Client - Coinbase Developer Documentation

Classes

EvmClient

Defined in: src/client/evm/evm.ts:97 The namespace containing all EVM methods.

Implements

EvmClientInterface

Constructors

Constructor

new EvmClient(): EvmClient;

Returns

EvmClient

Methods

createAccount()

createAccount(options?: CreateServerAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  policies?: string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: AccountQuoteSwapOptions) => Promise<AccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendTransaction: (options: Omit<SendTransactionOptions, "address">) => Promise<TransactionResult>;
  sign: (parameters: {
     hash: `0x${string}`;
  }) => Promise<`0x${string}`>;
  signMessage: (parameters: {
     message: SignableMessage;
  }) => Promise<`0x${string}`>;
  signTransaction: (transaction: TransactionSerializable) => Promise<`0x${string}`>;
  signTypedData: <typedData, primaryType>(parameters: TypedDataDefinition<typedData, primaryType>) => Promise<`0x${string}`>;
  swap: (options: AccountSwapOptions) => Promise<SendSwapTransactionResult>;
  transfer: (options: TransferOptions) => Promise<{
     transactionHash: `0x${string}`;
  }>;
  type: "evm-server";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<{ address: `0x${string}`; fund: (options: Omit<(...), (...)>) => Promise<(...)>; listTokenBalances: (options: Omit<(...), (...)>) => Promise<(...)>; name?: string; policies?: (...)[]; quoteFund: (options: Omit<(...), (...)>) => Promise<(...)>; quoteSwap: (options: AccountQuoteSwapOptions) => Promise<(...)>; requestFaucet: (options: Omit<(...), (...)>) => Promise<(...)>; sendTransaction: (options: Omit<(...), (...)>) => Promise<(...)>; sign: (parameters: { hash: ... }) => Promise<(...)>; signMessage: (parameters: { message: ... }) => Promise<(...)>; signTransaction: (transaction: TransactionSerializable) => Promise<(...)>; signTypedData: (parameters: TypedDataDefinition<(...), (...)>) => Promise<(...)>; swap: (options: AccountSwapOptions) => Promise<(...)>; transfer: (options: TransferOptions) => Promise<(...)>; type: "evm-server"; useNetwork: <Network extends NetworkOrRpcUrl>(network: Network) => Promise<{ [K in keyof (Omit<{ address: `0x${string}`; sign: (parameters: { hash: `0x${string}`; }) => Promise<`0x${string}`>; signMessage: (parameters: { message: SignableMessage; }) => Promise<...>; ... 15 more ...; useNetwork: ...; }, "transfer" | ... 5 more ....; useSpendPermission: (options: UseSpendPermissionOptions) => Promise<(...)>; waitForFundOperationReceipt: any }, "transfer" | "sendTransaction" | "quoteSwap" | "swap" | "useSpendPermission" | "useNetwork" | (keyof Actions)> & { [K in string | number | symbol]: ({ sendTransaction: ...; transfer: ...; waitForTransactionReceipt: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<TransactionResult>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:132 Creates a new CDP EVM account.

Parameters

options?

CreateServerAccountOptions = {} Optional parameters for creating the account.

Returns

Promise<{ address: `0x${string}`; fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>; listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>; name?: string; policies?: string[]; quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>; quoteSwap: (options: AccountQuoteSwapOptions) => Promise<AccountQuoteSwapResult>; requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>; sendTransaction: (options: Omit<SendTransactionOptions, "address">) => Promise<TransactionResult>; sign: (parameters: { hash: `0x${string}`; }) => Promise<`0x${string}`>; signMessage: (parameters: { message: SignableMessage; }) => Promise<`0x${string}`>; signTransaction: (transaction: TransactionSerializable) => Promise<`0x${string}`>; signTypedData: <typedData, primaryType>(parameters: TypedDataDefinition<typedData, primaryType>) => Promise<`0x${string}`>; swap: (options: AccountSwapOptions) => Promise<SendSwapTransactionResult>; transfer: (options: TransferOptions) => Promise<{ transactionHash: `0x${string}`; }>; type: "evm-server"; useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<{ address: `0x

\{string\}\`; fund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; listTokenBalances: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; name?: string; policies?: (...)\[\]; quoteFund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; quoteSwap: (options: AccountQuoteSwapOptions) =\> Promise\<(...)\>; requestFaucet: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sendTransaction: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sign: (parameters: \{ hash: ... \}) =\> Promise\<(...)\>; signMessage: (parameters: \{ message: ... \}) =\> Promise\<(...)\>; signTransaction: (transaction: TransactionSerializable) =\> Promise\<(...)\>; signTypedData: (parameters: TypedDataDefinition\<(...), (...)\>) =\> Promise\<(...)\>; swap: (options: AccountSwapOptions) =\> Promise\<(...)\>; transfer: (options: TransferOptions) =\> Promise\<(...)\>; type: "evm-server"; useNetwork: \<Network extends NetworkOrRpcUrl\>(network: Network) =\> Promise\<\{ \[K in keyof (Omit\<\{ address: \`0x

{string}`; sign: (parameters: { hash: `0x

\{string\}\`; \}) =\> Promise\<\`0x

{string}`>; signMessage: (parameters: { message: SignableMessage; }) => Promise<…>; … 15 more …; useNetwork: …; }, “transfer” | … 5 more …; useSpendPermission: (options: UseSpendPermissionOptions) => Promise<(…)>; waitForFundOperationReceipt: any }, “transfer” | “sendTransaction” | “quoteSwap” | “swap” | “useSpendPermission” | “useNetwork” | (keyof Actions)> & { [K in string | number | symbol]: ({ sendTransaction: …; transfer: …; waitForTransactionReceipt: … } & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)))[K] } & { network: Network })[K] }>; useSpendPermission: (options: UseSpendPermissionOptions) => Promise<TransactionResult>; waitForFundOperationReceipt: Promise<WaitForFundOperationResult>; }> A promise that resolves to the newly created account.

