> This page is for Taurus PROTECT, version v3.58 (default).
> For other versions, use one of these documentation indexes:
> - v3.58 (default): https://taurushq.ferndocs.com/protect-capital/v3.58/llms.txt
> - v3.56: https://taurushq.ferndocs.com/protect-capital/v3.56/llms.txt
> - v3.54: https://taurushq.ferndocs.com/protect-capital/v3.54/llms.txt
> - v3.52: https://taurushq.ferndocs.com/protect-capital/v3.52/llms.txt
> - v3.50: https://taurushq.ferndocs.com/protect-capital/v3.50/llms.txt
> - v3.48: https://taurushq.ferndocs.com/protect-capital/v3.48/llms.txt
> - v3.46: https://taurushq.ferndocs.com/protect-capital/v3.46/llms.txt
> - v3.44: https://taurushq.ferndocs.com/protect-capital/v3.44/llms.txt
> - v3.42: https://taurushq.ferndocs.com/protect-capital/v3.42/llms.txt
> - v3.40: https://taurushq.ferndocs.com/protect-capital/v3.40/llms.txt
> - v3.38: https://taurushq.ferndocs.com/protect-capital/v3.38/llms.txt

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

# Update a price

PUT https://your-protect-instance.example.com/api/rest/v1/prices
Content-Type: application/json

This endpoint updates a price.
 Required role: **PriceUpdater**.

Reference: https://taurushq.ferndocs.com/protect-capital/reference/prices/update

## Authentication

- `Authorization` header (bearer token, required) — Bearer authentication of the form `Bearer <token>`, where token is your auth token.

## Request

### Body (application/json)

This endpoint expects a tgvalidatordUpdatePricesRequest.

- `prices` (list of tgvalidatordCurrencyPrice, required) — Prices to be updated. Required price fields are: blockchain, currencyFrom, currencyTo, decimals, rate, signatures.

## Response

### 200

A successful response.

## Errors

### 400 Bad Request Error

Bad Request: indicates that the server cannot or will not process the request due to something that is perceived to be a client error (for example, malformed request syntax, invalid request message framing, or deceptive request routing)

- `any`

### 401 Unauthorized Error

Unauthorized: indicates that the client request has not been completed because it lacks valid authentication credentials for the requested resource

- `any`

### 403 Forbidden Error

Forbidden: indicates that the server understands the request but refuses to authorize it

- `any`

### 404 Not Found Error

Not Found: indicates that the server cannot find the requested resource

- `any`

### 500 Internal Server Error

Internal Server Error: indicates that the server encountered an unexpected condition that prevented it from fulfilling the request

- `any`

### 503 Service Unavailable Error

Service Unavailable: indicates that the server is not ready to handle the request.

- `any`

## Types

### tgvalidatordCurrencyPrice

- `blockchain` (string, optional)
- `currencyFrom` (string, optional)
- `currencyTo` (string, optional)
- `decimals` (string, optional)
- `rate` (string, optional)
- `signatures` (list of tgvalidatordCurrencyPriceSignature, optional)
- `changePercent24Hour` (string, optional)
- `source` (string, optional)
- `creationDate` (datetime, optional)
- `updateDate` (datetime, optional)
- `currencyFromInfo` (tgvalidatordCurrency, optional)
- `currencyToInfo` (tgvalidatordCurrency, optional)
- `id` (string, optional)
- `isPrimary` (boolean, optional)
- `status` (string, optional) — Deviation status of the price, only valid when isPrimary is true

### tgvalidatordCurrencyPriceSignature

- `userId` (string, required)
- `signature` (string, required)

