POST/v1/youtube/subtitles

YouTube Subtitles API

List all subtitle and caption tracks for any YouTube video — language codes, names, and translatability. Localization planning from $0.01/call.

Retrieve a list of all available subtitle and caption tracks for a given video, including language names, language codes, and whether each track is translatable.

Full Docs Get API Key $0.01 / call

Try it live

Fill in the fields and hit Run to see a real response.

POST /v1/youtube/subtitles$0.01/call

Live testing

API Key

Video ID*

Response

Example response — hit "Run" to see a live result

{
  "ok": true,
  "data": {
    "subtitles": [
      {
        "languageName": "English",
        "languageCode": "en",
        "isTranslatable": true
      },
      {
        "languageName": "Spanish",
        "languageCode": "es",
        "isTranslatable": true
      }
    ]
  }
}

Features

✓List all available subtitle tracks

✓Language name and code for each track

✓Translatable flag for each track

✓Works with auto-generated and uploaded captions

Use cases

Language Detection

Determine which languages a video supports before fetching transcripts.

Localization Workflow

Check subtitle availability to plan localization and translation pipelines.

Content Filtering

Filter video libraries by available subtitle languages for multilingual platforms.

Quick start

Copy this snippet and start making calls.

const res = await fetch('https://api.yepapi.com/v1/youtube/subtitles', {
  method: 'POST',
  headers: {
    'x-api-key': 'YOUR_API_KEY',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    "id": "dQw4w9WgXcQ"
  }),
});
const data = await res.json();
console.log(data);

Why YepAPI is cheaper

No monthly minimums. No enterprise plans. Just pay per call.

Provider	Cost / call	Catch
YepAPI	$0.01	No minimum. Pay as you go.
YouTube Data API v3	$0.00	10K units/day free

Frequently asked questions

Retrieve a list of all available subtitle and caption tracks for a given video, including language names, language codes, and whether each track is translatable.

Each API call costs $0.01. No monthly minimums or subscriptions — you only pay for what you use.

Sign up for a free API key, then send a POST request to /v1/youtube/subtitles. Check the code example above for a ready-to-use snippet in JavaScript, cURL, or Python.

YepAPI bundles SEO, AI, and web scraping APIs under one key with no monthly minimums. You get lower per-call pricing, a unified dashboard, and one billing account instead of managing multiple providers.

Ready to integrate?

Get your API key and start making calls in 30 seconds. No credit card required.

Get Started Read Docs

More youtube api endpoints

Search

$0.01

YouTube search API — find videos, channels, and playlists with filters for date, duration, and type. Structured JSON results from $0.01/call.

POST /v1/youtube/search

Video Details

$0.02

Full YouTube video metadata — title, views, likes, description, keywords, thumbnails, and available formats. Video intelligence from $0.02/call.

POST /v1/youtube/video

Comments