We Now Index All Three Agent Payment Protocols. Here's What the Data Shows.

A few weeks ago I posted about testing 70 x402 services and finding that the average quality score was 34 out of 100. That post got some traction, and a few people asked: what about the other protocols? Good question. So we expanded. Cinderwright now indexes services across all three major agent payment protocols: x402 (Coinbase/Cloudflare) — 1,457 services. USDC on Base. Permissionless. MPP (Stripe/Tempo) — 91 services. Stablecoins + cards + Lightning. Session-based payments. L402 (Lightning La