> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.paymentkit.com/api-reference/api-reference/product-families/list-product-families/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.paymentkit.com/_mcp/server.

# List Product Families

GET https://app.paymentkit.com/api/{account_id}/product-families/

List all product families for the account.

Reference: https://docs.paymentkit.com/api-reference/api-reference/product-families/list-product-families

## Authentication

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

## Servers

- `https://app.paymentkit.com` (Production, default)
- `https://staging.paymentkit.com` (Staging)

## Request

### Path parameters

- `account_id` (string, required)

### Query parameters

- `include_deleted` (boolean, optional, default: false) — Include soft-deleted families
- `limit` (integer, optional, default: 50) — Number of items per page
- `offset` (integer, optional, default: 0) — Number of items to skip
- `filter` (string, optional, default: {}) — Filter conditions as key-value pairs or advanced filter objects (JSON string)
- `sortBy` (string, optional, nullable) — Field to sort by
- `sortOrder` (integer, optional, default: -1) — Sort order: 1 for ascending, -1 for descending
- `search` (string, optional, nullable) — Keyword-based search across multiple fields

## Response

### 200

Successful Response

- `items` (list of ProductFamily, required)
- `total` (integer, required)
- `has_more` (boolean, required)

## Errors

### 422 Unprocessable Entity Error

Validation Error

- `detail` (list of ValidationError, optional)

## Types

### ProductFamily

Pydantic model for product family responses.

- `id` (string, required)
- `account_id` (string, required)
- `name` (string, required)
- `created_at` (datetime, required)
- `updated_at` (datetime, required)
- `description` (string, optional, nullable)
- `hierarchy` (map from string to integer, optional)
- `deleted_at` (datetime, optional, nullable)

### ValidationError

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

### ValidationErrorLocItems

## Examples

**Request**

```json
{}
```

**Response**

```json
{
  "items": [
    {
      "id": "pf_8a7b3c2d4e5f6g7h8i9j0k",
      "account_id": "acct_1234567890abcdef",
      "name": "Electronics",
      "created_at": "2023-11-01T12:00:00Z",
      "updated_at": "2024-01-10T15:45:00Z",
      "description": "Product family for all electronic devices and accessories",
      "hierarchy": {
        "level1": 1,
        "level2": 3
      },
      "deleted_at": "2024-01-15T09:30:00Z"
    }
  ],
  "total": 1,
  "has_more": true
}
```

**SDK Code**

```python
import requests

url = "https://app.paymentkit.com/api/account_id/product-families/"

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

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

print(response.json())
```

```javascript
const url = 'https://app.paymentkit.com/api/account_id/product-families/';
const options = {
  method: 'GET',
  headers: {Authorization: 'Bearer <token>', '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://app.paymentkit.com/api/account_id/product-families/"

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

	req, _ := http.NewRequest("GET", 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://app.paymentkit.com/api/account_id/product-families/")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'
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.get("https://app.paymentkit.com/api/account_id/product-families/")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{}")
  .asString();
```

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

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://app.paymentkit.com/api/account_id/product-families/', [
  'body' => '{}',
  'headers' => [
    'Authorization' => 'Bearer <token>',
    'Content-Type' => 'application/json',
  ],
]);

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

```csharp
using RestSharp;

var client = new RestClient("https://app.paymentkit.com/api/account_id/product-families/");
var request = new RestRequest(Method.GET);
request.AddHeader("Authorization", "Bearer <token>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

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

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

let request = NSMutableURLRequest(url: NSURL(string: "https://app.paymentkit.com/api/account_id/product-families/")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
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()
```