User

User Current Bin Ids

get

Authorizations

ApiKeyHeader

x-lfj-api-keystringRequired

Path parameters

user_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

chainstring · enumRequired

An enumeration.

Possible values:

pool_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

Responses

200

Successful Response

application/json

integer[]Optional

422

Validation Error

application/json

get

/v1/user/bin-ids/{user_address}/{chain}/{pool_address}

HTTPcURLJavaScriptPython

GET /v1/user/bin-ids/{user_address}/{chain}/{pool_address} HTTP/1.1
Host: api.lfj.dev
x-lfj-api-key: YOUR_API_KEY
Accept: */*

[
  1
]

Get User Pool Ids

get

Authorizations

ApiKeyHeader

x-lfj-api-keystringRequired

Path parameters

user_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

chainstring · enumRequired

An enumeration.

Possible values:

Query parameters

pageSizeinteger · max: 100OptionalDefault: 20

pageNumintegerOptionalDefault: 1

Responses

200

Successful Response

application/json

poolAddressstringRequired

pairNamestringRequired

statusundefined · enumRequired

An enumeration.

Possible values:

versionundefined · enumRequired

An enumeration.

Possible values:

chainstringRequired

lbBinStepnumberRequired

lbBaseFeePctnumberRequired

lbMaxFeePctnumberRequired

binIdsinteger[]Required

422

Validation Error

application/json

get

/v1/user/pool-ids/{user_address}/{chain}

HTTPcURLJavaScriptPython

GET /v1/user/pool-ids/{user_address}/{chain} HTTP/1.1
Host: api.lfj.dev
x-lfj-api-key: YOUR_API_KEY
Accept: */*

[
  {
    "poolAddress": "text",
    "pairName": "text",
    "status": "main",
    "version": "v2.0",
    "chain": "text",
    "lbBinStep": 1,
    "lbBaseFeePct": 1,
    "lbMaxFeePct": 1,
    "binIds": [
      1
    ],
    "tokenX": {
      "address": "text",
      "name": "text",
      "symbol": "text",
      "decimals": 1,
      "priceUsd": 1
    },
    "tokenY": {
      "address": "text",
      "name": "text",
      "symbol": "text",
      "decimals": 1,
      "priceUsd": 1
    }
  }
]

Get Pool User Balances

get

This API is only accessible by users with the partner API key.

Authorizations

ApiKeyHeader

x-lfj-api-keystringRequired

Query parameters

chainIdintegerRequired

lpAddressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

poolAddressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

Responses

200

Successful Response

application/json

userstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

balancestringRequired

poolstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

lpTokenAddressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

baseTokenBalancestringRequired

quoteTokenBalancestringRequired

baseTokenAddressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

quoteTokenAddressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

422

Validation Error

application/json

get

/v1/user/pool-user-balances

HTTPcURLJavaScriptPython

GET /v1/user/pool-user-balances?chainId=1&lpAddress=0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c&poolAddress=0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c HTTP/1.1
Host: api.lfj.dev
x-lfj-api-key: YOUR_API_KEY
Accept: */*

[
  {
    "user": "0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c",
    "balance": "text",
    "pool": "0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c",
    "lpTokenAddress": "0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c",
    "baseTokenBalance": "text",
    "quoteTokenBalance": "text",
    "baseTokenAddress": "0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c",
    "quoteTokenAddress": "0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c"
  }
]

Get User Farm Positions

get

Authorizations

ApiKeyHeader

x-lfj-api-keystringRequired

Path parameters

chainstring · enumRequired

An enumeration.

Possible values:

user_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

Responses

200

Successful Response

application/json

farmIdstringRequired

userPositionstringRequired

userPositionRawstringRequired

userPositionUsdstringRequired

pendingJoenumberRequired

422

Validation Error

application/json

get

/v1/user/{chain}/{user_address}/farms

HTTPcURLJavaScriptPython

GET /v1/user/{chain}/{user_address}/farms HTTP/1.1
Host: api.lfj.dev
x-lfj-api-key: YOUR_API_KEY
Accept: */*

[
  {
    "farmId": "text",
    "userPosition": "text",
    "userPositionRaw": "text",
    "userPositionUsd": "text",
    "pendingJoe": 1
  }
]

Get User Farm Position

get

Authorizations

ApiKeyHeader

x-lfj-api-keystringRequired

Path parameters

chainstring · enumRequired

An enumeration.