Examples

         const account = await cdp.evm.createAccount();

         const account = await cdp.evm.createAccount({ name: "MyAccount" });

         const idempotencyKey = uuidv4();

         // First call
         await cdp.evm.createAccount({
           idempotencyKey,
         });

         // Second call with the same idempotency key will return the same account
         await cdp.evm.createAccount({
           idempotencyKey,
         });

Implementation of

EvmClientInterface.createAccount

createSmartAccount()

createSmartAccount(options: CreateSmartAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  getUserOperation: (options: Omit<GetUserOperationOptions, "smartAccount">) => Promise<UserOperation>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  owners: EvmAccount[];
  policies: undefined | string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: SmartAccountQuoteSwapOptions) => Promise<SmartAccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendUserOperation: (options: Omit<SendUserOperationOptions<unknown[]>, "smartAccount">) => Promise<SendUserOperationReturnType>;
  signTypedData: (options: Omit<SignTypedDataOptions, "address"> & {
     network: KnownEvmNetworks;
  }) => Promise<`0x${string}`>;
  swap: (options: SmartAccountSwapOptions) => Promise<SmartAccountSwapResult>;
  transfer: (options: SmartAccountTransferOptions) => Promise<SendUserOperationReturnType>;
  type: "evm-smart";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<EvmSmartAccountProperties, "useNetwork"> & { [K in string | number | symbol]: ({ getUserOperation: ...; sendUserOperation: ...; waitForUserOperation: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<SendUserOperationReturnType>;
  waitForUserOperation: (options: Omit<WaitForUserOperationOptions, "smartAccountAddress">) => Promise<WaitForUserOperationReturnType>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:339 Creates a new CDP EVM smart account.

Parameters

options

CreateSmartAccountOptions Parameters for creating the smart account.

Returns

Promise<{ address: `0x${string}`; fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>; getUserOperation: (options: Omit<GetUserOperationOptions, "smartAccount">) => Promise<UserOperation>; listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>; name?: string; owners: EvmAccount[]; policies: undefined | string[]; quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>; quoteSwap: (options: SmartAccountQuoteSwapOptions) => Promise<SmartAccountQuoteSwapResult>; requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>; sendUserOperation: (options: Omit<SendUserOperationOptions<unknown[]>, "smartAccount">) => Promise<SendUserOperationReturnType>; signTypedData: (options: Omit<SignTypedDataOptions, "address"> & { network: KnownEvmNetworks; }) => Promise<`0x${string}`>; swap: (options: SmartAccountSwapOptions) => Promise<SmartAccountSwapResult>; transfer: (options: SmartAccountTransferOptions) => Promise<SendUserOperationReturnType>; type: "evm-smart"; useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<EvmSmartAccountProperties, “useNetwork”> & { [K in string | number | symbol]: ({ getUserOperation: …; sendUserOperation: …; waitForUserOperation: … } & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)) & ((…) extends (…) ? (…) : (…)))[K] } & { network: Network })[K] }>; useSpendPermission: (options: UseSpendPermissionOptions) => Promise<SendUserOperationReturnType>; waitForUserOperation: (options: Omit<WaitForUserOperationOptions, "smartAccountAddress">) => Promise<WaitForUserOperationReturnType>; waitForFundOperationReceipt: Promise<WaitForFundOperationResult>; }> A promise that resolves to the newly created smart account.

Examples

         const account = await cdp.evm.createAccount();
         const smartAccount = await cdp.evm.createSmartAccount({
           owner: account,
         });

         // See https://viem.sh/docs/accounts/local/privateKeyToAccount
         const privateKey = generatePrivateKey();
         const account = privateKeyToAccount(privateKey);
         const smartAccount = await client.evm.createSmartAccount({
           owner: account,
         });

         const idempotencyKey = uuidv4();

         // First call
         await cdp.evm.createSmartAccount({
           owner: account,
           idempotencyKey,
         });

         // Second call with the same idempotency key will return the same smart account
         await cdp.evm.createSmartAccount({
           owner: account,
           idempotencyKey,

Implementation of

EvmClientInterface.createSmartAccount

createSpendPermission()

createSpendPermission(options: CreateSpendPermissionOptions): Promise<UserOperation>;

Defined in: src/client/evm/evm.ts:365 Creates a spend permission for a smart account.

Parameters

options

CreateSpendPermissionOptions Parameters for creating the spend permission.

Returns

Promise<UserOperation> A promise that resolves to the spend permission.

Example

const userOperation = await cdp.evm.createSpendPermission({
  spendPermission,
  network: "base-sepolia",
});

createSwapQuote()

createSwapQuote(options: CreateSwapQuoteOptions): Promise<
  | CreateSwapQuoteResult
| SwapUnavailableResult>;

Defined in: src/client/evm/evm.ts:658 Creates a quote for a swap between two tokens on an EVM network.

Parameters

options

CreateSwapQuoteOptions The options for creating a swap quote.

Returns

Promise< | CreateSwapQuoteResult | SwapUnavailableResult> A promise that resolves to the swap quote result or a response indicating that liquidity is unavailable.

Example

const swapQuote = await cdp.evm.createSwapQuote({
  network: "ethereum",
  toToken: "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48", // USDC
  fromToken: "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2", // WETH
  fromAmount: BigInt("1000000000000000000"), // 1 WETH
  taker: "0x1234567890123456789012345678901234567890"
});

Implementation of

EvmClientInterface.createSwapQuote

exportAccount()

exportAccount(options: ExportServerAccountOptions): Promise<string>;

Defined in: src/client/evm/evm.ts:259 Exports a CDP EVM account’s private key. It is important to store the private key in a secure place after it’s exported.

Parameters

options

ExportServerAccountOptions Parameters for exporting the account.

Returns

Promise<string> A promise that resolves to the exported account’s 32-byte private key as a hex string, without the “0x” prefix.

