Wallet - Crossmint Docs

Class

class Wallet

Properties

Property	Type	Description
`address`	`String`	The blockchain address of the wallet
`chain`	`Chain`	The specific blockchain this wallet lives on
`chainType`	`ChainType`	-
`config`	`WalletConfig`	The wallet configuration including admin signer
`owner`	`Owner?`	The owner of the wallet, if available
`type`	`WalletType`	The type of wallet (smart wallet or MPC wallet)

Functions

Function	Description
`addSigner`	Registers a new delegated signer on this wallet via the recovery/approval flow. Does not change the active signer.
`approve`	Signs a transaction that is in AWAITING_APPROVAL status.
`balances`	Gets the wallet balances.
`fund`	Funds the wallet with test tokens (staging only).
`getSigner`	Returns the current signer for this wallet.
`getTransaction`	Retrieves a transaction by its ID.
`listTransfers`	Lists transfers for this wallet.
`needsRecovery`	Returns true when a device signer was configured for this wallet but no matching hardware key exists on the current device.
`nfts`	Lists NFTs held by this wallet. Supported on EVM and Solana chains.
`recover`	Generates a new hardware key on this device and registers it on the wallet using the admin/recovery signer approval flow.
`removeSigner`	Removes a delegated signer from this wallet. Supported types: DelegatedSigner.Email, DelegatedSigner.Phone, DelegatedSigner.ExternalWallet, DelegatedSigner.Locator.
`send`	Sends tokens to a recipient address.
`sendTransaction`	Submits a raw transaction and polls until it reaches a terminal state.
`signerIsRegistered`	Returns true if the given locator is registered as a delegated signer on this wallet.
`signers`	Fetches the live list of signers registered on this wallet.
`useSigner`	Sets the active signer for subsequent send and approve operations.
`withSigner`	Creates a new Wallet instance that uses the specified signer for transactions.

addSigner

suspend fun addSigner(signer: DelegatedSigner): Result<Unit, WalletError>

Registers a new delegated signer on this wallet via the recovery/approval flow. Does not change the active signer.

approve

suspend fun approve(transactionId: String, signer: SignerSelection = SignerSelection.Admin): Result<Transaction, TransactionError>

Signs a transaction that is in AWAITING_APPROVAL status.

balances

suspend fun balances(tokens: List<String> = emptyList()): Result<Balances, BalanceError>

Gets the wallet balances.

fund

suspend fun fund(token: String, amount: Int, chain: String): Result<Unit, BalanceError>

Funds the wallet with test tokens (staging only).

getSigner

fun getSigner(): Signer?

Returns the current signer for this wallet.

getTransaction

suspend fun getTransaction(transactionId: String): Result<Transaction, TransactionError>

Retrieves a transaction by its ID.

listTransfers

suspend fun listTransfers(tokens: List<String> = emptyList()): Result<TransferList, TransferError>

Lists transfers for this wallet.

needsRecovery

suspend fun needsRecovery(): Boolean

Returns true when a device signer was configured for this wallet but no matching hardware key exists on the current device.

nfts

suspend fun nfts(page: Int = 1, perPage: Int = 20): Result<List<NFT>, WalletError>

Lists NFTs held by this wallet. Supported on EVM and Solana chains.

recover

suspend fun recover(): Result<Unit, WalletError>

Generates a new hardware key on this device and registers it on the wallet using the admin/recovery signer approval flow.

removeSigner

suspend fun removeSigner(signer: DelegatedSigner): Result<Unit, WalletError>

Removes a delegated signer from this wallet. Supported types: DelegatedSigner.Email, DelegatedSigner.Phone, DelegatedSigner.ExternalWallet, DelegatedSigner.Locator.

send

suspend fun send(recipient: String, tokenLocator: String, amount: Double, idempotencyKey: String? = null, signer: SignerSelection = SignerSelection.Admin): Result<Transaction, TransactionError>

Sends tokens to a recipient address.

sendTransaction

suspend fun sendTransaction(params: RawTransactionParams, signer: SignerSelection = SignerSelection.Admin): Result<Transaction, TransactionError>

Submits a raw transaction and polls until it reaches a terminal state.

signerIsRegistered

fun signerIsRegistered(locator: String): Boolean

Returns true if the given locator is registered as a delegated signer on this wallet.

signers

suspend fun signers(): Result<List<DelegatedSignerData>, WalletError>

Fetches the live list of signers registered on this wallet.

useSigner

suspend fun useSigner(signer: DelegatedSigner): Result<Unit, WalletError>

Sets the active signer for subsequent send and approve operations.

withSigner

open fun withSigner(newSigner: Signer): Wallet

Creates a new Wallet instance that uses the specified signer for transactions.

​Properties

​Functions

​addSigner

​approve

​balances

​fund

​getSigner

​getTransaction

​listTransfers

​needsRecovery

​nfts

​recover

​removeSigner

​send

​sendTransaction

​signerIsRegistered

​signers

​useSigner

​withSigner