organization

x402 Foundation

Linux Foundation project stewarding x402 after Coinbase’s contribution. Intent announced 2 April 2026; operational launch 14 July 2026.

Graph relationships

TIER_B event 2025-05-06 · retrospective

Docs host and test facilitator are different roles. Mainnet facilitation is called out separately.

TIER_B event 2026-02-01 · retrospective

PAYMENT-REQUIRED, PAYMENT-SIGNATURE and PAYMENT-RESPONSE carry the protocol.

TIER_B event 2026-04-01 · retrospective

Cloudflare describes a coalition via the x402 Foundation rather than Coinbase-only control.

TIER_A event 2026-04-02 · retrospective

Coinbase contributes the protocol toward vendor-neutral governance.

TIER_A event 2026-07-01 · retrospective

One control plane to charge for pages, datasets, APIs and MCP tools in stablecoins.

TIER_A event 2026-07-14 · retrospective

Forty member organisations listed. Stewardship is now described as active.