August 2026 Ramp AI Index

Ramp’s lead economist Ara Kharazian publishes the latest Ramp data on AI adoption in the monthly Ramp AI Index update.

Dear Colleagues: Today’s letter includes my monthly update of Ramp AI Index, our flagship research using spend data from Ramp to track how American businesses are using AI. In this post, I cover the latest on business adoption of cheaper, open source models and a lookback on Anthropic’s Fable launch, why business takeup has been slower than expected, and what that means for the AI trade. In July, Anthropic extended its gains as the leader in business AI adoption. 43.5% of U.S. businesses paid for subscriptions or tokens from Anthropic, up 1.1 percentage points month-over-month. xAI posted…

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