Bankr x402 SDK - Capabilities

SDK Capabilities

Complete guide to operations supported by the Bankr SDK. The SDK accepts natural language prompts and returns transaction data for execution.

Supported Operations

Category	Operation	Example Prompt
Swaps	Token swap	"Swap 0.1 ETH to USDC"
	Value-based buy	"Buy $100 of DEGEN"
	Percentage swap	"Swap 50% of my ETH to USDC"
Transfers	ERC20 transfer	"Send 100 USDC to 0x..."
	ETH transfer	"Send 0.1 ETH to @username"
	NFT transfer	"Send my Bored Ape #123 to 0x..."
Wrapping	Wrap ETH	"Wrap 1 ETH"
	Unwrap WETH	"Unwrap 1 WETH"
Cross-Chain	Bridge (EVM only)	"Bridge 100 USDC from Ethereum to Base"
Leverage	Long position	"Buy $50 of ETH/USD with 5x leverage"
	Short position	"Short $10 of GOLD"
	Close position	"Close all my BTC/USD positions"
NFTs	Buy NFT	"Buy the cheapest Tiny Dino NFT"
	List for sale	"List my Bored Ape for 10 ETH"
	Mint (Manifold)	"Mint from Manifold at 0x..."
	Mint (SeaDrop)	"Mint from SeaDrop at 0x..."
Staking	Stake BNKR	"Stake 1000 BNKR"
	Unstake	"Unstake my BNKR"
Queries	Balances	"What are my balances?"
	NFT holdings	"What NFTs do I own?"
	Token price	"Price of ETH"
	Token analysis	"Analyze DEGEN"

NOT Supported

Feature	Alternative
Polymarket betting	Use https://bankr.bot directly
Limit orders	Use https://swap.bankr.bot
DCA/TWAP orders	Use https://swap.bankr.bot
Solana cross-chain	EVM chains only
Bankr Earn	Use Bankr terminal

Supported Chains

Chain	Native Token	Default
Base	ETH	Yes
Ethereum	ETH	No
Polygon	MATIC	No

Usage

import { BankrClient } from "@bankr/sdk";

const client = new BankrClient({
  privateKey: process.env.BANKR_PRIVATE_KEY as `0x${string}`,
});

const result = await client.promptAndWait({
  prompt: "Swap 0.1 ETH to USDC on Base",
});

if (result.status === "completed" && result.transactions?.length) {
  // Execute the returned transaction with your wallet
  await wallet.sendTransaction(result.transactions[0].metadata.transaction);
}

Cost

Each request costs $0.01 USDC via x402 micropayments. Gas fees for transactions are paid separately.

Related Skills

• sdk-token-swaps: Token swap patterns and approval handling
• sdk-transaction-builder: Building transfers, NFT ops, bridges
• sdk-balance-queries: Portfolio and balance queries