Examples

const privateKey = await cdp.evm.exportAccount({
  address: "0x1234567890123456789012345678901234567890",
});

const privateKey = await cdp.evm.exportAccount({
  name: "MyAccount",
});

Implementation of

EvmClientInterface.exportAccount

getAccount()

getAccount(options: GetServerAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  policies?: string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: AccountQuoteSwapOptions) => Promise<AccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendTransaction: (options: Omit<SendTransactionOptions, "address">) => Promise<TransactionResult>;
  sign: (parameters: {
     hash: `0x${string}`;
  }) => Promise<`0x${string}`>;
  signMessage: (parameters: {
     message: SignableMessage;
  }) => Promise<`0x${string}`>;
  signTransaction: (transaction: TransactionSerializable) => Promise<`0x${string}`>;
  signTypedData: <typedData, primaryType>(parameters: TypedDataDefinition<typedData, primaryType>) => Promise<`0x${string}`>;
  swap: (options: AccountSwapOptions) => Promise<SendSwapTransactionResult>;
  transfer: (options: TransferOptions) => Promise<{
     transactionHash: `0x${string}`;
  }>;
  type: "evm-server";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<{ address: `0x${string}`; fund: (options: Omit<(...), (...)>) => Promise<(...)>; listTokenBalances: (options: Omit<(...), (...)>) => Promise<(...)>; name?: string; policies?: (...)[]; quoteFund: (options: Omit<(...), (...)>) => Promise<(...)>; quoteSwap: (options: AccountQuoteSwapOptions) => Promise<(...)>; requestFaucet: (options: Omit<(...), (...)>) => Promise<(...)>; sendTransaction: (options: Omit<(...), (...)>) => Promise<(...)>; sign: (parameters: { hash: ... }) => Promise<(...)>; signMessage: (parameters: { message: ... }) => Promise<(...)>; signTransaction: (transaction: TransactionSerializable) => Promise<(...)>; signTypedData: (parameters: TypedDataDefinition<(...), (...)>) => Promise<(...)>; swap: (options: AccountSwapOptions) => Promise<(...)>; transfer: (options: TransferOptions) => Promise<(...)>; type: "evm-server"; useNetwork: <Network extends NetworkOrRpcUrl>(network: Network) => Promise<{ [K in keyof (Omit<{ address: `0x${string}`; sign: (parameters: { hash: `0x${string}`; }) => Promise<`0x${string}`>; signMessage: (parameters: { message: SignableMessage; }) => Promise<...>; ... 15 more ...; useNetwork: ...; }, "transfer" | ... 5 more ....; useSpendPermission: (options: UseSpendPermissionOptions) => Promise<(...)>; waitForFundOperationReceipt: any }, "transfer" | "sendTransaction" | "quoteSwap" | "swap" | "useSpendPermission" | "useNetwork" | (keyof Actions)> & { [K in string | number | symbol]: ({ sendTransaction: ...; transfer: ...; waitForTransactionReceipt: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<TransactionResult>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:476 Gets a CDP EVM account.

Parameters

options

GetServerAccountOptions Parameters for getting the account. Either address or name must be provided. If both are provided, lookup will be done by address and name will be ignored.

Returns

\{string\}\`; fund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; listTokenBalances: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; name?: string; policies?: (...)\[\]; quoteFund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; quoteSwap: (options: AccountQuoteSwapOptions) =\> Promise\<(...)\>; requestFaucet: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sendTransaction: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sign: (parameters: \{ hash: ... \}) =\> Promise\<(...)\>; signMessage: (parameters: \{ message: ... \}) =\> Promise\<(...)\>; signTransaction: (transaction: TransactionSerializable) =\> Promise\<(...)\>; signTypedData: (parameters: TypedDataDefinition\<(...), (...)\>) =\> Promise\<(...)\>; swap: (options: AccountSwapOptions) =\> Promise\<(...)\>; transfer: (options: TransferOptions) =\> Promise\<(...)\>; type: "evm-server"; useNetwork: \<Network extends NetworkOrRpcUrl\>(network: Network) =\> Promise\<\{ \[K in keyof (Omit\<\{ address: \`0x

{string}`; sign: (parameters: { hash: `0x

\{string\}\`; \}) =\> Promise\<\`0x

Examples

         const account = await cdp.evm.getAccount({
           address: "0x1234567890123456789012345678901234567890",
         });

         const account = await cdp.evm.getAccount({
           name: "MyAccount",
         });

Implementation of

EvmClientInterface.getAccount

getOrCreateAccount()

getOrCreateAccount(options: GetOrCreateServerAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  policies?: string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: AccountQuoteSwapOptions) => Promise<AccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendTransaction: (options: Omit<SendTransactionOptions, "address">) => Promise<TransactionResult>;
  sign: (parameters: {
     hash: `0x${string}`;
  }) => Promise<`0x${string}`>;
  signMessage: (parameters: {
     message: SignableMessage;
  }) => Promise<`0x${string}`>;
  signTransaction: (transaction: TransactionSerializable) => Promise<`0x${string}`>;
  signTypedData: <typedData, primaryType>(parameters: TypedDataDefinition<typedData, primaryType>) => Promise<`0x${string}`>;
  swap: (options: AccountSwapOptions) => Promise<SendSwapTransactionResult>;
  transfer: (options: TransferOptions) => Promise<{
     transactionHash: `0x${string}`;
  }>;
  type: "evm-server";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<{ address: `0x${string}`; fund: (options: Omit<(...), (...)>) => Promise<(...)>; listTokenBalances: (options: Omit<(...), (...)>) => Promise<(...)>; name?: string; policies?: (...)[]; quoteFund: (options: Omit<(...), (...)>) => Promise<(...)>; quoteSwap: (options: AccountQuoteSwapOptions) => Promise<(...)>; requestFaucet: (options: Omit<(...), (...)>) => Promise<(...)>; sendTransaction: (options: Omit<(...), (...)>) => Promise<(...)>; sign: (parameters: { hash: ... }) => Promise<(...)>; signMessage: (parameters: { message: ... }) => Promise<(...)>; signTransaction: (transaction: TransactionSerializable) => Promise<(...)>; signTypedData: (parameters: TypedDataDefinition<(...), (...)>) => Promise<(...)>; swap: (options: AccountSwapOptions) => Promise<(...)>; transfer: (options: TransferOptions) => Promise<(...)>; type: "evm-server"; useNetwork: <Network extends NetworkOrRpcUrl>(network: Network) => Promise<{ [K in keyof (Omit<{ address: `0x${string}`; sign: (parameters: { hash: `0x${string}`; }) => Promise<`0x${string}`>; signMessage: (parameters: { message: SignableMessage; }) => Promise<...>; ... 15 more ...; useNetwork: ...; }, "transfer" | ... 5 more ....; useSpendPermission: (options: UseSpendPermissionOptions) => Promise<(...)>; waitForFundOperationReceipt: any }, "transfer" | "sendTransaction" | "quoteSwap" | "swap" | "useSpendPermission" | "useNetwork" | (keyof Actions)> & { [K in string | number | symbol]: ({ sendTransaction: ...; transfer: ...; waitForTransactionReceipt: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<TransactionResult>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:530 Gets a CDP EVM account, or creates one if it doesn’t exist.

