Fee Delegation Q&A

Fee DelegationWhat is gas fee delegation?

Fee delegation is a Kaia network feature where another account (the fee payer) pays the transaction gas fee on the user's behalf, so users can transact without holding their own KAIA.

관련 문서 : Gas Fee Delegation →

Fee DelegationWhich wallets support gas fee delegation?

It is supported by Kaia Wallet (mobile/extension) and Unifi Wallet (LIFF/Web). External wallets such as OKX and Bitget are not eligible for fee delegation.

관련 문서 : Gas Fee Delegation →

Fee DelegationHow does the fee delegation flow work?

The user signs a fee-delegated transaction, the Unifi Apps backend requests a signature from the fee payer server, and the fee payer server signs as the fee payer, submits it to the chain, and returns the receipt.

관련 문서 : Gas Fee Delegation →

Fee DelegationIs gas fee delegation available for JPYC?

A plain JPYC transfer is supported by fee delegation. However, if JPYC is handled through a separate smart contract (e.g. staking or swap), that contract must be registered to the whitelist.

관련 문서 : Gas Fee Delegation →

Fee DelegationCan the recipient (to) address be restricted for fee delegation?

The fee payer server only verifies that the target contract and the signer match; it does not restrict the recipient (to) address. If you need to limit specific recipients, we recommend controlling it on the dApp side.

관련 문서 : Gas Fee Delegation →

Fee DelegationWhat are the fee payer addresses?

Testnet: 0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266, Mainnet: 0x22a4ebd6c88882f7c5907ec5a2ee269fecb5ed7a.

관련 문서 : Gas Fee Delegation →