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SumVid YouTube Video Summarizer
x402
SumVid YouTube Video Summarizer is a paid API for AI agents from api.sumvid.app, paid per call via x402, $0.03/call, status unknown (last checked 2026-10-11).
Generates a concise AI-written TLDR summary of any YouTube video from its URL, in any of 105 supported languages
Price / call$0.03
Success—
StatusUnknown
How this service works
AI summary of a YouTube video from its URL — a concise TLDR of what the video says, translated into your language. YouTube video summary, summarize video, video summarizer, video to text summary, 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.
Output
Returns a JSON object containing an AI-generated text summary of the video, the YouTube video ID, the language code of the summary, the AI model used, a boolean indicating if the result was cached, and optionally the video title, channel name, thumbnail URL, and duration in seconds.
Example use cases
Quick briefing on a long lecture
“I don't have time to watch this 2-hour conference talk — can you give me a concise summary of what's covered? Here's the YouTube link: https://www.youtube.com/watch?v=abc123xyz”
Multilingual video digest for non-English speakers
“Summarize this English YouTube video in Hindi so my team can quickly understand what it's about: https://www.youtube.com/watch?v=xyz789abc”
Research assistant for YouTube content
“I'm researching AI trends — can you summarize the key points from this YouTube video and tell me what the speaker's main arguments are? https://www.youtube.com/watch?v=exampleid456”
Technical details
Endpoint
POSThttps://api.sumvid.app/v1/summarize?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a fast, multilingual AI-generated summary of a YouTube video without requiring user accounts or API keys. It is ideal for agents that need to quickly distill long video content, support non-English users (105 languages), or process one-off video summaries on a pay-per-call basis with no subscription overhead. Prefer this over general-purpose LLMs when you want a purpose-built, cost-predictable solution that handles transcript extraction and summarization in a single call.
Side effects
- Invalid or inaccessible YouTube URL returns an error
- Video has no available captions or transcript — cannot summarize
- Unsupported or malformed BCP-47 language code causes a validation error
- Private or age-restricted videos may not be accessible
- Very short videos with minimal content may yield a minimal summary
- Payment failure or insufficient USDC balance blocks the request
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| url | string | A YouTube video URL or ID |
| language | string | 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) |
Tags
x402
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