Parameters

options

GetOrCreateServerAccountOptions Parameters for getting or creating the account.

Returns

\{string\}\`; fund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; listTokenBalances: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; name?: string; policies?: (...)\[\]; quoteFund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; quoteSwap: (options: AccountQuoteSwapOptions) =\> Promise\<(...)\>; requestFaucet: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sendTransaction: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sign: (parameters: \{ hash: ... \}) =\> Promise\<(...)\>; signMessage: (parameters: \{ message: ... \}) =\> Promise\<(...)\>; signTransaction: (transaction: TransactionSerializable) =\> Promise\<(...)\>; signTypedData: (parameters: TypedDataDefinition\<(...), (...)\>) =\> Promise\<(...)\>; swap: (options: AccountSwapOptions) =\> Promise\<(...)\>; transfer: (options: TransferOptions) =\> Promise\<(...)\>; type: "evm-server"; useNetwork: \<Network extends NetworkOrRpcUrl\>(network: Network) =\> Promise\<\{ \[K in keyof (Omit\<\{ address: \`0x

{string}`; sign: (parameters: { hash: `0x

\{string\}\`; \}) =\> Promise\<\`0x

Example

const account = await cdp.evm.getOrCreateAccount({
  name: "MyAccount",
});

Implementation of

EvmClientInterface.getOrCreateAccount

getOrCreateSmartAccount()

getOrCreateSmartAccount(options: GetOrCreateSmartAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  getUserOperation: (options: Omit<GetUserOperationOptions, "smartAccount">) => Promise<UserOperation>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  owners: EvmAccount[];
  policies: undefined | string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: SmartAccountQuoteSwapOptions) => Promise<SmartAccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendUserOperation: (options: Omit<SendUserOperationOptions<unknown[]>, "smartAccount">) => Promise<SendUserOperationReturnType>;
  signTypedData: (options: Omit<SignTypedDataOptions, "address"> & {
     network: KnownEvmNetworks;
  }) => Promise<`0x${string}`>;
  swap: (options: SmartAccountSwapOptions) => Promise<SmartAccountSwapResult>;
  transfer: (options: SmartAccountTransferOptions) => Promise<SendUserOperationReturnType>;
  type: "evm-smart";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<EvmSmartAccountProperties, "useNetwork"> & { [K in string | number | symbol]: ({ getUserOperation: ...; sendUserOperation: ...; waitForUserOperation: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<SendUserOperationReturnType>;
  waitForUserOperation: (options: Omit<WaitForUserOperationOptions, "smartAccountAddress">) => Promise<WaitForUserOperationReturnType>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:579 Gets a CDP EVM smart account, or creates one if it doesn’t exist. This method first attempts to retrieve an existing smart account with the given parameters. If no account exists, it creates a new one with the specified owner.

Parameters

options

GetOrCreateSmartAccountOptions Configuration options for getting or creating the smart account.

Returns

Example

const smartAccount = await cdp.evm.getOrCreateSmartAccount({
  name: "MySmartAccount",
  owner: account,
});

getSmartAccount()

getSmartAccount(options: GetSmartAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  getUserOperation: (options: Omit<GetUserOperationOptions, "smartAccount">) => Promise<UserOperation>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  owners: EvmAccount[];
  policies: undefined | string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: SmartAccountQuoteSwapOptions) => Promise<SmartAccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendUserOperation: (options: Omit<SendUserOperationOptions<unknown[]>, "smartAccount">) => Promise<SendUserOperationReturnType>;
  signTypedData: (options: Omit<SignTypedDataOptions, "address"> & {
     network: KnownEvmNetworks;
  }) => Promise<`0x${string}`>;
  swap: (options: SmartAccountSwapOptions) => Promise<SmartAccountSwapResult>;
  transfer: (options: SmartAccountTransferOptions) => Promise<SendUserOperationReturnType>;
  type: "evm-smart";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<EvmSmartAccountProperties, "useNetwork"> & { [K in string | number | symbol]: ({ getUserOperation: ...; sendUserOperation: ...; waitForUserOperation: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<SendUserOperationReturnType>;
  waitForUserOperation: (options: Omit<WaitForUserOperationOptions, "smartAccountAddress">) => Promise<WaitForUserOperationReturnType>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:507 Gets a CDP EVM smart account.

Parameters

options

GetSmartAccountOptions Parameters for getting the smart account. Either address or name must be provided. If both are provided, lookup will be done by address and name will be ignored.

Returns

Example

const smartAccount = await cdp.evm.getSmartAccount({
  address: "0x1234567890123456789012345678901234567890",
  owner: account,
});

Implementation of

EvmClientInterface.getSmartAccount

getSwapPrice()

getSwapPrice(options: GetSwapPriceOptions): Promise<
  | SwapUnavailableResult
| GetSwapPriceResult>;

Defined in: src/client/evm/evm.ts:627 Gets the price for a swap between two tokens on an EVM network.

Parameters

options

GetSwapPriceOptions The options for getting a swap price.

Returns

Promise< | SwapUnavailableResult | GetSwapPriceResult> A promise that resolves to the swap price result or a response indicating that liquidity is unavailable.

Example

const price = await cdp.evm.getSwapPrice({
  network: "ethereum-mainnet",
  toToken: "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48", // USDC
  fromToken: "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2", // WETH
  fromAmount: BigInt("1000000000000000000"), // 1 WETH
  taker: "0x1234567890123456789012345678901234567890"
});

Implementation of

EvmClientInterface.getSwapPrice

getUserOperation()

getUserOperation(options: GetUserOperationOptions): Promise<UserOperation>;

Defined in: src/client/evm/evm.ts:688 Gets a user operation for a smart account by user operation hash.

