TikTok Summarizer API
Turn any TikTok video into an AI summary with key points, topics, and sentiment.
GET request to /v1/tiktok/summarize that responds with clean JSON, costs 4 credits, and is cached for 24 hours (repeat calls are free). Start with 100 free credits — no credit card.What is the TikTok Summarizer API?
The TikTok Summarizer API lets you generate an AI summary with key points and topics from TikTok with a single REST call. No OAuth, no scraping infrastructure, and no platform SDKs — send the URL, get clean structured JSON back. Results are cached for 24 hours, so repeat lookups are instant and free.
What you get
- 2–3 paragraph AI summary of the video
- 4–8 bullet key points and detected topics
- Overall sentiment and tone
- Powered by the transcript under the hood
Try it
Fill in the parameters below and copy a ready-to-run request in your language of choice.
Parameters
curl "https://api.captapi.com/v1/tiktok/summarize?url=https%3A%2F%2Fwww.tiktok.com%2F%40username%2Fvideo%2F7311234567890123456" \
-H "Authorization: Bearer capt_live_..."Edit the parameters and the code updates instantly. Switch languages and hit copy.
Example response
{
"success": true,
"cached": false,
"creditsUsed": 4,
"data": {
"platform": "tiktok",
"url": "https://www.tiktok.com/@paw.dreams0/video/7660129779596659990",
"summary": "In this playful and imaginative narrative, a child and their father embark on a creative journey to build a super-fast cardboard Ferrari. Initially, the child is excited about their cardboard creation, but soon realizes that it cannot compete on a real racing track. The father reassures the child and proposes to construct a real metal Ferrari using materials from a junkyard. Together, they work on the new car, focusing on its strength and aesthetics, ultimately transforming their dream into reality with a shiny, fast white Ferrari that outshines the previous cardboard model.",
"keyPoints": [
"The story begins with a child excited about a cardboard Ferrari.",
"The realization that cardboard cannot race leads to a creative solution.",
"The father and child decide to build a real metal Ferrari from junkyard materials.",
"They focus on creating a strong and beautiful car with a powerful engine.",
"The transformation from cardboard to metal symbolizes creativity and resilience.",
"The final product is a shiny white Ferrari that is deemed the fastest on the track."
],
"topics": [
"imagination",
"creativity",
"father-child bond",
"building",
"transformation",
"racing",
"play"
],
"sentiment": "positive"
}
}Failed requests (4xx/5xx) are never charged. See the full list of error codes in the error reference.
Response structure
A successful call returns success, cached, creditsUsed, and a data object with the following fields:
Summary
summaryAI-generated summary of the video (2–3 paragraphs).sentimentOverall tone of the content (positive, neutral, negative).
Structured output
keyPointsArray of the most important takeaways.topicsArray of detected topics and themes.
Parameters
| Name | Type | Required | Description |
|---|---|---|---|
| url | string | Yes | Public TikTok video URL, e.g. https://tiktok.com/@user/video/ID. Not a YouTube/Instagram/Facebook URL. The URL platform must match this endpoint's platform. Do not pass cross-platform URLs, e.g. YouTube to TikTok, Instagram to Facebook, LinkedIn to X/Twitter, or Pinterest to Rumble. |
| language | string | No | ISO code, e.g. "tr": pins the speech language and sets the summary output language. Defaults to auto-detect + English summary. |
| cache | boolean | No | Responses are cached for 24 hours by default. Set false to bypass the cache and always fetch fresh data (default true). |
Authentication: send your key as Authorization: Bearer capt_live_.... A typical call costs 4 credits. Repeat calls for the same request are served from cache for free.
How it works
- 1. Sign up — get 100 free credits, no card required.
- 2. Create a key from your dashboard.
- 3. Send one request to
/v1/tiktok/summarizeand parse the JSON response.
Use cases
Content Triage
Decide what's worth watching without watching it.
Newsletters & Digests
Auto-generate summaries for roundups and emails.
Research
Condense long videos into key points at scale.
SEO
Generate descriptions and meta content from videos.
Social
Draft captions and posts from video content.
Frequently asked questions
What does the TikTok Summarizer API do?+
The TikTok Summarizer API lets you generate an AI summary with key points and topics from a public TikTok video using one GET request to /v1/tiktok/summarize. It returns clean JSON — no OAuth or scraping setup required.
How many credits does the TikTok Summarizer API cost?+
Each successful call costs 4 credits. Responses are cached for 24 hours, and cached results cost 0 credits. Failed or empty results are never charged.
Do I need a TikTok API key or OAuth?+
No. A single Captapi key works across every platform Captapi supports — YouTube, TikTok, Instagram, Facebook, Twitter/X, Reddit, Threads, Bluesky, Pinterest, LinkedIn, and Rumble. We handle proxies, rate limits, retries, and authentication for you.
Which AI model powers the summaries?+
Summaries are generated with GPT-4o-mini for a strong balance of quality, speed, and cost, built on top of the video transcript.
Is the TikTok Summarizer API suitable for production use?+
Yes. It is a stable REST endpoint with predictable JSON, automatic retries, and a shared 24-hour cache. Use it for RAG pipelines, analytics, monitoring, and content automation.
More TikTok APIs
Ready to use the TikTok Summarizer API?
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