Curve v2
Below is the list of tokens we currently support for these endpoints. We are happy to add support for additional tokens upon request.
Supported Mainnet Token Pairs
steth - ETH/stETH
0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee, 0xae7ab96520de3a18e5e111b5eaab095312d7fe84
threepool - DAI/USDC/USDT
0x6b175474e89094c44da98b954eedeac495271d0f, 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48, 0xdac17f958d2ee523a2206206994597c13d831ec7
FRAXsDAI - FRAX/sDAI
0x853d955acef822db058eb8505911ed77f175b99e, 0x83f20f44975d03b1b09e64809b757c47f942beea
FRAXPYUSD - FRAX/PYUSD
0x853d955acef822db058eb8505911ed77f175b99e, 0x6c3ea9036406852006290770bedfcaba0e23a0e8
frxETHWETH - WETH/frxETH
0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2, 0x5e8422345238f34275888049021821e8e08caa1f
stETHng - ETH/stETH
0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee, 0xae7ab96520de3a18e5e111b5eaab095312d7fe84
fraxusdc - FRAX/USDC
0x853d955acef822db058eb8505911ed77f175b99e, 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48
tricrypto2 - USDT/WBTC/WETH
0xdac17f958d2ee523a2206206994597c13d831ec7, 0x2260fac5e5542a773aa44fbcfedf7c193bc2c599, 0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2
TriCryptoUSDT - USDT/WBTC/WETH
0xdac17f958d2ee523a2206206994597c13d831ec7, 0x2260fac5e5542a773aa44fbcfedf7c193bc2c599, 0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2
stETHfrxETH - stETH/frxETH
0xae7ab96520de3a18e5e111b5eaab095312d7fe84, 0x5e8422345238f34275888049021821e8e08caa1f
alUSDFRAXBP - alUSD/FRAX/BASIS
0xbc6da0fe9ad5f3b0d58160288917aa56653660e9, 0x3175df0976dfa876431c2e9ee6bc45b65d3473cc
PayPool - PYUSD/USDC
0x6c3ea9036406852006290770bedfcaba0e23a0e8, 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48
mkUSDUSDC - mkUSD/USDC
0x4591dbff62656e7859afe5e45f6f47d3669fbb28, 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48
TriCryptoUSDC - USDC/WBTC/WETH
0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48, 0x2260fac5e5542a773aa44fbcfedf7c193bc2c599, 0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2
frxeth - ETH/frxETH
0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee, 0x5e8422345238f34275888049021821e8e08caa1f
OETH - ETH/OETH
0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee, 0x856c4efb76c1d1ae02e20ceb03a2a6a08b0b8dc3
cvxCrvCrv - cvxCrv/Crv
0xd533a949740bb3306d119cc777fa900ba034cd52, 0x62b9c7356a2dc64a1969e19c23e4f579f9810aa7
ETHxwstETH - ETHx/wstETH
0x7f39c581f595b53c5cb19bd0b3f8da6c935e2ca0, 0xa35b1b31ce002fbf2058d22f30f95d405200a15b
cvxFxsFxs - cvxFXS/FXS
0x3432b6a60d23ca0dfca7761b7ab56459d9c964d0, 0xfeef77d3f69374f66429c91d732a244f074bdf74
FRAXFPI - FRAX/FPI
0x853d955acef822db058eb8505911ed77f175b99e, 0x5ca135cb8527d76e932f34b5145575f9d8cbe08e
mim - MIM/DAI/USDC/USDT
0x99d8a9c45b2eca8864373a26d1459e3dff1e17f3, 0x6c3f90f043a72fa612cbac8115ee7e52bde6e490
crvUSDUSDC - USDC/crvUSD
0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48, 0xf939e0a03fb07f59a73314e73794be0e57ac1b4e
alETHfrxETH - alETH/frxETH
0x0100546f2cd4c9d97f798ffc9755e47865ff7ee6, 0x5e8422345238f34275888049021821e8e08caa1f
aave - DAI/USDC/USDT
0x028171bca77440897b824ca71d1c56cac55b68a3, 0xbcca60bb61934080951369a648fb03df4f96263c, 0x3ed3b47dd13ec9a98b44e6204a523e766b225811
crvUSDUSDT - USDT/crvUSD
0xdac17f958d2ee523a2206206994597c13d831ec7, 0xf939e0a03fb07f59a73314e73794be0e57ac1b4e
/getprice
Returns the swap quotation for the given token pairs.
GET https://api.expand.network/dex/getprice
Query Parameters
https://api.expand.network/dex/getprice?dexId=1500&path=0x6b175474e89094c44da98b954eedeac495271d0f,0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48&amountIn=10000000000000000000
{
"status": 200,
"msg": "success",
"data": {
"amountIn": "10000000000000000000",
"path": [
"0x6b175474e89094c44da98b954eedeac495271d0f",
"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"
],
"amountsOut": [
"10000000000000000000",
"9998342"
]
}
}
/getuserliquidity
Returns the balance of a particular token pair of an account.