Parameters

options

GetUserOperationOptions Parameters for getting the user operation.

Returns

Promise<UserOperation> A promise that resolves to the user operation.

Example

const userOp = await cdp.evm.getUserOperation({
  smartAccount,
  userOpHash: "0x1234567890123456789012345678901234567890123456789012345678901234",
});

Implementation of

EvmClientInterface.getUserOperation

importAccount()

importAccount(options: ImportServerAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  policies?: string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: AccountQuoteSwapOptions) => Promise<AccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendTransaction: (options: Omit<SendTransactionOptions, "address">) => Promise<TransactionResult>;
  sign: (parameters: {
     hash: `0x${string}`;
  }) => Promise<`0x${string}`>;
  signMessage: (parameters: {
     message: SignableMessage;
  }) => Promise<`0x${string}`>;
  signTransaction: (transaction: TransactionSerializable) => Promise<`0x${string}`>;
  signTypedData: <typedData, primaryType>(parameters: TypedDataDefinition<typedData, primaryType>) => Promise<`0x${string}`>;
  swap: (options: AccountSwapOptions) => Promise<SendSwapTransactionResult>;
  transfer: (options: TransferOptions) => Promise<{
     transactionHash: `0x${string}`;
  }>;
  type: "evm-server";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<{ address: `0x${string}`; fund: (options: Omit<(...), (...)>) => Promise<(...)>; listTokenBalances: (options: Omit<(...), (...)>) => Promise<(...)>; name?: string; policies?: (...)[]; quoteFund: (options: Omit<(...), (...)>) => Promise<(...)>; quoteSwap: (options: AccountQuoteSwapOptions) => Promise<(...)>; requestFaucet: (options: Omit<(...), (...)>) => Promise<(...)>; sendTransaction: (options: Omit<(...), (...)>) => Promise<(...)>; sign: (parameters: { hash: ... }) => Promise<(...)>; signMessage: (parameters: { message: ... }) => Promise<(...)>; signTransaction: (transaction: TransactionSerializable) => Promise<(...)>; signTypedData: (parameters: TypedDataDefinition<(...), (...)>) => Promise<(...)>; swap: (options: AccountSwapOptions) => Promise<(...)>; transfer: (options: TransferOptions) => Promise<(...)>; type: "evm-server"; useNetwork: <Network extends NetworkOrRpcUrl>(network: Network) => Promise<{ [K in keyof (Omit<{ address: `0x${string}`; sign: (parameters: { hash: `0x${string}`; }) => Promise<`0x${string}`>; signMessage: (parameters: { message: SignableMessage; }) => Promise<...>; ... 15 more ...; useNetwork: ...; }, "transfer" | ... 5 more ....; useSpendPermission: (options: UseSpendPermissionOptions) => Promise<(...)>; waitForFundOperationReceipt: any }, "transfer" | "sendTransaction" | "quoteSwap" | "swap" | "useSpendPermission" | "useNetwork" | (keyof Actions)> & { [K in string | number | symbol]: ({ sendTransaction: ...; transfer: ...; waitForTransactionReceipt: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<TransactionResult>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:183 Imports a CDP EVM account from an external source.

Parameters

options

ImportServerAccountOptions Parameters for importing the account.

Returns

\{string\}\`; fund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; listTokenBalances: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; name?: string; policies?: (...)\[\]; quoteFund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; quoteSwap: (options: AccountQuoteSwapOptions) =\> Promise\<(...)\>; requestFaucet: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sendTransaction: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sign: (parameters: \{ hash: ... \}) =\> Promise\<(...)\>; signMessage: (parameters: \{ message: ... \}) =\> Promise\<(...)\>; signTransaction: (transaction: TransactionSerializable) =\> Promise\<(...)\>; signTypedData: (parameters: TypedDataDefinition\<(...), (...)\>) =\> Promise\<(...)\>; swap: (options: AccountSwapOptions) =\> Promise\<(...)\>; transfer: (options: TransferOptions) =\> Promise\<(...)\>; type: "evm-server"; useNetwork: \<Network extends NetworkOrRpcUrl\>(network: Network) =\> Promise\<\{ \[K in keyof (Omit\<\{ address: \`0x

{string}`; sign: (parameters: { hash: `0x

\{string\}\`; \}) =\> Promise\<\`0x

Examples

         const account = await cdp.evm.importAccount({
           privateKey: "0x123456"
         });

         const account = await cdp.evm.importAccount({
           privateKey: "0x123456",
           name: "MyAccount"
         });

         const idempotencyKey = uuidv4();

         // First call
         await cdp.evm.importAccount({
           privateKey: "0x123456",
           idempotencyKey,
         });

         // Second call with the same idempotency key will return the same account
         await cdp.evm.importAccount({
           privateKey: "0x123456"
           idempotencyKey,
         });

Implementation of

EvmClientInterface.importAccount

listAccounts()

listAccounts(options?: ListServerAccountsOptions): Promise<ListServerAccountResult>;

Defined in: src/client/evm/evm.ts:720 Lists CDP EVM accounts.

Parameters

options?

ListServerAccountsOptions = {} Optional parameters for listing the accounts.

Returns

Promise<ListServerAccountResult> A promise that resolves to an array of accounts, and a token to paginate through the accounts.

Examples

const accounts = await cdp.evm.listAccounts();

         let page = await cdp.evm.listAccounts();

         while (page.nextPageToken) {
           page = await cdp.evm.listAccounts({ pageToken: page.nextPageToken });
         }

Implementation of

EvmClientInterface.listAccounts

listSmartAccounts()

listSmartAccounts(options: ListSmartAccountsOptions): Promise<ListSmartAccountResult>;

Defined in: src/client/evm/evm.ts:814 Lists CDP EVM smart accounts.

Parameters

options

ListSmartAccountsOptions = {} Parameters for listing the smart accounts.

Returns

Promise<ListSmartAccountResult> A promise that resolves to an array of smart accounts, and a token to paginate through the smart accounts.

