usdSend

Send USD to another Hyperliquid address. This is an internal transfer that moves USD-denominated assets between accounts on the L1.

Sample Data#

{
  "signature": {
    "r": "0x2bb37a8b0c893d0e4a2f0e28e2411aad8fd31baeccb4188fb7aa58b92478ba96",
    "s": "0x6b806e50eabbfa1d275a0afc9e932296df700bc9022af48ef7b87e806da9b538",
    "v": 27
  },
  "action": {
    "type": "usdSend",
    "signatureChainId": "0xa4b1",
    "hyperliquidChain": "Mainnet",
    "destination": "0x192c181edebbad21a90e3aeec3519d30528c6d60",
    "amount": "17.18",
    "time": 1768146943132
  },
  "nonce": 1768146943132
}

View this transaction on Hypurrscan →

Field Reference#

Action Fields#

Field	Type	Description
`type`	string	Always `"usdSend"`
`signatureChainId`	string	Chain ID for EIP-712 signing
`hyperliquidChain`	string	Target chain: `"Mainnet"` or `"Testnet"`
`destination`	string	Recipient's address
`amount`	string	Amount in USD
`time`	number	Transaction timestamp

Use Cases#

Internal Transfer Tracking#

Monitor USD movements between accounts:

def process_usdSend_action(action):
    destination = action.get('destination')
    amount = action.get('amount')
    print(f"USD transfer: ${amount} to {destination[:10]}...")

spotSend - Transfer spot tokens
usdClassTransfer - Transfer between margin modes

Sample Data#

Field Reference#

Action Fields#

Use Cases#

Internal Transfer Tracking#

Related Action Types#