Full transcript of a YouTube video from its URL — captions/subtitles as clean pl
Full transcript of a YouTube video from its URL — captions/subtitles as clean plain text in your language. YouTube transcript, video to text, captions extraction, subtitle download, speech to text, multilingual. 105 languages supported, including English, Spanish, Portuguese, French, German, Hindi, Arabic, Chinese, Japanese, Korean, Russian, Indonesian and Vietnamese. Pay per call, no account or API key.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
631 msmedian answer time
$0.005listed price per call
$0.005price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.sumvid.app/v1/transcript
| Category | Image and media |
|---|---|
| Provider host | api.sumvid.app |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.005 | 631 ms |
Example input (from the provider)
{
"body": {
"language": "en",
"url": "https://youtu.be/dQw4w9WgXcQ"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"language": {
"description": "BCP-47 language code for the output (default 'en'; 105 supported, e.g. es, pt-BR, fr, de, hi, ar, zh-Hans, ja, ko, ru, id, vi)",
"type": "string"
},
"url": {
"description": "A YouTube video URL or ID",
"type": "string"
}
},
"required": [
"url"
]
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"channel": {
"type": [
"string",
"null"
]
},
"duration_seconds": {
"type": [
"integer",
"null"
]
},
"language_code": {
"type": "string"
},
"thumbnail_url": {
"type": [
"string",
"null"
]
},
"title": {
"type": [
"string",
"null"
]
},
"transcript": {
"description": "Full plain-text transcript of the video",
"type": "string"
},
"youtube_video_id": {
"type": "string"
}
},
"required": [
"youtube_video_id",
"transcript",
"language_code"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}