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SET DocsAPI reference and complianceUpdated 2026-11-09
Browse: SET Direct Deposit API

SET Direct Deposit API · Sender wallets

Get the text a sender wallet signs

GET/api/partner/senders/message

Key scope: partner key

The exact message a wallet signs to prove it is yours, with its issuedAt. Valid for one hour. It names your partner id, the wallet, the network and the mode, so a signature cannot be reused elsewhere.

Query parameters

chain "base" | "ethereum"required
The network the wallet pays on.
address stringrequired
The 0x wallet.

Errors

  • 400 chain_invalid
  • 400 address_invalid
  • 401 partner_key_required
  • 401 partner_key_invalid
  • 429 rate_limited
  • 503 direct_deposit_disabled

All codes: Errors.