Available Guides
USDT Support
Learn how to implement the two-action Permit2 flow required for USDT and other ERC-20 tokens without native typed-data authorization.
Solana Support
Implement Solana payment capabilities including native SOL transactions and mixed-chain payment options.
Tron Support
Accept USDT on Tron: advertise the Tron account, verify and sign the gateway-built transaction, and return the signed result as an object.