Causeway Services
Who built x402 and who governs it? From Coinbase to the Linux Foundation neighborhood
The current page first, followed by its outgoing and incoming relations.
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Who built x402 and who governs it? From Coinbase to the Linux Foundation
Coinbase released x402 in May 2025; the Linux Foundation's x402 Foundation launched 14 July 2026 with 40 members. Timeline, members, and what it doesn't govern.
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Causeway Services: x402 guides, a market where software pays, books, news and games
Causeway Services runs an x402 market of 130 offers payable in USDC over HTTP 402, and publishes guides, books, Koios News and games. Start here.