Examples

const smartAccounts = await cdp.evm.listSmartAccounts();

         let page = await cdp.evm.listSmartAccounts();

         while (page.nextPageToken) {
           page = await cdp.evm.listSmartAccounts({ pageToken: page.nextPageToken });
         }

Implementation of

EvmClientInterface.listSmartAccounts

listSpendPermissions()

listSpendPermissions(options: ListSpendPermissionsOptions): Promise<ListSpendPermissionsResult>;

Defined in: src/client/evm/evm.ts:845 Lists the spend permissions for a smart account.

Parameters

options

ListSpendPermissionsOptions Parameters for listing the spend permissions.

Returns

Promise<ListSpendPermissionsResult> A promise that resolves to the spend permissions.

Implementation of

EvmClientInterface.listSpendPermissions

listTokenBalances()

listTokenBalances(options: ListTokenBalancesOptions): Promise<ListTokenBalancesResult>;

Defined in: src/client/evm/evm.ts:779 Lists CDP EVM token balances.

Parameters

options

ListTokenBalancesOptions Parameters for listing the token balances.

Returns

Promise<ListTokenBalancesResult> A promise that resolves to an array of token balances, and a token to paginate through the token balances.

Examples

const tokenBalances = await cdp.evm.listTokenBalances({
  address: "0x1234567890123456789012345678901234567890",
  network: "base-sepolia",
});

With pagination

let page = await cdp.evm.listTokenBalances({
  address: "0x1234567890123456789012345678901234567890",
  network: "base-sepolia",
});

while (page.nextPageToken) {
  page = await cdp.evm.listTokenBalances({
    address: "0x1234567890123456789012345678901234567890",
    network: "base-sepolia",
    pageToken: page.nextPageToken,
  });
}

