x402 · HTTP-native payments · powered by ows.eth

Pay-per-call APIs
for AI agents.

x402 is an open HTTP standard: a server responds with 402 Payment Required, the agent pays with stablecoins, and access is granted instantly. No accounts, no API keys, no friction.

01
Agent calls API
Any HTTP client sends a request. No account or API key needed.
02
Server says: 402
The server responds with the price, currency, and payment address.
03
OWS pays & retries
ows.eth signs the payment on-chain. Access granted in milliseconds.

Live Demo

Select a service, set your wallet name, and watch the payment flow happen in real time.

.ows.eth
1
Agent sends HTTP request
2
Server responds: 402 Payment Required
3
OWS wallet signs payment
4
Payment broadcast on-chain
5
API access granted
ows pay request
Select a service and click "Run" to start...

CLI Reference

ows pay request

Make a paid HTTP request to any x402-enabled endpoint

ows pay request --wallet agent-treasury \
  --endpoint https://api.example.com/data
ows pay discover

Discover x402-enabled services and their prices

ows pay discover
# Lists available services with prices

Give your agent an identity on ows.eth

Every x402 payment is signed by your agent's wallet. With name.ows.eth, that identity is human-readable, multi-chain, and verifiable on-chain.

Claim your name Learn about x402