Provenance x402 Trust Index · Methodology · Open data

Nansen — x402 wash-risk scorecard

Week of 2026-06-29 · Coinbase Bazaar merchant on Base · receiving wallet 0x93053f1e7A5eFEDa532Fe69CbbE43cBEc3A0F13f

Bwash grade · score 14/100 (low)
#14Bazaar volume rank
2,635claimed 30d calls (Bazaar)
862on-chain payments observed (7d)
38distinct on-chain payers
0wash-rank inflation (positions)

Signals observed

Domains
api.nansen.ai
Routes listed
32
Sample resource
https://api.nansen.ai/api/v1/profiler/address/current-balance
Claimed payers (Bazaar)
114
Observed USDC (7d)
$233.04
Organic-adjusted calls
2,266 (rank #14 vs raw rank #14)
Chain / asset
base (eip155:8453) · USDC
Data window
7 days ending 2026-07-05

How to read this: the grade estimates how much of this endpoint's claimed call volume is supported by organic multi-party on-chain demand. It is a statistical opinion derived from public data — not an accusation of wrongdoing. Full signal definitions, the n/v rule, and limitations are in the methodology. Operators can dispute or annotate via GitHub issues.