80% of OpenAI and Anthropic Revenue Comes From Just 1% of Customers

Logical-Cranberry673 · reddit · 2026-09-04

Per Ramp's AI Index, roughly 80% of OpenAI and Anthropic revenue comes from just 1% of customers—an extreme concentration based on Ramp's aggregated enterprise AI spend data, highlighting heavy top-customer dependence in the AI subscription market.

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