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Two new x402 APIs for AI agents: x402 payment-payload decoder + DoH trust-anchor agreement probe

This story is from 2026-10-13. It is preserved in the archive; the latest stories are on the live feed.

TL;DR Two more paid x402 endpoints shipped this cycle, both $0.0005 per call on Base mainnet USDC: /api/x402-payment-trace — decodes an X-PAYMENT header into the canonical x402 envelope (x402Version + scheme + network) and the nested EIP-21 transferWithAuthorization structure (from/to/value/validAf…

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  1. 2026-10-13 19:09 · DEV Community — AI
    Two new x402 APIs for AI agents: x402 payment-payload decoder + DoH trust-anchor agreement probe

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