### tgvalidatordCurrency

- `name` (string, optional) — Name of the currency.
- `symbol` (string, optional) — Shorthand symbol for the currency.
- `coinTypeIndex` (string, optional) — Index used to identify the coin type in BIP44. (e.g. Bitcoin is 0, Ethereum is 60).
- `blockchain` (string, optional) — The Blockchain the currency is associated with, (e.g. ETH, BTC).
- `isToken` (boolean, optional) — Indicates if the currency is a token (e.g., ERC-20).
- `isERC20` (boolean, optional) — DEPRECATED: use tokenInfo.tokenType == ERC20 instead.
- `decimals` (string, optional) — Number of decimal places the currency uses (e.g. 18 for ETH).
- `contractAddress` (string, optional) — Smart contract address if currency is a smart contract (e.g. ERC-20.).
- `hasStaking` (boolean, optional) — Indicates if the currency supports staking.
- `isUTXOBased` (boolean, optional) — Indicates if the currency is UTXO-based (e.g. Bitcoin).
- `isAccountBased` (boolean, optional) — Indicates if the currency is account-based (e.g. Ethereum).
- `isFiat` (boolean, optional) — Indicates if the currency is a fiat currency (e.g. CHF, EUR, USD).
- `isFA12` (boolean, optional) — DEPRECATED: use tokenInfo.tokenType == FA12 instead.
- `isFA20` (boolean, optional) — DEPRECATED: use tokenInfo.tokenType == FA2 instead.
- `isNFT` (boolean, optional) — Indicates if the currency represents a Non-Fungible Token (NFT).
- `enabled` (boolean, optional) — Indicates if the currency is enabled in the current tenant.
- `id` (string, optional) — Unique identifier of the currency.
- `displayName` (string, optional) — Display name for the currency, (e.g. Ethereum, Bitcoin).
- `type` (string, optional) — Type of the currency. Can be `token`, `fiat`, `native` , or `signet`.
- `wlcaId` (string, optional) — White listed contract address id associated with the currency.
- `network` (string, optional) — Network or environment the currency is used on (e.g. 'mainnet', 'testnet').
- `tokenID` (string, optional) — Unique id for the token, if applicable (e.g. for NFTs).
- `logo` (string, optional) — Currency logo in Data URI scheme. Base 64 encoded. (e.g. data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==).
- `tokenInfo` (tgvalidatordTokenInfo, optional) — Token-specific details for a Currency. Present only when the currency is a token.

### tgvalidatordTokenInfo

Token-specific details for a Currency. Present only when the currency is a token.

- `tokenType` (enum, optional) — Token standard of a currency; set only when it is a token. Replaces isERC20 (6), isFA12 (15), isFA20 (16).
  - Allowed values: `TOKEN_TYPE_ERC20`, `TOKEN_TYPE_ERC721`, `TOKEN_TYPE_ERC1155`, `TOKEN_TYPE_CRYPTO_PUNKS`, `TOKEN_TYPE_FA2`, `TOKEN_TYPE_FA12`, `TOKEN_TYPE_ASA`, `TOKEN_TYPE_COSMOS_BANK`, `TOKEN_TYPE_CW20`, `TOKEN_TYPE_XLM_ASSET`, `TOKEN_TYPE_SOL_TOKEN`, `TOKEN_TYPE_SOL_TOKEN_2022`, `TOKEN_TYPE_ICRC1`, `TOKEN_TYPE_HEDERA_TOKEN`, `TOKEN_TYPE_HEDERA_NFT`, `TOKEN_TYPE_CANTON_UTILITY`, `TOKEN_TYPE_TRC20`, `TOKEN_TYPE_CIP56`, `TOKEN_TYPE_XRP_ASSET`

## Examples

**Request**

```json
{
  "prices": [
    {}
  ]
}
```

**Response**

```json
{}
```

**SDK Code**

```python
import requests

url = "https://your-protect-instance.example.com/api/rest/v1/prices"

payload = { "prices": [{}] }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.put(url, json=payload, headers=headers)

print(response.json())
```

```javascript
const url = 'https://your-protect-instance.example.com/api/rest/v1/prices';
const options = {
  method: 'PUT',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: '{"prices":[{}]}'
};

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

```go
package main

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

func main() {

	url := "https://your-protect-instance.example.com/api/rest/v1/prices"

	payload := strings.NewReader("{\n  \"prices\": [\n    {}\n  ]\n}")

	req, _ := http.NewRequest("PUT", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

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

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

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

}
```

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

url = URI("https://your-protect-instance.example.com/api/rest/v1/prices")

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"prices\": [\n    {}\n  ]\n}"

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

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

HttpResponse<String> response = Unirest.put("https://your-protect-instance.example.com/api/rest/v1/prices")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"prices\": [\n    {}\n  ]\n}")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('PUT', 'https://your-protect-instance.example.com/api/rest/v1/prices', [
  'body' => '{
  "prices": [
    {}
  ]
}',
  'headers' => [
    'Authorization' => 'Bearer <token>',
    'Content-Type' => 'application/json',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://your-protect-instance.example.com/api/rest/v1/prices");
var request = new RestRequest(Method.PUT);
request.AddHeader("Authorization", "Bearer <token>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"prices\": [\n    {}\n  ]\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "Authorization": "Bearer <token>",
  "Content-Type": "application/json"
]
let parameters = ["prices": [[]]] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://your-protect-instance.example.com/api/rest/v1/prices")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "PUT"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

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()
```