Solana Swap API 官方 SDK

import { SolanaTracker } from 'solana-swap';

const tracker = new SolanaTracker('YOUR_API_KEY', 'YOUR_PRIVATE_KEY');

// Get quote
const quote = await tracker.getRate({
  from: 'So11111111111111111111111111111111111111112',
  to: '4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R',
  amount: 1,
  slippage: 10
});

// Execute swap
const swap = await tracker.swap({
  from: 'So11111111111111111111111111111111111111112',
  to: '4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R',
  fromAmount: 0.1,
  slippage: 10,
  payer: 'YOUR_WALLET_ADDRESS'
});

from solana_swap import SolanaTracker

tracker = SolanaTracker('YOUR_API_KEY', 'YOUR_PRIVATE_KEY')

# Get quote
quote = tracker.get_rate(
    from_token='So11111111111111111111111111111111111111112',
    to_token='4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R',
    amount=1,
    slippage=10
)

# Execute swap
swap = tracker.swap(
    from_token='So11111111111111111111111111111111111111112',
    to_token='4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R',
    from_amount=0.1,
    slippage=10,
    payer='YOUR_WALLET_ADDRESS'
)

import { useState } from 'react';
import { SolanaTracker } from 'solana-swap';

function SwapComponent() {
  const [quote, setQuote] = useState(null);
  const tracker = new SolanaTracker(process.env.NEXT_PUBLIC_API_KEY);
  
  async function getQuote(amount) {
    const result = await tracker.getRate({
      from: 'So11111111111111111111111111111111111111112',
      to: '4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R',
      amount: parseFloat(amount),
      slippage: 10
    });
    setQuote(result);
  }
  
  return (
    <div>
      <input 
        type="number" 
        onChange={(e) => getQuote(e.target.value)}
        placeholder="Amount"
      />
      {quote && (
        <div>
          <p>Expected: {quote.amountOut}</p>
          <p>Minimum: {quote.minAmountOut}</p>
          <p>Impact: {(quote.priceImpact * 100).toFixed(2)}%</p>
          <p>Connect a wallet-backed signing flow before executing swaps.</p>
        </div>
      )}
    </div>
  );
}

from solana_swap import SolanaTracker

tracker = SolanaTracker(
    api_key='YOUR_API_KEY',
    private_key='YOUR_PRIVATE_KEY'
)

SOL = 'So11111111111111111111111111111111111111112'
TARGET = '4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R'

# Get quote
quote = tracker.get_rate(
    from_token=SOL,
    to_token=TARGET,
    amount=0.1,
    slippage=10
)

# Check price impact
if quote['priceImpact'] < 0.03:  # < 3%
    # Execute swap
    swap = tracker.swap(
        from_token=SOL,
        to_token=TARGET,
        from_amount=0.1,
        slippage=10,
        payer='YOUR_WALLET',
        priority_fee='auto',
        priority_fee_level='high'
    )
    print(f"Swap completed: {swap['txn']}")
else:
    print("Price impact too high")