Summarizer API Documentation

The Summarizer API allows you to automatically generate summaries of text content with customizable options for length and format.

API Endpoint

POST https://www.summarizer.org/api/summarize

Authentication

Authentication requires a valid API key. Include your API key in the request headers.

Authorization: Bearer YOUR_API_KEY

Request Parameters

Parameter	Type	Required	Description
`text`	string	Yes	The text content to be summarized. Must be at least 10 words long. Maximum word limit is 5000 words.
`mode`	integer	Yes	Summarization mode: `1` for standard (uses mini model), `2` for advanced (uses full model).
`percentage`	integer	No	Controls summary length on a scale of `1` to `6`. Default is `4`. See details below.
`type`	string	No	Optional parameter to specify the summary format. Options: `summary_2`, `bullets`, or `best_line`. If not provided, a default summary will be generated.

Summary Length Control

The percentage parameter (1-6) controls how much of the original text will be retained in the summary. The higher the number, the longer the summary will be.

Examples

Basic Summary Request With type (optional)

{
  "mode": 1,
  "text": "Your long text here...",
  "percentage": 3,
  "type": "summary_2"
}

The type parameter allows you to control the format of the summary output:

When omitted: Returns a standard summary
summary_2: Returns an alternative summary format in headings and points
bullets: Returns the summary as bullet points
best_line: Returns the single most important line from the text

Response Format

Successful Response

{
  "result": "Summarized text content..."
}

Error Response

{
  "error": "Error message"
}

Or for authentication/subscription errors:

{
  "type": "invalid_request",
  "message": "you are not premium for this request"
}

Invalid API key in the request headers:

{
  "type": "invalid_request",
  "message": "incorrect API key provided"
}

Common Errors

Status	Error	Description
401	incorrect API key provided	The provided API key is invalid or missing.
401	you are not premium for this request	Your subscription plan doesn't allow this request or has expired.
422	Validation Error	Invalid parameters were provided.
422	Text exceeds word limit	The input text is too long.
422	Text must be greater then 10 words	The input text is too short.
429	Too Many Requests	The rate limit of requests per minute depends on your plan.
500	An unexpected error occurred	Internal server error.

Support

For technical support or questions about the API, please contact [email protected].