5W Releases AI Platform Citation Source Index 2026: The 50 Websites That Now Decide What Brands Are Visible Inside ChatGPT, Claude, Perplexity, Gemini, and Google AI Overviews

First consolidated index synthesizes 680 million AI citations. Reddit captures ~40% of all citations. Top 15 domains absorb 68% of the AI answer pipeline. Volatility is now measured in weeks, not years. NEW YORK, May 1, 2026 /PRNewswire/ — 5WPR, the premier AI communications firm in the…

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