x402 service changes

Across the whole directory, x402 List has detected 219 payout address rotations and 1,758 price moves on the x402 wire in the last 90 days. Schema changes are listed below, not counted here.

What moved on the x402 wire. We fingerprint the full accepts[] on every probe, so a payout address rotation at an unchanged price shows up here even when nothing else moves. Newest first, last 90 days.

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Showing changes for first-fold-conversion-briefs only. show all services

Observed x402 service changes. Event timestamps are UTC.

Time (UTC)	Service	Change	Evidence
60d ago2026-09-02 21:42 UTC	First Fold Conversion Briefs	schema changed	proof what moved endpoint added GET /api/x402-demand-signal schema added GET /api/x402-demand-signal exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"name":"USD Coin","version":"2"}
75d ago2026-08-19 02:59 UTC	First Fold Conversion Briefs	price changed	proof what moved GET /api/copy-preflight · eip155:8453 · USDC: 250000 → 40000 Amounts are on-wire atomic units in the named asset.

Measurement methodology

Page snapshot as of 2026-11-01 14:45 UTC.

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