> ## Documentation Index
> Fetch the complete documentation index at: https://docs.keyapi.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Fetch User's Active Subreddits

> Get the list of most active Reddit communities for a specified user

<div className="inline-flex items-center gap-2 px-4 py-2 bg-yellow-50 dark:bg-yellow-900/20 border border-yellow-200 dark:border-yellow-800 rounded-lg">
  <span className="text-base">🪙</span>
  <span className="text-sm font-medium text-yellow-900 dark:text-yellow-100"><span className="font-semibold">1 credit</span><span className="text-yellow-700 dark:text-yellow-300 ml-1">per request</span></span>
</div>

## Copy for AI

<div className="my-6 rounded-xl border border-gray-200 bg-gray-50 p-5 dark:border-gray-800 dark:bg-gray-900/40">
  <div className="min-w-0">
    <p className="text-base font-semibold text-gray-900 dark:text-gray-100">🤖 Why Code When AI Can Do It For You?</p>
    <p className="mt-1 text-sm text-gray-700 dark:text-gray-300">Stop writing code like it's 1970! Let AI do the heavy lifting - click the sparkles to copy a perfectly formatted prompt for ChatGPT, Claude, or your favorite AI assistant.</p>
  </div>

  <div className="mt-4">
    <button
      type="button"
      className="inline-flex items-center gap-2 rounded-md border border-emerald-300 bg-emerald-50 px-3 py-2 text-sm font-medium text-emerald-800 hover:bg-emerald-100 dark:border-emerald-700 dark:bg-emerald-900/30 dark:text-emerald-100 dark:hover:bg-emerald-900/50"
      onClick={() => navigator.clipboard.writeText(`I want to make an API call to https://api.keyapi.ai/v1/reddit/fetch_user_active_subreddits.

Please help me write code to make this API call and handle the response appropriately. Include error handling and best practices.

Here are the details:

Endpoint: GET https://api.keyapi.ai/v1/reddit/fetch_user_active_subreddits

Description: Get the list of most active Reddit communities for a specified user

Required Headers:
--header 'Authorization: Bearer <YOUR_API_KEY>'

Parameters:
- username (Required): Reddit username. Example: spez
- need_format (Optional): Whether to clean/sanitize the data. Example: false

Example Response:
{
"code": 0,
"message": "success",
"data": {
"redditorInfoByName": {
  "__typename": "Redditor",
  "activeSubreddits": null
}
},
"requestId": "932e4837-563b-4cb0-a882-6964f69ba9f9"
}`)}
    >
      <span>✨</span>
      <span>Copy for AI</span>
    </button>
  </div>
</div>


## OpenAPI

````yaml en/reddit.openapi.json GET /v1/reddit/fetch_user_active_subreddits
openapi: 3.0.1
info:
  title: Reddit API english documentation
  description: >-
    The english reference documentation of the Reddit API includes the
    interface's purpose, parameter description, response status, and sample
    structure.
  version: 1.0.0
servers:
  - url: https://api.keyapi.ai
    description: Production
security:
  - JWT Bearer: []
tags: []
paths:
  /v1/reddit/fetch_user_active_subreddits:
    get:
      tags: []
      summary: Fetch User's Active Subreddits
      description: Get the list of most active Reddit communities for a specified user
      parameters:
        - name: username
          in: query
          description: Reddit username
          required: true
          example: spez
          schema:
            type: string
        - name: need_format
          in: query
          description: Whether to clean/sanitize the data
          required: false
          example: 'false'
          schema:
            type: boolean
            default: false
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                type: object
                properties: {}
              example:
                code: 0
                message: success
                data:
                  redditorInfoByName:
                    __typename: Redditor
                    activeSubreddits: null
                requestId: 932e4837-563b-4cb0-a882-6964f69ba9f9
          headers: {}
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                type: object
                example:
                  code: 400
                  data: null
                  message: 'Missing required parameter: handle'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                type: object
                example:
                  code: 401
                  data: null
                  message: apiKey is null
        '402':
          description: Payment Required
          content:
            application/json:
              schema:
                type: object
                example:
                  code: 402
                  data: null
                  message: apiKey quota is not enough
        '429':
          description: Too Many Requests
          content:
            application/json:
              schema:
                type: object
                example:
                  code: 429
                  data: null
                  message: qps limit exceeded
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                type: object
                example:
                  code: 500
                  data: null
                  message: Internal server error
      deprecated: false
      security:
        - JWT Bearer: []
      x-codeSamples:
        - lang: curl
          label: cURL
          source: |-
            curl --request GET \
              --url 'https://api.keyapi.ai/v1/reddit/fetch_user_active_subreddits?username=spez&need_format=false' \
              --header 'Authorization: Bearer <YOUR_API_KEY>'
        - lang: python
          label: Python
          source: |-
            import requests

            response = requests.get(
                'https://api.keyapi.ai/v1/reddit/fetch_user_active_subreddits',
                params={"username": "spez", "need_format": "false"},
                headers={'Authorization': 'Bearer <YOUR_API_KEY>'}
            )
            print(response.json())
        - lang: javascript
          label: JavaScript
          source: >-
            const params = new URLSearchParams({"username": "spez",
            "need_format": "false"});


            const response = await
            fetch(`https://api.keyapi.ai/v1/reddit/fetch_user_active_subreddits?${params}`,
            {
              method: 'GET',
              headers: { 'Authorization': 'Bearer <YOUR_API_KEY>' }
            });

            const data = await response.json();

            console.log(data);
components:
  securitySchemes:
    JWT Bearer:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: |-
        API key for authentication. Format: `sk_live_xxxxxxxxxxxxx`
        Get your API key from the [Dashboard](http://keyapi.ai/app/dashboard).

````