programmer's profile picture. ๐Ÿ› ๏ธ  Head of Eng @coinbasedev 
Prev head of eng @ourzora
Creator of http://x402.org
Opinions my own.

erik.eth ๐Ÿ›ก

@programmer

๐Ÿ› ๏ธ Head of Eng @coinbasedev Prev head of eng @ourzora Creator of http://x402.org Opinions my own.

Pinned

Itโ€™s been incredible to see x402 go viral this week! For anyone new, welcome to the movement. I designed x402 to be the HTTP of money: a universally accepted, neutral, core primitive to help make the internet ready for the AI era. I canโ€™t wait to see what people build ๐Ÿ› ๏ธ


erik.eth ๐Ÿ›ก reposted

Congratulations! @Jnix2007 @programmer I've been building on x402 since the early days. Just read the v2 changelog line by line. Here's what stands out. They chose ecosystem over control. The new architecture separates Spec, Facilitator, and SDK cleanly. Anyone can add a newโ€ฆ

Thrilled to launch x402 V2 today, expanding the protocol to make payments as native to the internet as HTTP itself โœ… multi-chain by default โœ… compatible with fiat rails โœ… dynamic payment routing โœ… lifecycle hooks & discovery extensions and so much more ๐Ÿš€



erik.eth ๐Ÿ›ก reposted

๐Ÿšจ Ep. 3 of Agentic Commerce:ย x402 โ€” the Protocol @sytaylorย & @bamazizimesh are joined by: โžก๏ธ @programmer, Author of x402 and Head of Eng, @coinbasedev To discuss: โŒ› History and original purpose of HTTP 402 status code ๐Ÿ’ฅ The convergence of blockchain, AI, and nativeโ€ฆ


Return to โ€œpay with shiny rockโ€ But make it digital


erik.eth ๐Ÿ›ก reposted

Online โœ… In Store โœ… We're now piloting USDC payments on Shopify POS โ€“ giving merchants parity between their online and in store experiences. Fast, frictionless checkout from hundreds of wallets.


erik.eth ๐Ÿ›ก reposted

๐Ÿ“ฃ Calling all builders: ๐Ÿง™โ€โ™‚๏ธ x402 is a new standard for web payments ๐Ÿ—“๏ธ Today we launch a virtual hackathon until Jan 5 ๐Ÿšข Ship something incredible on x402!!! ๐Ÿ† No financial prizes, just mentorship and distribution ๐Ÿซก Join us today:


erik.eth ๐Ÿ›ก reposted

๐Ÿ‡ฆ๐Ÿ‡ทBuenos Aires delivered. #DuneCon25 set the pace for what onchain data can be. The Onchain Data Platform, in its purest form. Thank you for being part of it.


erik.eth ๐Ÿ›ก reposted

The Solana x402 Hackathon partner track winners are here Builders shipped some incredible projects exploring micropayments, AI agents, and the x402 protocol on Solana. Here are the winners across partner tracks ๐Ÿงต


Facilitators are an important part of the x402 ecosystem and need a clear path to sustainability. @CoinbaseDev is setting the precedent that facilitators can and should charge for the service they provide. As a reminder, facilitators are *optional* in x402 and exist to reduceโ€ฆ

Coinbase x402 Facilitator will introduce a minimal fee starting Jan 1, 2026: โ†’ Free Tier: First 1,000 settled payments/month โ†’ Pricing: Just $0.001 per settled payment after that The low fee will ensure our ability to continue offering and improving this service. Details ๐Ÿงต

CoinbaseDev's tweet image. Coinbase x402 Facilitator will introduce a minimal fee starting Jan 1, 2026:

โ†’ Free Tier: First 1,000 settled payments/month
โ†’ Pricing: Just $0.001 per settled payment after that

The low fee will ensure our ability to continue offering and improving this service.

Details ๐Ÿงต


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