Endpoint Playground

Try the YouTube Transcript Languages API

Lists the transcript languages available for a YouTube video by its 11-character video id. Each entry has the language name and code, whether the track is auto-generated, and whether it can be translated. Use it to pick a language before requesting a transcript.

What a live request returned

14 Oct 2026: 2 items; 4 fields had a value in every checked item.

Observed request: GET /youtube/transcript/DB9mjd-65gw/languages
Fields with a value in every checked item: language, language_code, is_generated, is_translatable

Sample value profiles: is_generated: true in 1 of 2; is_translatable: true in 2 of 2.

Request: GET /youtube/transcript/{id}/languages
Cost: 1 credit/request
Auth: apiKey
Checks passed, 7 days to 14 Oct 2026: 100%, median 1.92 s
Monitored request: GET /youtube/transcript/DB9mjd-65gw/languages

YouTube Transcript Languages API documentation YouTube platform page Pricing

Prefilled cURL

curl "https://api.crawlora.net/api/v1/youtube/transcript/YbJOTdZBX1g/languages" \
  -H "x-api-key: $CRAWLORA_API_KEY"

Request parameters

Parameter	Type	Required	Prefilled value	Description
id (path)	string	Yes	YbJOTdZBX1g	YouTube video ID (11-character code)

Example JSON response

{
  "code": 200,
  "msg": "OK",
  "data": [
    {
      "language": "English",
      "language_code": "en",
      "is_generated": false,
      "is_translatable": true
    },
    {
      "language": "Spanish",
      "language_code": "es",
      "is_generated": false,
      "is_translatable": true
    }
  ]
}

More YouTube endpoints

Retrieve auto-generated or human captions Retrieve the playlists tab for a YouTube channel Search within a YouTube channel Retrieve the shorts tab for a YouTube channel Retrieve the videos tab for a YouTube channel Retrieve video comments (top-level & replies)Retrieve playlist metadata and items Retrieve channel profile Search YouTube Suggest YouTube search queries Retrieve YouTube videos by tag Retrieve transcript for a YouTube video All 14 YouTube endpoints

The sample response, schema and code snippets below work without an account. Sending a live request needs an API key.

Set up API key Endpoint docs

Endpoint

Choose one catalog endpoint for this request.

1 shown

Group

Method

Auth

Endpoint

GETapiKey1 credit/requestyoutube.transcriptLanguagesResponseDocYouTube

GET /youtube/transcript/{id}/languages

List transcript languages for a YouTube video

API key required. Paste a full key or rotate one from the API Keys page.

Set up API key

View docs

API key

API key required for live requests. Your key is only used to send requests from this Playground.

not configured

Active Playground key: not configured

Manage API keys in Console

Path parameters

requiredstring

YouTube video ID (11-character code)

Add an API key to send a live request.

If an active API key is configured, Copy cURL includes it. Share links never include API keys.

View docs

Sample responseGET

Shown before your first request. Add an API key and send a request to see the live response, status, latency, and headers.

{
  "code": 200,
  "msg": "OK",
  "data": [
    {
      "language": "English",
      "language_code": "en",
      "is_generated": false,
      "is_translatable": true
    },
    {
      "language": "Spanish",
      "language_code": "es",
      "is_generated": false,
      "is_translatable": true
    }
  ]
}

Endpoint Playground

Try the YouTube Transcript Languages API

What a live request returned

14 Oct 2026: 2 items; 4 fields had a value in every checked item.

Observed request: GET /youtube/transcript/DB9mjd-65gw/languages
Fields with a value in every checked item: language, language_code, is_generated, is_translatable

Sample value profiles: is_generated: true in 1 of 2; is_translatable: true in 2 of 2.

Request: GET /youtube/transcript/{id}/languages
Cost: 1 credit/request
Auth: apiKey
Checks passed, 7 days to 14 Oct 2026: 100%, median 1.92 s
Monitored request: GET /youtube/transcript/DB9mjd-65gw/languages

YouTube Transcript Languages API documentation YouTube platform page Pricing

Prefilled cURL

curl "https://api.crawlora.net/api/v1/youtube/transcript/YbJOTdZBX1g/languages" \
  -H "x-api-key: $CRAWLORA_API_KEY"

Request parameters

Parameter	Type	Required	Prefilled value	Description
id (path)	string	Yes	YbJOTdZBX1g	YouTube video ID (11-character code)

Example JSON response

{
  "code": 200,
  "msg": "OK",
  "data": [
    {
      "language": "English",
      "language_code": "en",
      "is_generated": false,
      "is_translatable": true
    },
    {
      "language": "Spanish",
      "language_code": "es",
      "is_generated": false,
      "is_translatable": true
    }
  ]
}

More YouTube endpoints

The sample response, schema and code snippets below work without an account. Sending a live request needs an API key.

Set up API key Endpoint docs

Endpoint

Choose one catalog endpoint for this request.

1 shown

Group

Method

Auth

Endpoint

GETapiKey1 credit/requestyoutube.transcriptLanguagesResponseDocYouTube

GET /youtube/transcript/{id}/languages

List transcript languages for a YouTube video

API key required. Paste a full key or rotate one from the API Keys page.

Set up API key

View docs

API key

API key required for live requests. Your key is only used to send requests from this Playground.

not configured

Active Playground key: not configured

Manage API keys in Console

Path parameters

requiredstring

YouTube video ID (11-character code)

Add an API key to send a live request.

If an active API key is configured, Copy cURL includes it. Share links never include API keys.

View docs

Sample responseGET

Shown before your first request. Add an API key and send a request to see the live response, status, latency, and headers.

{
  "code": 200,
  "msg": "OK",
  "data": [
    {
      "language": "English",
      "language_code": "en",
      "is_generated": false,
      "is_translatable": true
    },
    {
      "language": "Spanish",
      "language_code": "es",
      "is_generated": false,
      "is_translatable": true
    }
  ]
}