What spend management platforms are showing up in AI?
The Catalyst AI Voice Share Index ranks spend management platforms by how often ChatGPT, Claude, Gemini, Perplexity, and Google AI Overviews actually cite each one when B2B buyers ask which to use. Measured from 100 standardized buyer-intent queries.
Updated May 19, 2026 · Refreshes every 14 days · Next refresh June 2, 2026
Leaderboard
Download CSV →Estimated 4,110 buyer questions per month about spend management platforms hit ChatGPT, Claude, Gemini, and Perplexity combined.
How this was measured
100 buyer-intent queries to 5 AI engines (ChatGPT, Claude, Gemini, Perplexity, Google AI Overviews), 10 prompts × 2 buyer personas × 5 engines. A vendor counts as “cited” if its name or domain appears in the engine’s response. Voice share = mentions ÷ total possible mentions.
The same methodology runs on every on-demand scan. Full coefficients, formulas, and limitations are on the methodology page.
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Run a free AEO audit →Methodology version v1.1 · View methodology