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See an introduction including the list of supported networks on the fee sponsors feature page, or watch the video tutorial for dashboard users.

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Flow overview

1

Create a fee sponsor

Designate an existing wallet as a fee sponsor.POST/fee-sponsors Create Fee Sponsor
2

Fund the sponsor wallet

Ensure the fee sponsor wallet has sufficient native tokens to cover gas fees.
3

Use in transfers

Specify feeSponsorId when creating a transfer. The sponsor and sponsoree wallets must be on the same network.POST/wallets/{walletId}/transfers Transfer Asset
If the fee sponsor wallet has a policy that blocks signing (e.g., Block action on Wallets:Sign), sponsored transfers will fail.