Possible values:

user_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

vault_idstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

Responses

200

Successful Response

application/json

farmIdstringRequired

userPositionstringRequired

userPositionRawstringRequired

userPositionUsdstringRequired

pendingJoenumberRequired

422

Validation Error

application/json

get

/v1/user/{chain}/{user_address}/farms/{vault_id}

HTTPcURLJavaScriptPython

GET /v1/user/{chain}/{user_address}/farms/{vault_id} HTTP/1.1
Host: api.lfj.dev
x-lfj-api-key: YOUR_API_KEY
Accept: */*

{
  "farmId": "text",
  "userPosition": "text",
  "userPositionRaw": "text",
  "userPositionUsd": "text",
  "pendingJoe": 1
}

User Historical Position

get

Authorizations

ApiKeyHeader

x-lfj-api-keystringRequired

Path parameters

chainstring · enumRequired

An enumeration.

Possible values:

user_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

pool_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

Query parameters

pageSizeinteger · max: 100OptionalDefault: 20

pageNumintegerOptionalDefault: 1

startTimeintegerRequired

endTimeintegerOptional

Responses

200

Successful Response

application/json

poolAddressstringRequired

pairNamestringRequired

binIdintegerRequired

lbBinStepnumberRequired

lbBaseFeePctnumberRequired

lbMaxFeePctnumberRequired

isDepositbooleanRequired

timestampstring · date-timeRequired

blockNumberintegerRequired

422

Validation Error

application/json

get

/v1/user/{chain}/history/{user_address}/{pool_address}

HTTPcURLJavaScriptPython

GET /v1/user/{chain}/history/{user_address}/{pool_address}?startTime=1 HTTP/1.1
Host: api.lfj.dev
x-lfj-api-key: YOUR_API_KEY
Accept: */*

[
  {
    "poolAddress": "text",
    "pairName": "text",
    "binId": 1,
    "lbBinStep": 1,
    "lbBaseFeePct": 1,
    "lbMaxFeePct": 1,
    "tokenX": {
      "address": "text",
      "name": "text",
      "symbol": "text",
      "decimals": 1,
      "amount": 1,
      "amountRaw": "text",
      "price": 1,
      "priceUsd": 1
    },
    "tokenY": {
      "address": "text",
      "name": "text",
      "symbol": "text",
      "decimals": 1,
      "amount": 1,
      "amountRaw": "text",
      "price": 1,
      "priceUsd": 1
    },
    "isDeposit": true,
    "timestamp": "2026-03-09T13:16:34.689Z",
    "blockNumber": 1
  }
]

User Earned Fees Per Bin

get

Authorizations

ApiKeyHeader

x-lfj-api-keystringRequired

Path parameters

chainstring · enumRequired

An enumeration.

Possible values:

user_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

pool_addressstringRequiredExample: 0xe785e0899e7acd50a55f6b517f1f9c46574c9d7c

Responses

200

Successful Response

application/json

binIdintegerRequired

mostRecentDepositTimestring · date-timeRequired

timestampintegerRequired

accruedFeesXnumberRequired

accruedFeesYnumberRequired

accruedFeesLnumberRequired

priceXYnumberRequired

priceYXnumberRequired

422

Validation Error

application/json

get

/v1/user/fees-earned/{chain}/{user_address}/{pool_address}

HTTPcURLJavaScriptPython

GET /v1/user/fees-earned/{chain}/{user_address}/{pool_address} HTTP/1.1
Host: api.lfj.dev
x-lfj-api-key: YOUR_API_KEY
Accept: */*

[
  {
    "binId": 1,
    "mostRecentDepositTime": "2026-03-09T13:16:34.689Z",
    "timestamp": 1,
    "accruedFeesX": 1,
    "accruedFeesY": 1,
    "accruedFeesL": 1,
    "priceXY": 1,
    "priceYX": 1
  }
]