> ## Documentation Index
> Fetch the complete documentation index at: https://docs.inkyswap.com/llms.txt
> Use this file to discover all available pages before exploring further.
# Get Swap Quote
> Get a price quote for swapping tokens with optional transaction building
## Query Parameters
Input token address (use `0x0000000000000000000000000000000000000000` for native ETH)
Output token address (use `0x0000000000000000000000000000000000000000` for native ETH)
Amount of input token (in smallest unit). Either `amount` or `amountOut` must be provided
Desired amount of output token (in smallest unit). Either `amount` or `amountOut` must be provided
Slippage tolerance in basis points (e.g., 100 = 1%). Range: 0-10000
Whether to build the transaction data
User's wallet address (required if `buildTx` is true)
## Response
Actual input amount in smallest unit
Expected output amount in smallest unit
Minimum output amount after slippage (if slippage provided)
Maximum input amount after slippage (if using exact output)
Exchange rate for this specific trade (accounts for price impact)
Current spot price without price impact
Token addresses in the swap route
Estimated price impact percentage (0-1)
Total LP fees in input token amount
Additional quote information
LP fee percentage
Router contract address
Applied slippage in basis points
Transaction data (if `buildTx` is true)
Sender address
Router contract address
Encoded transaction data
ETH value to send (for ETH swaps)
Estimated gas price
Estimated gas limit
```json theme={null}
{
"amountIn": "1000000000000000000",
"amountOut": "2500000000",
"minimumAmountOut": "2475000000",
"executionRate": "2500000000000000000000",
"spotRate": "2505000000000000000000",
"path": [
"0x0000000000000000000000000000000000000000",
"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
],
"priceImpact": 0.002,
"lpFee": "3000000000000000",
"metadata": {
"lpFeePercent": 0.003,
"routerAddress": "0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D",
"slippageBps": 100
},
"transaction": {
"from": "0x1234567890abcdef1234567890abcdef12345678",
"to": "0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D",
"data": "0x7ff36ab500000...",
"value": "1000000000000000000",
"gasPrice": "50000000000",
"gas": "250000"
}
}
```
```bash cURL theme={null}
curl -X GET "https://inkyswap.com/api/quote?tokenIn=0x0000000000000000000000000000000000000000&tokenOut=0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48&amount=1000000000000000000"
curl -X GET "https://inkyswap.com/api/quote?tokenIn=0x0000000000000000000000000000000000000000&tokenOut=0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48&amount=1000000000000000000&slippage=100&buildTx=true&userAddress=0x1234567890abcdef1234567890abcdef12345678"
```
```typescript TypeScript theme={null}
const response = await fetch(
'https://inkyswap.com/api/quote?' +
new URLSearchParams({
tokenIn: '0x0000000000000000000000000000000000000000',
tokenOut: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48',
amount: '1000000000000000000'
})
);
const quote = await response.json();
const txResponse = await fetch(
'https://inkyswap.com/api/quote?' +
new URLSearchParams({
tokenIn: '0x0000000000000000000000000000000000000000',
tokenOut: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48',
amount: '1000000000000000000',
slippage: '100',
buildTx: 'true',
userAddress: '0x1234567890abcdef1234567890abcdef12345678'
})
);
const txQuote = await txResponse.json();
```
```python Python theme={null}
import requests
response = requests.get(
"https://inkyswap.com/api/quote",
params={
"tokenIn": "0x0000000000000000000000000000000000000000",
"tokenOut": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
"amount": "1000000000000000000"
}
)
quote = response.json()
tx_response = requests.get(
"https://inkyswap.com/api/quote",
params={
"tokenIn": "0x0000000000000000000000000000000000000000",
"tokenOut": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
"amount": "1000000000000000000",
"slippage": "100",
"buildTx": "true",
"userAddress": "0x1234567890abcdef1234567890abcdef12345678"
}
)
tx_quote = tx_response.json()
```