The payment lane
for AI agents

x402 payments for the Robinhood Chain. Paywall any API in USDG,
let agents pay per call, and settle in seconds. No custody, no invoices.

Open a lane Read the docs

sub-second blocks$0.0001 min pricechain 4663EIP-3009 native

Facilitator

An open x402 facilitator for Robinhood Chain

Point any x402 client at our hosted verify/settle service for mainnet 4663 and testnet 46630. A 402 handshake turns into a settled USDG transfer, on-chain, in one round trip.

facilitator · verify + settle

$ curl https://api.weatherlane.dev/report

HTTP/1.1 402 Payment Required

PAYMENT-REQUIRED: x402 scheme=exact

network=eip155:4663 asset=USDG

amount=0.001 payTo=0x5f…a10c

# buyer signs EIP-3009 authorization, retries

$ curl -H 'PAYMENT-SIGNATURE: <signed>' …/report

HTTP/1.1 200 OK

PAYMENT-RESPONSE: settled

tx=0x9c4b…e2f1 chain=robinhood 4663

Open a lane

Middleware

Paywall any API in one line

Drop @402lane/middleware into an Express app, set a price and a payout address, and every route bills per request in USDG. The buyer signs, you get paid directly.

server.ts

import { lane402 } from "@402lane/middleware"

app.use(lane402({
  price: "0.001",      // USDG per request
  payTo: "0x5f…a10c",
  network: "eip155:4663",
}))

Get the package

Paid MCPTemplate

Let agents pay per tool call

Ship an MCP server where each tool call settles a USDG micropayment before it runs. Claude and other agents pay as they go, no API keys or seats to manage.

claude · mcp session

› agent calls tool
tool geocode({ q: "1 Sherwood Ln" })
402 payment required · 0.001 USDG
  signing EIP-3009 authorization…
200 settled · tx 0x3a9f…c4d2

{ lat: 40.71, lng: -74.01 }
  spent 0.001 USDG · balance 4.812

Fork the template

Live x402 lanes on Robinhood Chain

Every paywalled endpoint on 4663, in one place. Agents discover a lane, pay, and go.

… settlements on-chaingas float …live on mainnet 4663

Endpoint	Price	Status
402lane-demo.vercel.app/report	$0.001	OPEN

Try the live lane_

Open a lane on 4663_

Wire up the facilitator, paywall your first route, and start collecting USDG from agents today.