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 and costs 4 credits. Pass cache=true for a free 24h cache hit; default is always fresh. 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 for TikTok summarizer with a single REST call. No OAuth, no infrastructure to maintain, and no platform SDKs — send the request, get clean structured JSON back. Pass cache=true to serve from the 24h shared cache (0 credits on hit); default is always fresh.
What you get
- 2–3 paragraph AI summary
- 4–8 bullet key points and detected topics
- Overall sentiment and tone
- Built on the transcript under the hood
Try it
Fill in the parameters below and copy a ready-to-run request, or open the live Playground to run it against your account (no API key paste).
Parameters
curl "https://api.captapi.com/v1/tiktok/summarize?url=https%3A%2F%2Fwww.tiktok.com%2F%40paw.dreams0%2Fvideo%2F7660129779596659990" \
-H "Authorization: Bearer capt_live_..."
# or: -H "x-api-key: capt_live_..."Edit the parameters and the code updates instantly. Switch languages and hit copy.
Example response
{
"success": true,
"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"
}
}Billing metadata is returned in response headers: X-Captapi-Credits (credits charged), X-Captapi-Cache (hit or miss), and X-Captapi-Source. 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:
Top-level fields
platformPlatform identifier (e.g. youtube, instagram).urlCanonical URL of the item.summaryAI-generated summary of the content.keyPointsThe most important takeaways.topicsDetected topics and themes.sentimentOverall tone (positive, neutral, negative).
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 | Set true to serve from the 24h response cache. Default false — always fetch fresh data. |
Authentication: send your key as Authorization: Bearer capt_live_.... A typical call costs 4 credits. Pass cache=true for a free 24h cache hit; default is always fresh.
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 infrastructure setup required.
How many credits does the TikTok Summarizer API cost?+
Each successful call costs 4 credits. Pass cache=true to serve from the 24h shared cache (0 credits on hit); default is always fresh. 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, Rumble, Spotify, Kwai, and more. 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 transcript.
Is the TikTok Summarizer API suitable for production use?+
Yes. It is a stable REST endpoint with predictable JSON and automatic retries. Pass cache=true to serve from the 24h shared cache (0 credits on hit); default is always fresh. Use it for analytics, monitoring, and content automation.
More TikTok APIs
Ready to use the TikTok Summarizer API?
Sign up, grab your key, and make your first call in 60 seconds.