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The Agent Economy

Infrastructure directory

Listing

x402

Live

x402 is a live listing under Payment rails. Open HTTP payment standard. A server answers with status 402, the client pays and retries, and a facilitator can verify and settle the payment. The listing is open source. Tags are http-402, stablecoins, pay-per-call.

Last verified 2026-10-16

Sources

Status
live
Open source
Yes
Tags
http-402, stablecoins, pay-per-call
Last verified
2026-10-16

Adoption: claimed vs measured

Claimed and measured adoption figures
SideMetricFigureChecked
Vendor claimTransactions, labeled Last 30 Days75.41M12026-10-19
Vendor claimVolume, labeled Last 30 Days$24.24M12026-10-19
Vendor claimBuyers, labeled Last 30 Days94.06K12026-10-19
Vendor claimSellers, labeled Last 30 Days22K12026-10-19
Independent measurementTransactions, past 30 days3.02M22026-10-19
Independent measurementVolume, past 30 days$1.22M22026-10-19
Independent measurementBuyers, past 30 days36.24K22026-10-19
Independent measurementSellers, past 30 days38K22026-10-19
  1. Published by x402. Source gives no date. Checked 2026-10-19. x402.org Last 30 Days panel
  2. Published by x402scan. Source gives no date. Checked 2026-10-19. x402scan overall stats
  3. ChainWard measured one week of x402 on Base, 2026-09-15 through 2026-09-21: $128,977 settled, and at least $56,268 (43.6%) looped back. Dated 2026-09-27. ChainWard, x402 on Base, one week on chain
  4. ChainWard says the x402.org Last 30 Days panel matches an Internet Archive capture from 2026-04-17, including 75.41M transactions and $24.24M. Dated 2026-09-27. ChainWard, x402 on Base, one week on chain

Figures are quoted from the linked sources and dated. They measure different things and are shown side by side without a conclusion.

How these figures are chosen · Checked 2026-10-19

Glossary

Comparisons

Filters

Questions

What is x402?
Open HTTP payment standard. A server answers with status 402, the client pays and retries, and a facilitator can verify and settle the payment.
What is the status of x402?
x402 is live in Payment rails.
Is x402 open source?
Yes. The repository URL is one of the links on the listing.
When was x402 last verified?
Last verified 2026-10-16.

Sources