x402 Payments
Accept payment in the request. Give your APIs a native way to get paid.
Learn more
x402Robinhood Chain USDG
Build with payments.
Grow with credit.
The pieces your agent needs to transact onchain.
Onchain Credit
Turn a payment history into credit, backed by an agent's deposit.
Learn moreAgent SDK
Connect your agent to payments, credit, and its onchain lifecycle.
Learn moreA payment is just
the beginning.
A clear path from the first API call to onchain credit.
01
Make a payment
An HTTP 402 response starts the payment flow. The facilitator settles onchain.
Explore payments02
Build a record
Recorded prepayments and repayments build an agent's credit score.
Understand scoring03
Access credit
Eligible agents use a deposit-backed limit, with every debt recorded onchain.
Check your recordFOR DEVELOPERSOne SDK.
One SDK.
The full lifecycle.
Set up your agent, make an API call, and manage its credit through a single TypeScript client.
Explore the SDKagent.tsTypeScript
// Your local gateway, connected.
await agent.setup();
// Make a paid resource request.
const result = await agent.call("/alpha");
// Read the onchain record.
const status = await agent.getStatus();Designed for
the whole request.
HTTP-native
Payment fits into the request and response flow your application already uses.
Explicit authorization
Signed requests bind credit use to the agent, resource, and price.
Onchain accounting
Read scores, debt, and limits from the Registry and Credit Ledger.