GET https://api.expand.network/dex/getuserliquidity
Query Parameters
https://api.expand.network/dex/getuserliquidity?address=0x6fb447ae94f5180254d436a693907a1f57696900&dexId=1500&tokenA=0x6b175474e89094c44da98b954eedeac495271d0f&tokenB=0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48&tokenC=0xdac17f958d2ee523a2206206994597c13d831ec7
{
"status": 200,
"msg": "success",
"data": {
"pairAddress": "0x6c3f90f043a72fa612cbac8115ee7e52bde6e490",
"tokenA": "0",
"tokenB": "0",
"tokenC": "0",
"liquidity": "0"
}
}
/getpoolliquidity
Returns the total liquidity for a specified pool.
GET https://api.expand.network/dex/getpoolliquidity
Query Parameters
https://api.expand.network/dex/getpoolliquidity?dexId=1500&poolAddress=0xc5424b857f758e906013f3555dad202e4bdb4567
{
"status": 200,
"msg": "success",
"data": {
"totalLiquidity": "6906912970691008135418"
}
}
/gettokenliquidity
Returns the individual token liquidity within the specified liquidity pool.
GET https://api.expand.network/dex/gettokenliquidity
Query Parameters
https://api.expand.network/dex/gettokenliquidity?dexId=1500&poolAddress=0xdebf20617708857ebe4f679508e7b7863a8a8eee
{
"status": 200,
"msg": "success",
"data": {
"aDAI": "4410821251140993186643520",
"aUSDC": "4427459634996",
"aUSDT": "12345097594917"
}
}
/getliquidityholders
Returns the total number of liquidity holders in the specified pool.
GET https://api.expand.network/dex/getliquidityholders
Query Parameters
https://api.expand.network/dex/getliquidityholders?dexId=1500&poolAddress=0xed279fdd11ca84beef15af5d39bb4d4bee23f0ca
{
"status": 200,
"msg": "success",
"data": {
"totalTokenHolders": 1467
}
}
/getindividualposition
Returns the liquidity position for a specified user address across all the pools for the DEX.
GET https://api.expand.network/dex/getindividualposition
Query Parameters
https://api.expand.network/dex/getindividualposition?address=0x9bb98140F36553dB71fe4a570aC0b1401BC61B4F&dexId=1500
{
"status": 200,
"msg": "success",
"data": {
"aggregatedLiquidity": "1807177360143696334",
"poolAddresses": {
"DAIUSDCUSDT": {
"0xbebc44782c7db0a1a60cb6fe97d0b483032ff1c7": "1797671437464531430"
},
"ETHstETH": {
"0xdc24316b9ae028f1497c275eb9192a3ea0f67022": "9505922679164904"
}
}
}
}
/swap
Initiate a swap transaction on a specified DEX.
POST https://api.expand.network/dex/swap
Request Body
{
"dexId": "1500",
"path": [ "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", "0xae7ab96520de3a18e5e111b5eaab095312d7fe84" ],
"amountIn": "1000000000000000",
"amountOutMin": "10136848990976",
"gas": "800000",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006"
}
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
"to": "0x828b154032950c8ff7cf8085d841723db2696056",
"value": "0",
"gas": "800000",
"data": "0x3df021240000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000038d7ea4c68000000000000000000000000000000000000000000000000000000009382b488300"
}
}
With gasPriority:
{
"dexId": "1500",
"path": [ "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", "0xae7ab96520de3a18e5e111b5eaab095312d7fe84" ],
"amountIn": "1000000000000",
"amountOutMin": "101368",
"gas": "800000",
"from": "0x6Fb447Ae94F5180254D436A693907a1f57696900" ,
"gasPriority":"medium"
}
With gasPriority:
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x6Fb447Ae94F5180254D436A693907a1f57696900",
"to": "0x828b154032950c8ff7cf8085d841723db2696056",
"value": "0",
"gas": "213623",
"data": "0x3df0212400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000e8d4a510000000000000000000000000000000000000000000000000000000000000018bf8"
}
}
With Slippage:
{
"dexId": "1500",
"amountIn": "1000000",
"amountOutMin": "949846",
"path": [
"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
"0xdAC17F958D2ee523a2206206994597C13D831ec7"
],
"to": "0x22cf65ae3fa16d6379e72f4b4c2401c1b7c69731",
"deadline": "1711931771",
"from": "0x22cf65ae3fa16d6379e72f4b4c2401c1b7c69731",
"gas": "933376",
"gasPriority": "high",
"slippage": "4"
}
With Slippage:
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x22cf65ae3fa16d6379e72f4b4c2401c1b7c69731",
"to": "0xbebc44782c7db0a1a60cb6fe97d0b483032ff1c7",
"value": "0",
"gas": "933376",
"data": "0x3df021240000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000f424000000000000000000000000000000000000000000000000000000000000ea554"
}
}
/addliquidity
Add liquidity to a specified pool in a specified DEX.
