> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developers.alephant.io/api-reference/saa-s-api/master-keys/list-master-keys/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.alephant.io/_mcp/server.

# List master keys

GET https://alephant.io/api/v1/master-keys

Returns all master keys in the workspace. Paginated (page, pageSize). Requires workspace membership.

Reference: https://developers.alephant.io/api-reference/saa-s-api/master-keys/list-master-keys

## Servers

- `https://alephant.io` (Production, default)
- `https://dev.alephant.io` (Development)

## Request

### Query parameters

- `page` (integer, optional, default: 1) — Page number
- `pageSize` (integer, optional, default: 20) — Items per page

### Headers

- `Authorization` (string, required) — Bearer \{access\_token}
- `X-Workspace-Id` (string, required) — Workspace UUID

## Response

### 200

data: list, meta: pagination

- `data` (list of internal_api_handlers_master_keys.MasterKeyListItemDTO, optional)
- `meta` (internal_api_handlers_master_keys.ListMasterKeysMeta, optional)

## Errors

### 400 Bad Request Error

BAD_REQUEST (missing X-Workspace-Id)

- `map from string to any`

### 401 Unauthorized Error

AUTH_TOKEN_EXPIRED

- `map from string to any`

### 403 Forbidden Error

FORBIDDEN

- `map from string to any`

## Types

### internal_api_handlers_master_keys.MasterKeyListItemDTO

- `baseUrl` (string, optional)
- `costPrevious` (double, optional)
- `createdAt` (string, optional)
- `departments` (list of string, optional) — Departments: union of master_key_departments and departments from VK-bound members/agents (Enterprise).
- `id` (string, optional)
- `keyMarketApiKeyId` (string, optional)
- `label` (string, optional)
- `lastUsedAt` (string, optional)
- `lastVerifiedAt` (string, optional)
- `maskedKey` (string, optional)
- `modelsInfo` (map from string to github_com_alephant_backend-saas-service_internal_service.ModelPriceEntry, optional) — Provider model pricing in API units (CNY per 1M tokens).
- `provider` (string, optional)
- `requests` (integer, optional)
- `spend` (double, optional)
- `spendChangePercent` (double, optional)
- `spendLimit` (double, optional)
- `status` (string, optional)
- `tokens` (integer, optional)

### internal_api_handlers_master_keys.ListMasterKeysMeta

- `overview` (internal_api_handlers_master_keys.MasterKeysOverview, optional)
- `page` (integer, optional)
- `pageSize` (integer, optional)
- `total` (integer, optional)
- `totalPages` (integer, optional)

### github_com_alephant_backend-saas-service_internal_service.ModelPriceEntry

- `completion` (double, optional)
- `prompt` (double, optional)

### internal_api_handlers_master_keys.MasterKeysOverview

- `activeMasterKeys` (integer, optional)
- `spendChangePercent` (double, optional)
- `totalRequests` (integer, optional)
- `totalSpendCents` (integer, optional)
- `totalSpendPreviousCents` (integer, optional)
- `totalSpendPreviousUsd` (double, optional)
- `totalSpendUsd` (double, optional)
- `totalTokens` (integer, optional)

## Examples

**Response**

```json
{
  "data": [
    {
      "baseUrl": "string",
      "costPrevious": 1.1,
      "createdAt": "string",
      "departments": [
        "string"
      ],
      "id": "string",
      "keyMarketApiKeyId": "string",
      "label": "string",
      "lastUsedAt": "string",
      "lastVerifiedAt": "string",
      "maskedKey": "string",
      "modelsInfo": {},
      "provider": "string",
      "requests": 1,
      "spend": 1.1,
      "spendChangePercent": 1.1,
      "spendLimit": 1.1,
      "status": "string",
      "tokens": 1
    }
  ],
  "meta": {
    "overview": {
      "activeMasterKeys": 1,
      "spendChangePercent": 1.1,
      "totalRequests": 1,
      "totalSpendCents": 1,
      "totalSpendPreviousCents": 1,
      "totalSpendPreviousUsd": 1.1,
      "totalSpendUsd": 1.1,
      "totalTokens": 1
    },
    "page": 1,
    "pageSize": 1,
    "total": 1,
    "totalPages": 1
  }
}
```

**SDK Code**

```python
import requests

url = "https://alephant.io/api/v1/master-keys"

headers = {
    "Authorization": "Authorization",
    "X-Workspace-Id": "X-Workspace-Id"
}

response = requests.get(url, headers=headers)

print(response.json())
```

```javascript
const url = 'https://alephant.io/api/v1/master-keys';
const options = {
  method: 'GET',
  headers: {Authorization: 'Authorization', 'X-Workspace-Id': 'X-Workspace-Id'}
};

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"
	"net/http"
	"io"
)

func main() {

	url := "https://alephant.io/api/v1/master-keys"

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

	req.Header.Add("Authorization", "Authorization")
	req.Header.Add("X-Workspace-Id", "X-Workspace-Id")

	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://alephant.io/api/v1/master-keys")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Authorization'
request["X-Workspace-Id"] = 'X-Workspace-Id'

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.get("https://alephant.io/api/v1/master-keys")
  .header("Authorization", "Authorization")
  .header("X-Workspace-Id", "X-Workspace-Id")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://alephant.io/api/v1/master-keys', [
  'headers' => [
    'Authorization' => 'Authorization',
    'X-Workspace-Id' => 'X-Workspace-Id',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://alephant.io/api/v1/master-keys");
var request = new RestRequest(Method.GET);
request.AddHeader("Authorization", "Authorization");
request.AddHeader("X-Workspace-Id", "X-Workspace-Id");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = [
  "Authorization": "Authorization",
  "X-Workspace-Id": "X-Workspace-Id"
]

let request = NSMutableURLRequest(url: NSURL(string: "https://alephant.io/api/v1/master-keys")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
request.allHTTPHeaderFields = headers

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()
```