Alchemy - What is x402?
https://www.alchemy.com/blog/how-x402-brings-real-time-crypto-payments-to-the-web
● healthy
tutorials-guides
Developer explainer covering the HTTP 402 payment flow, agent use cases, and x402 Foundation context.
Category
tutorials-guides
Chains
—
Price
—
How to call
cURL · x402-fetch / x402-axios will auto-handle 402
curl -X POST https://www.alchemy.com/blog/how-x402-brings-real-time-crypto-payments-to-the-web