###### Implementation of

```ts
EvmClientInterface.listTokenBalances

prepareUserOperation()

prepareUserOperation(options: PrepareUserOperationOptions): Promise<UserOperation>;

Defined in: src/client/evm/evm.ts:881 Prepares a user operation for a smart account.

Parameters

options

PrepareUserOperationOptions Parameters for preparing the user operation.

Returns

Promise<UserOperation> A promise that resolves to the user operation hash.

Example

const userOp = await cdp.evm.prepareUserOperation({
  smartAccount,
  network: "base-sepolia",
  calls: [
    {
      to: "0x1234567890123456789012345678901234567890",
      value: parseEther("0.000001"),
      data: "0x",
    },
  ],
});

Implementation of

EvmClientInterface.prepareUserOperation

requestFaucet()

requestFaucet(options: RequestFaucetOptions): Promise<RequestFaucetResult>;

Defined in: src/client/evm/evm.ts:931 Requests funds from an EVM faucet.

Parameters

options

RequestFaucetOptions Parameters for requesting funds from the EVM faucet.

Returns

Promise<RequestFaucetResult> A promise that resolves to the transaction hash.

Example

const result = await cdp.evm.requestFaucet({
  address: "0x1234567890123456789012345678901234567890",
  network: "base-sepolia",
  token: "eth",
});

Implementation of

EvmClientInterface.requestFaucet

revokeSpendPermission()

revokeSpendPermission(options: RevokeSpendPermissionOptions): Promise<UserOperation>;

Defined in: src/client/evm/evm.ts:424 Revokes a spend permission for a smart account.

Parameters

options

RevokeSpendPermissionOptions Parameters for revoking the spend permission.

Returns

Promise<UserOperation> A promise that resolves to the user operation.

Example

const userOperation = await cdp.evm.revokeSpendPermission({
  address: "0x1234567890123456789012345678901234567890",
  permissionHash: "0x1234567890123456789012345678901234567890123456789012345678901234",
  network: "base-sepolia",
});

sendTransaction()

sendTransaction(options: SendTransactionOptions): Promise<TransactionResult>;

Defined in: src/client/evm/evm.ts:988 Signs an EVM transaction and sends it to the specified network using the Coinbase API. This method handles nonce management and gas estimation automatically.

Parameters

options

SendTransactionOptions Configuration options for sending the transaction.

Returns

Promise<TransactionResult> A promise that resolves to the transaction hash.

Examples

Sending an RLP-encoded transaction

import { parseEther, serializeTransaction } from "viem";
import { baseSepolia } from "viem/chains";

const { transactionHash } = await cdp.evm.sendTransaction({
  address: account.address,
  transaction: serializeTransaction({
    to: "0x4252e0c9A3da5A2700e7d91cb50aEf522D0C6Fe8",
    value: parseEther("0.000001"),
    chainId: baseSepolia.id,
    // Fields below are optional, CDP API will populate them if omitted.
    // nonce
    // maxPriorityFeePerGas
    // maxFeePerGas
    // gas
  }),
  network: "base-sepolia",
});

Sending an EIP-1559 transaction request object

const { transactionHash } = await cdp.evm.sendTransaction({
  address: account.address,
  transaction: {
    to: "0x4252e0c9A3da5A2700e7d91cb50aEf522D0C6Fe8",
    value: parseEther("0.000001"),
    // Fields below are optional, CDP API will populate them if omitted.
    // nonce
    // maxPriorityFeePerGas
    // maxFeePerGas
    // gas
  },
  network: "base-sepolia",
});

Implementation of

EvmClientInterface.sendTransaction

sendUserOperation()

sendUserOperation(options: SendUserOperationOptions<unknown[]>): Promise<SendUserOperationReturnType>;

Defined in: src/client/evm/evm.ts:1027 Sends a user operation.

Parameters

options

SendUserOperationOptions<unknown[]> Parameters for sending the user operation.

Returns

Promise<SendUserOperationReturnType> A promise that resolves to an object containing the smart account address, the user operation hash, and the status of the user operation.

Example

const userOp = await cdp.evm.sendUserOperation({
  smartAccount,
  network: "base-sepolia",
  calls: [
    {
      to: "0x1234567890123456789012345678901234567890",
      value: parseEther("0.000001"),
      data: "0x",
    },
  ],
});

Implementation of

EvmClientInterface.sendUserOperation

signHash()

signHash(options: SignHashOptions): Promise<SignatureResult>;

Defined in: src/client/evm/evm.ts:1067 Signs an EVM hash.

Parameters

options

SignHashOptions Parameters for signing the hash.

Returns

Promise<SignatureResult> A promise that resolves to the signature.

Example

// Create a new EVM server account to sign with
const ethAccount = await cdp.createEvmServerAccount({});

const signature = await cdp.evm.signHash({
  address: ethAccount.address,
  hash: "0x1234567890123456789012345678901234567890123456789012345678901234",
});

Implementation of

EvmClientInterface.signHash

signMessage()

signMessage(options: SignMessageOptions): Promise<SignatureResult>;

Defined in: src/client/evm/evm.ts:1106 Signs an EIP-191 message.

Parameters

options

SignMessageOptions Parameters for signing the message.

Returns

Promise<SignatureResult> A promise that resolves to the signature.

Example

// Create a new EVM server account to sign with
const ethAccount = await cdp.createEvmServerAccount({});

const signature = await cdp.evm.signMessage({
  address: ethAccount.address,
  message: "Hello, world!",
});

Implementation of

EvmClientInterface.signMessage

signTransaction()

signTransaction(options: SignTransactionOptions): Promise<SignatureResult>;

Defined in: src/client/evm/evm.ts:1228 Signs an EVM transaction.

Parameters

options

SignTransactionOptions Configuration options for signing the transaction.

Returns

Promise<SignatureResult> A promise that resolves to the signature.

Example

import { parseEther, serializeTransaction } from "viem";
import { baseSepolia } from "viem/chains";

// Create a new EVM server account to sign with
const ethAccount = await cdp.createEvmServerAccount({});

const serializedTx = serializeTransaction(
  {
    chainId: baseSepolia.id,
    data: "0x",
    to: "0x4252e0c9A3da5A2700e7d91cb50aEf522D0C6Fe8",
    type: "eip1559",
    value: parseEther("0.000001"),
  },
);

const signature = await cdp.evm.signTransaction({
  address: ethAccount.address,
  transaction: serializedTx,
});

Implementation of

EvmClientInterface.signTransaction

signTypedData()

signTypedData(options: SignTypedDataOptions): Promise<SignatureResult>;

Defined in: src/client/evm/evm.ts:1169 Signs an EIP-712 message.

Parameters

options

SignTypedDataOptions Parameters for signing the EIP-712 message.

Returns

Promise<SignatureResult> A promise that resolves to the signature.

Example

const signature = await cdp.evm.signTypedData({
  address: account.address,
  domain: {
    name: "Permit2",
    chainId: 1,
    verifyingContract: "0x000000000022D473030F116dDEE9F6B43aC78BA3",
  },
  types: {
    EIP712Domain: [
      { name: "name", type: "string" },
      { name: "chainId", type: "uint256" },
      { name: "verifyingContract", type: "address" },
    ],
    PermitTransferFrom: [
      { name: "permitted", type: "TokenPermissions" },
      { name: "spender", type: "address" },
      { name: "nonce", type: "uint256" },
      { name: "deadline", type: "uint256" },
    ],
    TokenPermissions: [
      { name: "token", type: "address" },
      { name: "amount", type: "uint256" },
    ],
  },
  primaryType: "PermitTransferFrom",
  message: {
    permitted: {
      token: "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
      amount: "1000000",
    },
    spender: "0xFfFfFfFFfFFfFFfFFfFFFFFffFFFffffFfFFFfFf",
    nonce: "0",
    deadline: "1717123200",
  },
});

Implementation of

EvmClientInterface.signTypedData

updateAccount()

updateAccount(options?: UpdateEvmAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  policies?: string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: AccountQuoteSwapOptions) => Promise<AccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendTransaction: (options: Omit<SendTransactionOptions, "address">) => Promise<TransactionResult>;
  sign: (parameters: {
     hash: `0x${string}`;
  }) => Promise<`0x${string}`>;
  signMessage: (parameters: {
     message: SignableMessage;
  }) => Promise<`0x${string}`>;
