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

# Get condition set <Badge intent="info" minimal outlined>OAuth Scope: condition_sets:read</Badge>

GET https://api.beehiiv.com/v2/publications/{publicationId}/condition_sets/{conditionSetId}

Retrieve a single active dynamic content condition set for a publication. Use `expand[]=stats` to calculate and return the active subscriber count synchronously.

Reference: https://developers.beehiiv.com/api-reference/condition-sets/show

## Authentication

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

## Request

### Path parameters

- `publicationId` (string, required) — The prefixed ID of the publication object
- `conditionSetId` (string, required) — The UUID of the condition set object

### Query parameters

- `expand[]` (list of enum, optional) — Optionally expand the response to include additional data. `stats` - Calculates and returns the active subscriber count for this condition set synchronously.
  - Allowed values: `stats`

## Response

### 200

OK

- `data` (ConditionSet, required)

## Errors

### 401 Unauthorized Error

Unauthorized. The API key or OAuth access token is missing, invalid, or expired.

- `status` (integer, required)
- `statusText` (string, required)
- `errors` (list of ErrorDetail, required)

### 404 Not Found Error

Resource Not Found

- `status` (integer, required)
- `statusText` (string, required)
- `errors` (list of ErrorDetail, required)

### 429 Too Many Requests Error

Rate Limit Exceeded

- `status` (integer, required)
- `statusText` (string, required)
- `errors` (list of ErrorDetail, required)

### 500 Internal Server Error

Internal Server Error

- `status` (integer, required)
- `statusText` (string, required)
- `errors` (list of ErrorDetail, required)

## Types

### ConditionSet

- `id` (string, required) — The UUID of the condition set.
- `name` (string, required) — The display name of the condition set.
- `status` (enum, required) — Whether the condition set is currently active or has been archived.
  - Allowed values: `active`, `archived`
- `created` (integer, required) — The time the condition set was created. Measured in seconds since the Unix epoch.
- `updated` (integer, required) — The time the condition set was last updated. Measured in seconds since the Unix epoch.
- `purpose` (enum, required) — The purpose of the condition set, indicating its intended use.
  - Allowed values: `dynamic_content`
- `stats` (ConditionSetStats, optional) — Subscriber count statistics for the condition set. Included when `expand[]=stats` is specified in the request.

### ErrorDetail

- `message` (string, required)
- `code` (string, required)

### ConditionSetStats

- `active_subscriber_count` (integer, required) — Count of active subscribers matching this condition set, calculated synchronously at request time.

## Examples

### Example 1

**Response**

```json
{
  "data": {
    "id": "00000000-0000-0000-0000-000000000000",
    "name": "Premium subscribers only",
    "status": "active",
    "created": 1700000000,
    "updated": 1700000000,
    "purpose": "dynamic_content"
  }
}
```

**SDK Code**

```python
import requests

url = "https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000"

headers = {"Authorization": "Bearer <token>"}

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

print(response.json())
```

```javascript
const url = 'https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000';
const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

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://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000"

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

	req.Header.Add("Authorization", "Bearer <token>")

	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.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000")
  .header("Authorization", "Bearer <token>")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000', [
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000");
var request = new RestRequest(Method.GET);
request.AddHeader("Authorization", "Bearer <token>");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Authorization": "Bearer <token>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000")! 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()
```

### With stats expansion

**Response**

```json
{
  "data": {
    "id": "00000000-0000-0000-0000-000000000000",
    "name": "Premium subscribers only",
    "status": "active",
    "created": 1700000000,
    "updated": 1700000000,
    "purpose": "dynamic_content",
    "stats": {
      "active_subscriber_count": 4200
    }
  }
}
```

**SDK Code**

```python With stats expansion
import requests

url = "https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000"

querystring = {"expand[]":"[\"stats\"]"}

headers = {"Authorization": "Bearer <token>"}

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

print(response.json())
```

```javascript With stats expansion
const url = 'https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000?expand%5B%5D=%5B%22stats%22%5D';
const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

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

```go With stats expansion
package main

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

func main() {

	url := "https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000?expand%5B%5D=%5B%22stats%22%5D"

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

	req.Header.Add("Authorization", "Bearer <token>")

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

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

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

}
```

```ruby With stats expansion
require 'uri'
require 'net/http'

url = URI("https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000?expand%5B%5D=%5B%22stats%22%5D")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

```java With stats expansion
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.get("https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000?expand%5B%5D=%5B%22stats%22%5D")
  .header("Authorization", "Bearer <token>")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000?expand%5B%5D=%5B%22stats%22%5D', [
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

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

```csharp With stats expansion
using RestSharp;

var client = new RestClient("https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000?expand%5B%5D=%5B%22stats%22%5D");
var request = new RestRequest(Method.GET);
request.AddHeader("Authorization", "Bearer <token>");
IRestResponse response = client.Execute(request);
```

```swift With stats expansion
import Foundation

let headers = ["Authorization": "Bearer <token>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.beehiiv.com/v2/publications/pub_00000000-0000-0000-0000-000000000000/condition_sets/00000000-0000-0000-0000-000000000000?expand%5B%5D=%5B%22stats%22%5D")! 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()
```