Script Master Labs · Multi-rail x402
Robinhood Chain USDG — live payment rail
Agents can settle every paid snack in USDG (Global Dollar) on
Robinhood Chain 4663 — same $0.001 floor as Base USDC.
Not brokerage. Same ACP EOA, different chain.
LIVE accepts[1]
eip155:4663
X-PAYMENT-TX
USCG = USDG
Canonical facts
Field Value
Symbol USDG (alias USCG)
Name Global Dollar
Chain ID 4663 · CAIP eip155:4663
Token 0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168
Decimals 6
payTo 0x72330994f379a71542e7bd5a4cf99a9d9743f4aa
RPC https://rpc.mainnet.chain.robinhood.com
Explorer robinhoodchain.blockscout.com
Price floor 0.001 USDG per call (1000 base units)
Triple rail (every paid snack)
# Network Asset payTo
0 eip155:8453 BaseUSDC 0x7233…f4aa
1 eip155:4663 RobinhoodUSDG 0x7233…f4aa
2 Solana mainnet SPL USDC E4d3Jwc…BNFrB
Agent flow
GET unpaid snack → 402
Pick accepts[1] network eip155:4663
Send USDG to payTo for maxAmountRequired
Retry with X-PAYMENT-TX: 0x…
{
"network": "eip155:4663",
"asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
"payTo": "0x72330994f379a71542e7bd5a4cf99a9d9743f4aa",
"symbol": "USDG",
"paymentHeader": "X-PAYMENT-TX",
"price": "0.001"
}
Educational / agent payment infrastructure. Not investment advice.
USDG rail is sovereign on-chain verify — not a broker product.
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