Today, @coinbasedev is announcing x402: an open standard/protocol to bring onchain payments to the web. Join us in killing the API key, and making the agentic and payable web a reality. All in one line of code.

Imagine a future where crypto is the default to pay for *anything*.

Mainly posting from @coinbase. 

https://www.coinbase.com/developer-platform

how does this work with https://www.w3.org/TR/payment-request/ ?

Bringing a millions devs onchain.

Product Lead, Coinbase Developer Platform https://cdp.coinbase.com

Prev lead of USDC. Crypto class of 2014

They’re unrelated. That standard focuses on merchant payments for e-commerce. X402 is lower level, arbitrary payments over http

Head of Eng Coinbase CDP. Prev Head of Eng @ Zora.
Building for builders

@osama hope that helps. The world is changing pretty dramatically with AI agents.

happy to dm. i care about internet standards. crypto eng have tendency to gloss over details and hype. then disappear. there's a path here. this too shallow and non-technical vc types are hyping to mark up books

another path could've been extending MCP protocol. tools is how agents access apis anyways. would've been easier adoption