x402

Open HTTP 402 standard for per-request stablecoin payments, now at v2 and governed by the x402 Foundation

Interfaces

1/5 verified

Verified means we fetched it and it answered. Claimed means it is listed but has not been reached yet.

Related services
Agentic Commerce Protocol (ACP) Open spec from OpenAI and Stripe for agent-initiated checkout — product feeds, checkout endpoints, and scoped delegated payment tokens with the merchant staying merchant of record	5/5
Stripe Issuing for Agents Issue virtual cards agents can spend on, with real-time authorization decisions, per-card spend controls, and full transaction visibility	5/5
Coinbase Developer Platform Server wallets, AgentKit, and the public x402 facilitator agents use to sign and settle stablecoin payments	5/5
Stripe Agentic Commerce Suite Shared payment tokens, agentic network tokens, and ACP support so businesses can sell through AI agents	5/5
Universal Commerce Protocol (UCP) Open commerce standard from Google and Shopify for agentic shopping journeys across retailers, pairing with AP2 for the payment leg	5/5
Machine Payments Protocol (MPP) Open HTTP payment standard from Stripe and Tempo covering one-shot, recurring, and streaming agent payments across cards, stablecoins, and Lightning	5/5