> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://okx-demo.ferndocs.com/api/api-reference/public-data/get-instruments/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://okx-demo.ferndocs.com/_mcp/server.

# Get instruments

GET https://www.okx.com/api/v5/public/instruments

Retrieve a list of instruments with open contracts for the given instrument type.

Reference: https://okx-demo.ferndocs.com/api/api-reference/public-data/get-instruments

## Request

### Query parameters

- `instType` (enum, required) — Instrument type.
  - Allowed values: `SPOT`, `MARGIN`, `SWAP`, `FUTURES`, `OPTION`, `EVENTS`
- `uly` (string, optional) — Underlying, e.g. BTC-USD. Only applicable to FUTURES/SWAP/OPTION.
- `instFamily` (string, optional) — Instrument family, e.g. BTC-USD. Only applicable to FUTURES/SWAP/OPTION.
- `instId` (string, optional) — Instrument ID, e.g. BTC-USD-SWAP.

## Response

### 200

Successful response

- `code` (string, optional) — Result code. `0` means success; any other value is an error code.
- `msg` (string, optional) — Error message. Empty on success.
- `data` (list of ApiV5PublicInstrumentsGetResponsesContentApplicationJsonSchemaDataItems, optional)

## Types

### ApiV5PublicInstrumentsGetResponsesContentApplicationJsonSchemaDataItems

- `instType` (string, optional) — Instrument type.
- `instId` (string, optional) — Instrument ID, e.g. BTC-USD-SWAP.
- `uly` (string, optional) — Underlying, e.g. BTC-USD. Only applicable to FUTURES/SWAP/OPTION.
- `instFamily` (string, optional) — Instrument family, e.g. BTC-USD. Only applicable to FUTURES/SWAP/OPTION.
- `category` (string, optional) — Currency category. Note: this parameter is deprecated.
- `baseCcy` (string, optional) — Base currency, e.g. BTC in BTC-USDT. Only applicable to SPOT/MARGIN.
- `quoteCcy` (string, optional) — Quote currency, e.g. USDT in BTC-USDT. Only applicable to SPOT/MARGIN.
- `settleCcy` (string, optional) — Settlement and margin currency, e.g. BTC. Only applicable to FUTURES/SWAP/OPTION.
- `ctVal` (string, optional) — Contract value. Only applicable to FUTURES/SWAP/OPTION.
- `ctMult` (string, optional) — Contract multiplier. Only applicable to FUTURES/SWAP/OPTION.
- `ctValCcy` (string, optional) — Contract value currency. Only applicable to FUTURES/SWAP/OPTION.
- `optType` (string, optional) — Option type, C or P. Only applicable to OPTION.
- `stk` (string, optional) — Strike price. Only applicable to OPTION.
- `listTime` (string, optional) — Listing time, Unix timestamp in milliseconds.
- `expTime` (string, optional) — Expiry time, Unix timestamp in milliseconds. Applicable to FUTURES/OPTION.
- `lever` (string, optional) — Maximum leverage. Not applicable to SPOT/OPTION.
- `tickSz` (string, optional) — Tick size, e.g. 0.0001.
- `lotSz` (string, optional) — Lot size, i.e. the minimum increment of order size.
- `minSz` (string, optional) — Minimum order size.
- `ctType` (string, optional) — Contract type: linear or inverse. Only applicable to FUTURES/SWAP.
- `alias` (string, optional) — Alias, e.g. this_week, next_week, this_month. Only applicable to FUTURES.
- `state` (string, optional) — Instrument status: live, suspend, preopen, test, expired, settling.
- `maxLmtSz` (string, optional) — Maximum order quantity of a single limit order.
- `maxMktSz` (string, optional) — Maximum order quantity of a single market order.
- `maxTwapSz` (string, optional) — Maximum order quantity of a single TWAP order.
- `maxIcebergSz` (string, optional) — Maximum order quantity of a single iceberg order.
- `maxTriggerSz` (string, optional) — Maximum order quantity of a single trigger order.
- `maxStopSz` (string, optional) — Maximum order quantity of a single stop market order.

## Examples

**Response**

```json
{
  "code": "0",
  "msg": "",
  "data": [
    {
      "instType": "SPOT",
      "instId": "BTC-USDT",
      "uly": "",
      "instFamily": "",
      "category": "1",
      "baseCcy": "BTC",
      "quoteCcy": "USDT",
      "settleCcy": "",
      "ctVal": "",
      "ctMult": "",
      "ctValCcy": "",
      "optType": "",
      "stk": "",
      "listTime": "1606468572000",
      "expTime": "",
      "lever": "10",
      "tickSz": "0.1",
      "lotSz": "0.00000001",
      "minSz": "0.00001",
      "ctType": "",
      "alias": "",
      "state": "live",
      "maxLmtSz": "9999999999",
      "maxMktSz": "",
      "maxTwapSz": "9999999999.0000000000000000",
      "maxIcebergSz": "9999999999.0000000000000000",
      "maxTriggerSz": "9999999999.0000000000000000",
      "maxStopSz": "",
      "auctionEndTime": "",
      "contTdSwTime": "1704876947000",
      "floatPxLmtPct": "0.03",
      "futureSettlement": false,
      "groupId": "1",
      "initPxLmtPct": "0.05",
      "instCategory": "1",
      "instIdCode": 1000000000,
      "maxLmtAmt": "1000000",
      "maxMktAmt": "1000000",
      "maxPxLmtPct": "0.15",
      "openType": "call_auction",
      "preMktSwTime": "",
      "ruleType": "normal",
      "tradeQuoteCcyList": [
        "USDT"
      ],
      "upcChg": [
        {
          "effTime": "1704876947000",
          "newValue": "0.0001",
          "param": "tickSz"
        }
      ]
    }
  ]
}
```

**SDK Code**

```python publicData_getInstruments_example
import requests

url = "https://www.okx.com/api/v5/public/instruments"

querystring = {"instType":"SPOT"}

response = requests.get(url, params=querystring)

print(response.json())
```

```javascript publicData_getInstruments_example
const url = 'https://www.okx.com/api/v5/public/instruments?instType=SPOT';
const options = {method: 'GET'};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go publicData_getInstruments_example
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://www.okx.com/api/v5/public/instruments?instType=SPOT"

	req, _ := http.NewRequest("GET", url, nil)

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby publicData_getInstruments_example
require 'uri'
require 'net/http'

url = URI("https://www.okx.com/api/v5/public/instruments?instType=SPOT")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)

response = http.request(request)
puts response.read_body
```

```java publicData_getInstruments_example
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.get("https://www.okx.com/api/v5/public/instruments?instType=SPOT")
  .asString();
```

```php publicData_getInstruments_example
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://www.okx.com/api/v5/public/instruments?instType=SPOT');

echo $response->getBody();
```

```csharp publicData_getInstruments_example
using RestSharp;

var client = new RestClient("https://www.okx.com/api/v5/public/instruments?instType=SPOT");
var request = new RestRequest(Method.GET);
IRestResponse response = client.Execute(request);
```

```swift publicData_getInstruments_example
import Foundation

let request = NSMutableURLRequest(url: NSURL(string: "https://www.okx.com/api/v5/public/instruments?instType=SPOT")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```