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# Update environment variable

PATCH https://api.elevenlabs.io/v1/convai/environment-variables/{env_var_id}
Content-Type: application/json

Replace an environment variable's values. Use null to remove an environment (except production).

Reference: https://elevenlabs.io/docs/api-reference/environment-variables/update

## Servers

- `https://api.elevenlabs.io` (Production, default)
- `https://api.us.elevenlabs.io` (Production US)
- `https://api.eu.residency.elevenlabs.io` (Production EU)
- `https://api.in.residency.elevenlabs.io` (Production India)
- `https://api.sg.residency.elevenlabs.io` (Production Singapore)

## Request

### Path parameters

- `env_var_id` (string, required)

### Body (application/json)

This endpoint expects an UpdateEnvironmentVariableRequest.

- `values` (map from string to UpdateEnvironmentVariableRequestValues, required) — Values to replace. Set to null to remove an environment (except 'production').

## Response

### 200

Successful Response

- `label` (string, required)
- `created_at_unix_secs` (integer, required)
- `updated_at_unix_secs` (integer, required)
- `type` (enum, required)
  - Allowed values: `string`, `secret`, `auth_connection`
- `id` (string, required)
- `workspace_id` (string, required)
- `values` (EnvironmentVariableResponseValues, required)
- `created_by_user_id` (string, optional, nullable)

## Errors

### 400 Bad Request Error

Invalid parameters or type mismatch

- `any`

### 404 Not Found Error

Environment variable not found

- `any`

### 422 Unprocessable Entity Error

Validation Error

- `detail` (list of ValidationError, optional)

## Types

### UpdateEnvironmentVariableRequestValues

### EnvironmentVariableResponseValues

### ValidationError

- `loc` (list of ValidationErrorLocItems, required)
- `msg` (string, required)
- `type` (string, required)

### EnvironmentVariableSecretValueRequest

- `secret_id` (string, required)

### EnvironmentVariableAuthConnectionValueRequest

- `auth_connection_id` (string, required)

### ValidationErrorLocItems

## Examples

**Request**

```json
{}
```

**Response**

```json
{
  "label": "DATABASE_URL",
  "created_at_unix_secs": 1685600000,
  "updated_at_unix_secs": 1688201600,
  "type": "string",
  "id": "envvar_123abc456def",
  "workspace_id": "workspace_789xyz123",
  "values": {
    "key": "postgres://user:password@db.example.com:5432/mydatabase"
  },
  "created_by_user_id": "user_987654321"
}
```

**SDK Code**

```python
import requests

url = "https://api.elevenlabs.io/v1/convai/environment-variables/env_var_id"

payload = {}
headers = {"Content-Type": "application/json"}

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

print(response.json())
```

```javascript
const url = 'https://api.elevenlabs.io/v1/convai/environment-variables/env_var_id';
const options = {method: 'PATCH', headers: {'Content-Type': 'application/json'}, body: '{}'};

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://api.elevenlabs.io/v1/convai/environment-variables/env_var_id"

	payload := strings.NewReader("{}")

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

	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://api.elevenlabs.io/v1/convai/environment-variables/env_var_id")

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

request = Net::HTTP::Patch.new(url)
request["Content-Type"] = 'application/json'
request.body = "{}"

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.patch("https://api.elevenlabs.io/v1/convai/environment-variables/env_var_id")
  .header("Content-Type", "application/json")
  .body("{}")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('PATCH', 'https://api.elevenlabs.io/v1/convai/environment-variables/env_var_id', [
  'body' => '{}',
  'headers' => [
    'Content-Type' => 'application/json',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://api.elevenlabs.io/v1/convai/environment-variables/env_var_id");
var request = new RestRequest(Method.PATCH);
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Content-Type": "application/json"]
let parameters = [] as [String : Any]

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

let request = NSMutableURLRequest(url: NSURL(string: "https://api.elevenlabs.io/v1/convai/environment-variables/env_var_id")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "PATCH"
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()
```

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