External wallet API reference

Client config

interface AgentKitClientConfig {
  apiKey: string;
  wallet?: 'server' | 'external'; // 'external' for this guide
  baseUrl?: string;
  retryCount?: number;
  fetch?: typeof fetch;
}

Set wallet: 'external' on the client, or pass wallet: 'external' on individual createAgent() calls. See External wallet overview.

Methods

Method	Purpose
`createAgent()`	Create agent + save your address
`createAgentDirect()`	Same as external create (addresses only)
`prepareAgentIdentity()`	Build registry calldata (step 1)
`confirmAgentIdentity()`	Persist tx after you sign (step 3)
`registerAgentIdentityExternal()`	Prepare + your `signTransaction` + confirm
`getAgentIdentity()`	Read stored ERC-8004 record

Identity methods are documented with examples in On-chain identity (external).

Types

AgentKitWalletMode — 'server' | 'external'
AgentKitWalletInfo — type, evmAddress, optional solanaAddress (no accessKey for external)
RegisterAgentIdentityExternalInput — agentId, evmAddress, chainId, signTransaction, optional services

External wallet overview
SDK quickstart — server wallet mode
Credentials cheat sheet — when you need accessKey

On-chain identity Overview

Getting started

SDK & wallets

Third-party integrations

Off-chain policies

Identity

Build your app

MCP

Payments

Help

External wallet API reference

Client config

Methods

Types

​Client config

​Methods

​Types

​Related

Client config

Methods

Types

Related