  signTransaction: (transaction: TransactionSerializable) => Promise<`0x${string}`>;
  signTypedData: <typedData, primaryType>(parameters: TypedDataDefinition<typedData, primaryType>) => Promise<`0x${string}`>;
  swap: (options: AccountSwapOptions) => Promise<SendSwapTransactionResult>;
  transfer: (options: TransferOptions) => Promise<{
     transactionHash: `0x${string}`;
  }>;
  type: "evm-server";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<{ address: `0x${string}`; fund: (options: Omit<(...), (...)>) => Promise<(...)>; listTokenBalances: (options: Omit<(...), (...)>) => Promise<(...)>; name?: string; policies?: (...)[]; quoteFund: (options: Omit<(...), (...)>) => Promise<(...)>; quoteSwap: (options: AccountQuoteSwapOptions) => Promise<(...)>; requestFaucet: (options: Omit<(...), (...)>) => Promise<(...)>; sendTransaction: (options: Omit<(...), (...)>) => Promise<(...)>; sign: (parameters: { hash: ... }) => Promise<(...)>; signMessage: (parameters: { message: ... }) => Promise<(...)>; signTransaction: (transaction: TransactionSerializable) => Promise<(...)>; signTypedData: (parameters: TypedDataDefinition<(...), (...)>) => Promise<(...)>; swap: (options: AccountSwapOptions) => Promise<(...)>; transfer: (options: TransferOptions) => Promise<(...)>; type: "evm-server"; useNetwork: <Network extends NetworkOrRpcUrl>(network: Network) => Promise<{ [K in keyof (Omit<{ address: `0x${string}`; sign: (parameters: { hash: `0x${string}`; }) => Promise<`0x${string}`>; signMessage: (parameters: { message: SignableMessage; }) => Promise<...>; ... 15 more ...; useNetwork: ...; }, "transfer" | ... 5 more ....; useSpendPermission: (options: UseSpendPermissionOptions) => Promise<(...)>; waitForFundOperationReceipt: any }, "transfer" | "sendTransaction" | "quoteSwap" | "swap" | "useSpendPermission" | "useNetwork" | (keyof Actions)> & { [K in string | number | symbol]: ({ sendTransaction: ...; transfer: ...; waitForTransactionReceipt: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<TransactionResult>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:1287 Updates a CDP EVM account.

Parameters

options?

UpdateEvmAccountOptions Optional parameters for creating the account.

Returns

\{string\}\`; fund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; listTokenBalances: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; name?: string; policies?: (...)\[\]; quoteFund: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; quoteSwap: (options: AccountQuoteSwapOptions) =\> Promise\<(...)\>; requestFaucet: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sendTransaction: (options: Omit\<(...), (...)\>) =\> Promise\<(...)\>; sign: (parameters: \{ hash: ... \}) =\> Promise\<(...)\>; signMessage: (parameters: \{ message: ... \}) =\> Promise\<(...)\>; signTransaction: (transaction: TransactionSerializable) =\> Promise\<(...)\>; signTypedData: (parameters: TypedDataDefinition\<(...), (...)\>) =\> Promise\<(...)\>; swap: (options: AccountSwapOptions) =\> Promise\<(...)\>; transfer: (options: TransferOptions) =\> Promise\<(...)\>; type: "evm-server"; useNetwork: \<Network extends NetworkOrRpcUrl\>(network: Network) =\> Promise\<\{ \[K in keyof (Omit\<\{ address: \`0x

{string}`; sign: (parameters: { hash: `0x

\{string\}\`; \}) =\> Promise\<\`0x

Examples

         const account = await cdp.evm.updateAccount({ address: "0x...", update: { name: "New Name" } });

         const account = await cdp.evm.updateAccount({ address: "0x...", update: { accountPolicy: "73bcaeeb-d7af-4615-b064-42b5fe83a31e" } });

         const idempotencyKey = uuidv4();

         // First call
         await cdp.evm.updateAccount({
           address: "0x...",
           update: { accountPolicy: "73bcaeeb-d7af-4615-b064-42b5fe83a31e" },
           idempotencyKey,
         });

         // Second call with the same idempotency key will not update
         await cdp.evm.updateAccount({
           address: '0x...',
           update: { name: "" },
           idempotencyKey,
         });

Implementation of

EvmClientInterface.updateAccount

updateSmartAccount()

updateSmartAccount(options?: UpdateEvmSmartAccountOptions): Promise<{
  address: `0x${string}`;
  fund: (options: Omit<EvmFundOptions, "address">) => Promise<FundOperationResult>;
  getUserOperation: (options: Omit<GetUserOperationOptions, "smartAccount">) => Promise<UserOperation>;
  listTokenBalances: (options: Omit<ListTokenBalancesOptions, "address">) => Promise<ListTokenBalancesResult>;
  name?: string;
  owners: EvmAccount[];
  policies: undefined | string[];
  quoteFund: (options: Omit<EvmQuoteFundOptions, "address">) => Promise<EvmQuote>;
  quoteSwap: (options: SmartAccountQuoteSwapOptions) => Promise<SmartAccountQuoteSwapResult>;
  requestFaucet: (options: Omit<RequestFaucetOptions, "address">) => Promise<RequestFaucetResult>;
  sendUserOperation: (options: Omit<SendUserOperationOptions<unknown[]>, "smartAccount">) => Promise<SendUserOperationReturnType>;
  signTypedData: (options: Omit<SignTypedDataOptions, "address"> & {
     network: KnownEvmNetworks;
  }) => Promise<`0x${string}`>;
  swap: (options: SmartAccountSwapOptions) => Promise<SmartAccountSwapResult>;
  transfer: (options: SmartAccountTransferOptions) => Promise<SendUserOperationReturnType>;
  type: "evm-smart";
  useNetwork: <Network>(network: Network) => Promise<{ [K in string | number | symbol]: (Omit<EvmSmartAccountProperties, "useNetwork"> & { [K in string | number | symbol]: ({ getUserOperation: ...; sendUserOperation: ...; waitForUserOperation: ... } & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)) & ((...) extends (...) ? (...) : (...)))[K] } & { network: Network })[K] }>;
  useSpendPermission: (options: UseSpendPermissionOptions) => Promise<SendUserOperationReturnType>;
  waitForUserOperation: (options: Omit<WaitForUserOperationOptions, "smartAccountAddress">) => Promise<WaitForUserOperationReturnType>;
  waitForFundOperationReceipt: Promise<WaitForFundOperationResult>;
}>;

Defined in: src/client/evm/evm.ts:1319 Updates a CDP EVM smart account.

Parameters

options?

UpdateEvmSmartAccountOptions Optional parameters for updating the account.

Returns

Implementation of

EvmClientInterface.updateSmartAccount

waitForUserOperation()

waitForUserOperation(options: WaitForUserOperationOptions): Promise<WaitForUserOperationReturnType>;

Defined in: src/client/evm/evm.ts:1372 Waits for a user operation to complete or fail.

Parameters

options

WaitForUserOperationOptions Parameters for waiting for the user operation.

Returns

Promise<WaitForUserOperationReturnType> A promise that resolves to the transaction receipt.

Example

// Send a user operation and get the user operation hash
const { userOpHash } = await cdp.evm.sendUserOperation({
  smartAccount,
  network: "base-sepolia",
  calls: [
    {
      to: "0x0000000000000000000000000000000000000000",
      value: parseEther("0.000001"),
      data: "0x",
    },
  ],
});

// Wait for the user operation to complete or fail
const result = await cdp.evm.waitForUserOperation({
  smartAccountAddress: smartAccount.address,
  userOpHash: userOp.userOpHash,
});

SDKs

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CONSUMER APIs

INSTITUTIONAL APIs

​Classes

​EvmClient

​Implements

​Constructors

Constructor

Returns

​Methods

createAccount()

Parameters

options?

Returns

Examples

Implementation of

createSmartAccount()

Parameters

options

Returns

Examples

Implementation of

createSpendPermission()

Parameters

options

Returns

Example

createSwapQuote()

Parameters

options

Returns

Example

Implementation of

exportAccount()

Parameters

options

Returns

Examples

Implementation of

getAccount()

Parameters

options

Returns

Examples

Implementation of

getOrCreateAccount()

Parameters

options

Returns

Example

Implementation of

getOrCreateSmartAccount()

Parameters

options

Returns

Example

getSmartAccount()

Parameters

options

Returns

Example

Implementation of

getSwapPrice()

Parameters

options

Returns

Example

Implementation of

getUserOperation()

Parameters

options

Returns

Example

Implementation of

importAccount()

Parameters

options

Returns

Examples

Classes

EvmClient

Implements

Constructors

Methods