Summaries, chapters, or highlights

This endpoint analyzes videos and generates summaries, chapters, or highlights. Optionally, you can provide a prompt to customize the output.

Note

This endpoint is rate-limited. For details, see the Rate limits page.

This endpoint analyzes videos and generates summaries, chapters, or highlights. Optionally, you can provide a prompt to customize the output. <Note title="Note"> This endpoint is rate-limited. For details, see the [Rate limits](/v1.3/docs/get-started/rate-limits) page. </Note>

Authentication

x-api-keystring

Your API key.

Note

You can find your API key on the API Key page.

Your API key. <Note title="Note"> You can find your API key on the <a href="https://playground.twelvelabs.io/dashboard/api-key" target="_blank">API Key</a> page. </Note>

Request

Request to generate a summary of a video.

video_idstringRequired

The unique identifier of the video that you want to summarize.

typestringRequired

Specifies the type of summary. Use one of the following values:

summary: A brief that encapsulates the key points of a video, presenting the most important information clearly and concisely.
chapter: A chronological list of all the chapters in a video, providing a granular breakdown of its content. For each chapter, the platform returns its starting and end times, measured in seconds from the beginning of the video clip, a descriptive headline that offers a brief of the events or activities within that part of the video, and an accompanying summary that elaborates on the headline.
highlight: A chronologically ordered list of the most important events within a video. Unlike chapters, highlights only capture the key moments, providing a snapshot of the video’s main topics. For each highlight, the platform returns its starting and end times, measured in seconds from the beginning of the video, a title, and a brief description that captures the essence of this part of the video.

Specifies the type of summary. Use one of the following values: - `summary`: A brief that encapsulates the key points of a video, presenting the most important information clearly and concisely. - `chapter`: A chronological list of all the chapters in a video, providing a granular breakdown of its content. For each chapter, the platform returns its starting and end times, measured in seconds from the beginning of the video clip, a descriptive headline that offers a brief of the events or activities within that part of the video, and an accompanying summary that elaborates on the headline. - `highlight`: A chronologically ordered list of the most important events within a video. Unlike chapters, highlights only capture the key moments, providing a snapshot of the video's main topics. For each highlight, the platform returns its starting and end times, measured in seconds from the beginning of the video, a title, and a brief description that captures the essence of this part of the video.

promptstringOptional

Use this field to provide context for the summarization task, such as the target audience, style, tone of voice, and purpose.

Notes

Your prompts can be instructive or descriptive, or you can also phrase them as questions.
The maximum length of a prompt is 2,000 tokens.

Example: Generate a summary of this video for a social media post, up to two sentences.

Use this field to provide context for the summarization task, such as the target audience, style, tone of voice, and purpose. <Note title="Notes"> - Your prompts can be instructive or descriptive, or you can also phrase them as questions. - The maximum length of a prompt is 2,000 tokens. </Note> **Example**: Generate a summary of this video for a social media post, up to two sentences.

temperaturedoubleOptional

Controls the randomness of the text output generated by the model. A higher value generates more creative text, while a lower value produces more deterministic text output.

Default: 0.2 Min: 0 Max: 1

response_formatobjectOptional

Use this parameter to specify the format of the response. This parameter is only valid when the type parameter is set to summary. If you omit this parameter, the platform returns unstructured text.

max_tokensintegerOptional<=4096

The maximum number of tokens to generate.

Response

The specified video has successfully been summarized.

summaryobject

chapterobject

highlightobject

Errors

Specifies the type of summary. Use one of the following values:

summary: A brief that encapsulates the key points of a video, presenting the most important information clearly and concisely.
chapter: A chronological list of all the chapters in a video, providing a granular breakdown of its content. For each chapter, the platform returns its starting and end times, measured in seconds from the beginning of the video clip, a descriptive headline that offers a brief of the events or activities within that part of the video, and an accompanying summary that elaborates on the headline.
highlight: A chronologically ordered list of the most important events within a video. Unlike chapters, highlights only capture the key moments, providing a snapshot of the video’s main topics. For each highlight, the platform returns its starting and end times, measured in seconds from the beginning of the video, a title, and a brief description that captures the essence of this part of the video.

1	curl -X POST https://api.twelvelabs.io/v1.3/summarize \
2	-H "x-api-key: <apiKey>" \
3	-H "Content-Type: application/json" \
4	-d '{
5	"video_id": "6298d673f1090f1100476d4c",
6	"type": "summary",
7	"prompt": "Generate a summary of this video for a social media post, up to two sentences.",
8	"temperature": 0.2
9	}'

1	{
2	"summarize_type": "summary",
3	"id": "56dd2567-9b34-4ee9-9fbb-c20fc283e5bf",
4	"summary": "Black Friday shoppers are shown in a mall, pushing and shoving through the crowds. A news reporter talks about shopping mania and its impact on stores. He mentions that stores are filled to the brim and that the hunt for deals can make people miserable. A woman talks to the camera about how people have lost their minds and how the American dream has become associated with material possessions.\n",
5	"usage": {
6	"output_tokens": 1
7	}
8	}