Pairs API V2

Team Quickex

June 25, 2025

~1 min read

The pairs section provides a method for obtaining information about a specific currency pair by its identifier. The method allows you to get the pair parameters necessary for calculating and executing the exchange.

GET

pairs/public

Endpoint URL

https://quickex.io/api/v2/pairs/public

Documentation

General Description

The request returns a list of active trading pairs (exchange directions) available in the Quickex system.

Each pair describes the items that can be exchanged (`instrumentFrom`) for what (`instrumentTo`), along with basic amount limits and current reserves for each side.

HTTP Request

Method: GET
URL: https://quickex.io/api/v2/pairs/public

Request Example

curl -X 'GET' \
  'https://quickex.io/api/v2/pairs/public' \
  -H 'accept: application/json'

Request Parameters

Query Parameters

Parameter	Type	Description	Required
`instrumentFromCurrencyTitle`	string	Filter by source currency (e.g. `BTC`).	No
`instrumentFromNetworkTitle`	string	Filter by source network (e.g. `BTC`, `TRX`, `ERC20`).	No
`instrumentToCurrencyTitle`	string	Filter by target currency (e.g. `USDT`).	No
`instrumentToNetworkTitle`	string	Filter by target network (e.g. `TRC20`, `SOL`).	No
`limit`	number	Maximum number of results to return.	No
`offset`	number	Number of items to skip (used for pagination).	No

Response Format

The method returns a JSON array where each element is an instrument pair object.

Response Example

[
  {
    "instrumentFrom": {
      "currencyTitle": "BTC",
      "networkTitle": "BTC",
      "currencyFriendlyTitle": "BTC",
      "slug": "btc",
      "precisionDecimals": 7,
      "reservesAmount": "104.35892",
      "instrumentType": "crypto",
      "bestChangeCurrencyName": "BTC",
      "currencyLogoLink": "https://quickex.io/assets/coins/btc.svg",
      "contractAddress": ""
    },
    "instrumentTo": {
      "currencyTitle": "XMR",
      "networkTitle": "XMR",
      "currencyFriendlyTitle": "XMR",
      "slug": "xmr",
      "precisionDecimals": 4,
      "reservesAmount": "24441.213",
      "instrumentType": "crypto",
      "bestChangeCurrencyName": "XMR",
      "currencyLogoLink": "https://quickex.io/assets/coins/xmr.svg",
      "contractAddress": ""
    },
    "isActive": true,
    "minAmount": "",
    "maxAmount": ""
  },
  {
    "instrumentFrom": {
      "currencyTitle": "TRX",
      "networkTitle": "TRX",
      "currencyFriendlyTitle": "TRON",
      "slug": "trx",
      "precisionDecimals": 2,
      "reservesAmount": "33984708",
      "instrumentType": "crypto",
      "bestChangeCurrencyName": "TRX",
      "currencyLogoLink": "https://quickex.io/assets/coins/trx.svg",
      "contractAddress": ""
    },
    "instrumentTo": {
      "currencyTitle": "SOL",
      "networkTitle": "SOL",
      "currencyFriendlyTitle": "SOL",
      "slug": "sol",
      "precisionDecimals": 4,
      "reservesAmount": "70192.68",
      "instrumentType": "crypto",
      "bestChangeCurrencyName": "SOL",
      "currencyLogoLink": "https://quickex.io/assets/coins/sol.svg",
      "contractAddress": ""
    },
    "isActive": true,
    "minAmount": "",
    "maxAmount": ""
  },
  ...
]

Response Field Breakdown

Example of a Pair Object

{
  "instrumentFrom": {
    "currencyTitle": "TRX",
    "networkTitle": "TRX",
    "currencyFriendlyTitle": "TRON",
    "slug": "trx",
    "precisionDecimals": 2,
    "reservesAmount": "33984708",
    "instrumentType": "crypto",
    "bestChangeCurrencyName": "TRX",
    "currencyLogoLink": "https://quickex.io/assets/coins/trx.svg",
    "contractAddress": ""
  },
  "instrumentTo": {
    "currencyTitle": "SOL",
    "networkTitle": "SOL",
    "currencyFriendlyTitle": "SOL",
    "slug": "sol",
    "precisionDecimals": 4,
    "reservesAmount": "70192.68",
    "instrumentType": "crypto",
    "bestChangeCurrencyName": "SOL",
    "currencyLogoLink": "https://quickex.io/assets/coins/sol.svg",
    "contractAddress": ""
  },
  "isActive": true,
  "minAmount": "",
  "maxAmount": ""
}

Top-level Fields

Field	Type	Description
`instrumentFrom`	object	Source instrument object (what the user gives).
`instrumentTo`	object	Target instrument object (what the user receives).
`isActive`	boolean	The pair is active and available for exchange.
`minAmount`	string	Minimum exchange amount (can be empty).
`maxAmount`	string	Maximum exchange amount (can be empty).

Instrument Object Fields

Field	Type	Description
`currencyTitle`	string	Currency code (`BTC`, `SOL`, `TRX`).
`networkTitle`	string	Network code (`BTC`, `TRX`, `SOL`, `ERC20`, `TRC20`).
`currencyFriendlyTitle`	string	Human-readable currency name.
`slug`	string	Instrument slug.
`precisionDecimals`	number	Number of decimal places.
`reservesAmount`	string	Available coin reserve.
`instrumentType`	string	Instrument type (`crypto`).
`bestChangeCurrencyName`	string	Name in BestChange.
`currencyLogoLink`	string	Currency logo.
`contractAddress`	string	Smart contract address or empty string.

Pairs API V2

Documentation

General Description

HTTP Request

Request Example

Request Parameters

Query Parameters

Response Format

Response Example

Response Field Breakdown

Example of a Pair Object

Top-level Fields

Instrument Object Fields

Possible Use Cases

Code Sample

Response Example

Try it out

Query Parameters

Headers