Brian <> Coinbase SDK

A TypeScript SDK that integrates Brian AI's transaction capabilities with Coinbase's wallet functionality, providing a seamless interface for blockchain interactions.

Features

• Easy integration with Brian AI and Coinbase SDKs
• Wallet management (create, import, export)
• Support for various blockchain operations:
  • Transfers (ETH and ERC20 tokens)
  • Swaps
  • Bridging
  • Deposits and Withdrawals
  • Borrowing and Repaying (AAVE)
  • ENS Registration and Renewal
• Automatic transaction handling based on Brian AI's responses

Installation

npm install @brian-ai/cdp-sdk

Usage

Here's a quick example of how to use the SDK:

import { BrianCoinbaseSDK } from "@brian-ai/cdp-sdk";

const sdk = new BrianCoinbaseSDK({
  brianApiKey: "your_brian_api_key",
  coinbaseApiKeyName: "your_coinbase_api_key_name",
  coinbaseApiKeySecret: "your_coinbase_api_key_secret",
});
// Create a wallet
await sdk.createWallet({ networkId: "base-mainnet" });
// Fund your wallet in some way. The brian-ai/cdp-sdk does not support Base sepolia

// Execute a transaction based on a prompt
const txHashes = await sdk.transact("Swap 0.1 ETH for USDC");
console.log("Transaction hashes:", txHashes);

Configuration

The BrianCoinbaseSDK constructor accepts the following options:

• brianApiKey (required): Your Brian AI API key
• brianApiUrl (optional): Custom Brian AI API URL
• coinbaseApiKeyName (required if not using file path): Your Coinbase API key name
• coinbaseApiKeySecret (required if not using file path): Your Coinbase API key secret
• coinbaseFilePath (required if not using API key): Path to Coinbase configuration file
• coinbaseOptions (optional): Additional Coinbase SDK options

API Reference

• createWallet(options: WalletCreateOptions): Promise<Wallet>
• importWallet(walletData: WalletData): Promise<Wallet>
• exportWallet(): WalletData
• saveWallet__insecure(filePath: string, encrypt?: boolean): string
• getDefaultAddress(): Promise<WalletAddress | undefined>
• fundWallet(): Promise<FaucetTransaction>
• transact(prompt: string): Promise<(Transfer | ContractInvocation)[]>

For detailed information on each method, please refer to the source code and comments.

License

This project is licensed under the MIT License - see the LICENSE file for details.