Only 0.14% of AI-agent ratings on Base follow a payment

An analysis of Base's Reputation Registry found that of 514,096 AI-agent feedback entries, just 728 (0.14%) came from raters who had previously paid the agent they rated. Only 3 of the 107 grounding payments were x402 settlements, with a median of $0.03. The data is published as an open CSV under CC BY 4.0.

• 514,096 feedback entries on Base, only 728 (0.14%) grounded by payment
• The 728 ratings came from 17 raters across 64 agents
• Just 3 of 107 payments were x402 settlements; median $0.03
• About 97% of raters are not bound to any agent registration