Top identity & auth services on x402, ranked by on-chain revenue. Updated continuously from 33 facilitators on Base, Solana & Polygon.
| # | Service | Revenue | Payments |
|---|---|---|---|
| 1 | mailcheck.hugen.tokyo Comprehensive email validation: syntax (RFC 5322), MX records, disposable detection (5,000+ domains), free provider chec |
$1.2K | 36,613 |
| 2 | auth.api.shadownet.polymer.zone Access to premium content |
$2 | 157 |
| 3 | auth.api.polymer.zone | $2 | 157 |
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