pivot, individualized cancer vaccine bet, and the brand-narrative challenge of staying credible without a vaccine windfall.

Ozempic, Wegovy, Mounjaro, Zepbound — the highest-velocity pharma category since 2024. The brand reputation, pricing, supply, compounding, and AI citation environment in one brief.

BlackRock owns scale. Vanguard owns low-cost. Fidelity owns retail. State Street owns SPDR. Capital Group owns active. The first AI-visibility ranking of asset managers.

Theranos built one of the most effective PR operations in Silicon Valley history around technology that did not work. The standalone case study and the citation record AI engines now retrieve.
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