LLM Web Scraper

Overview

The LLM Web Scraper API combines powerful web scraping capabilities with Language Model processing to extract and structure web content intelligently. It can analyze web pages and return structured data based on your specific requirements.

Base URL

POST https://api.yetanotherapi.com/web-scrapper/

Authentication

All requests require an API key passed in the x-api-key header.

Request Headers

Header	Required	Description
Content-Type	Yes	Must be application/json
x-api-key	Yes	Your API authentication key

Request Body

{
    "url": "https://example.com",
    "output_type": "plaintext", //optional
    "use_llm": true,
    "prompt": "Extract product details including name, price, and specifications",
    "openai_key_id": "752724", //optional but recommended
    "use_cache": false, //optional
    "webhook": "https://your-webhook-url.com" //optional
}

Request Parameters

Parameter	Type	Required	Default	Description
url	string	Yes	-	The URL of the website to scrape
output_type	string	No	plaintext	Either "plaintext" or "markdown"
use_llm	boolean	Yes	-	Must be set to true for LLM processing
prompt	string	Yes	-	Instructions for the LLM about what to extract
openai_key_id	string	No	null	Optional ID of your registered OpenAI key
use_cache	boolean	No	false	If true, returns cached result if available
webhook	string	No	null	URL to receive webhook notification when processing complete

Important Parameter Notes

1. Cache Behavior

   • When use_cache: true, all other parameters except url are ignored

   • Returns most recent cached result for the URL

   • 404 error if no cache exists

2. OpenAI Key ID

   • Optional parameter

   • If provided, uses the specified OpenAI key from your account

   • If not provided, uses your most recently added OpenAI key

   • Manage multiple keys through your yetanotherapi dashboard
3. Webhook

   • Optional callback URL for asynchronous processing

   • Receives full results when processing completes

   • Must be publicly accessible HTTPS endpoint

Responses

Immediate Success Response (HTTP 200)

When processing completes within 20 seconds:

{
    "request_id": "550e8400-e29b-41d4-a716-446655440000",
    "url": "https://example.com",
    "status": "completed",
    "timestamp": 1635545600,
    "content": {
        "text": "Extracted text content...",
        "meta": {
            "title": "Page Title",
            "description": "Meta description..."
        },
        "links": [
            {
                "text": "Link text",
                "url": "https://example.com/link",
                "type": "internal"
            }
        ],
        "images": [
            {
                "url": "https://example.com/image.jpg",
                "alt": "Image description"
            }
        ]
    },
    "llm_output": {
        // Structured JSON based on prompt
    }
}

Processing Response (HTTP 202)

When processing takes longer than 20 seconds:

{
    "request_id": "550e8400-e29b-41d4-a716-446655440000",
    "url": "https://example.com",
    "status": "processing",
    "message": "Processing your request. Please check status later."
}

Error Response (HTTP 4XX/5XX)

{
    "error": "ERROR_CODE: Error message"
}

Error Codes

Code	Description	HTTP Status
E001	Invalid request format	400
E003	Invalid URL format	400
E004	Authentication error	401
E008	Content processing failed	500
E009	Validation error	400

Webhook Integration

When providing a webhook URL, you'll receive a POST request with the complete results:

{
    "request_id": "550e8400-e29b-41d4-a716-446655440000",
    "status": "completed",
    "url": "https://example.com",
    "timestamp": 1635545600,
    "content": {
        // Scraped content
    },
    "llm_output": {
        // LLM processed data
    }
}