POST https://api.expand.network/dex/addliquidity
Request Body
{
"dexId": "1500",
"path": [ "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", "0xae7ab96520de3a18e5e111b5eaab095312d7fe84" ],
"amountIn": [ "100000000000000", "10000000000000" ],
"amountOut": "10136848990976",
"gas": "800000",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006"
}
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
"to": "0x828b154032950c8ff7cf8085d841723db2696056",
"value": "0",
"gas": "800000",
"data": "0x0b4c7e4d00000000000000000000000000000000000000000000000000005af3107a4000000000000000000000000000000000000000000000000000000009184e72a000000000000000000000000000000000000000000000000000000009382b488300"
}
}
With gasPriority:
{
"dexId": "1500",
"path": [
"0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
"0xae7ab96520de3a18e5e111b5eaab095312d7fe84"
],
"amountIn": [
"100000000000000",
"10000000000000"
],
"amountOut": "10136848990976",
"gas": "800000",
"gasPriority": "high",
"from": "0x6Fb447Ae94F5180254D436A693907a1f57696900"
}
With gasPriority:
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x6Fb447Ae94F5180254D436A693907a1f57696900",
"to": "0x828b154032950c8ff7cf8085d841723db2696056",
"value": "0",
"gas": "362868",
"data": "0x0b4c7e4d00000000000000000000000000000000000000000000000000005af3107a4000000000000000000000000000000000000000000000000000000009184e72a000000000000000000000000000000000000000000000000000000009382b488300"
}
}
With slippage:
{
"dexId": "1500",
"path": [ "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", "0xae7ab96520de3a18e5e111b5eaab095312d7fe84" ],
"amountIn": [ "100000000000000", "10000000000000" ],
"amountOut": "10136848990976",
"gas": "800000",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
"slippage":"2.0001"
}
With slippage:
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
"to": "0x828b154032950c8ff7cf8085d841723db2696056",
"value": "0",
"gas": "800000",
"data": "0x0b4c7e4d00000000000000000000000000000000000000000000000000005af3107a4000000000000000000000000000000000000000000000000000000009184e72a00000000000000000000000000000000000000000000000000000000908f69d0683"
}
}
/removeliquidity
Remove liquidity from a specified pool for a specified DEX.
POST https://api.expand.network/dex/removeliquidity
Request Body
{
"dexId": "1500",
"path": [ "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2", "0xae7ab96520de3a18e5e111b5eaab095312d7fe84" ],
"amountIn": "1000000",
"amountOut": [ "100000000000000", "10000000000000" ],
"gas": "800000",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006"
}
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
"to": "0x828b154032950c8ff7cf8085d841723db2696056",
"value": "0",
"gas": "800000",
"data": "0x5b36389c00000000000000000000000000000000000000000000000000000000000f424000000000000000000000000000000000000000000000000000005af3107a4000000000000000000000000000000000000000000000000000000009184e72a000"
}
}
With gasPriority:
{
"dexId": "1500",
"path": [
"0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
"0xae7ab96520de3a18e5e111b5eaab095312d7fe84"
],
"amountIn": "1000000",
"amountOut": [
"100000000000000",
"10000000000000"
],
"gas": "800000",
"gasPriority": "medium",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006"
}
With gasPriority:
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x6Fb447Ae94F5180254D436A693907a1f57696900",
"to": "0x828b154032950c8ff7cf8085d841723db2696056",
"value": "0",
"gas": "362868",
"data": "0x0b4c7e4d00000000000000000000000000000000000000000000000000005af3107a4000000000000000000000000000000000000000000000000000000009184e72a000000000000000000000000000000000000000000000000000000009382b488300"
}
}
With Slippage:
{
"dexId": "1500",
"path": [
"0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
"0xae7ab96520de3a18e5e111b5eaab095312d7fe84"
],
"amountIn": "1000000",
"amountOut": [
"100000000000000",
"10000000000000"
],
"gas": "800000",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
"slippage": "10"
}
With Slippage:
{
"status": 200,
"msg": "success",
"data": {
"chainId": "1",
"from": "0x63056E00436Da25BcF48A40dfBbDcc7089351006",
"to": "0x828b154032950c8ff7cf8085d841723db2696056",
"value": "0",
"gas": "800000",
"data": "0x5b36389c00000000000000000000000000000000000000000000000000000000000f4240000000000000000000000000000000000000000000000000000051dac207a0000000000000000000000000000000000000000000000000000000082f79cd9000"
}
}