X402blockchains

MULTI-CHAIN PAYMENT EXPLORER

Explore payments across Base, BNB & Solana

Discover projects, inspect on-chain receipts and follow facilitators in the x402 economy.

X402 PAYMENT GUIDES

Understand x402 payments

x402 lets compatible software request a paid resource, receive machine-readable payment terms and authorize a purchase over HTTP. X402blockchains brings together payment activity, facilitator profiles and AI agent tools so you can investigate the ecosystem and follow the evidence behind a number.

Start with the protocol guide, compare network-specific requirements, then learn how to interpret receipts and transaction totals. A settlement count is not the same measure as distinct customers or revenue.

What is x402? A practical guide to HTTP paymentsLearn how x402 connects HTTP 402 payment requests with wallet-authorized payments for APIs, apps and software agents.Base x402 Payments: How AI Agents Pay for APIsLearn how Base x402 payments work for APIs and AI agents, including facilitator selection, gas fees, payment receipts and safe retries.BNB Chain x402 Payments: API Payments, Fees and ReceiptsA practical guide to BNB Chain x402 payments: check facilitator support, understand BNB gas costs and measure API settlements and volume accurately.How to Research x402 Payments with X402BlockchainsUse X402Blockchains to research x402 payments, compare available activity, discover services and verify settlement without misreading the data.
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