Free Web Scraping API: Get Real-Time Data from Any Webpage
Introduction
Looking for a reliable and free web scraping API? Critique AI offers a powerful solution that lets you extract structured data from any webpage. Our free tier provides up to 10 scraping requests per minute, with the ability to upgrade to 100 requests per minute with any deposit.
Key Features
- No-Code Setup: Simply describe what data you want to extract
- Structured Output: Always receive clean, valid JSON responses
- Real-Time Data: Get the latest data with each request
- Rate Limits:
- Free tier: 10 requests/minute
- Paid tier: 100 requests/minute
Getting Started
- Visit Critique Labs AI
- Click "API Studio" at the top
- Describe the data you want to extract
- Test your API instantly
- Copy the code stubs and start using
Example Use Case
1// Example private API that scrapes stock news feed
2// The url begins with /v1/user-defined-service/ which means it's a private API
3// Notice the data takes in a stock_symbol
4
5function fetchData() {
6 const url = "https://api.critique-labs.ai/v1/user-defined-service/stock-news-feed-scanner";
7 const data = { "stock_symbol": "string" } ; // replace with actual inputs
8 const headers = {
9 'Content-Type': 'application/json',
10 'X-API-Key': '<YOUR API KEY HERE>'
11 };
12
13 fetch(url, {
14 method: 'POST',
15 headers: headers,
16 body: JSON.stringify(data)
17 })
18 .then(response => response.json())
19 .then(output => {
20 if (output.error) {
21 throw new Error(output.error);
22 }
23 // Output in your specified format
24 const formattedOutput = output.response;
25 // The sources used to generate this output
26 const sources = output.context;
27
28 console.log(formattedOutput);
29 console.log(sources);
30 })
31 .catch(error => {
32 console.error("Error:", error);
33 });
34}
35
36fetchData();
37Pricing and Limits
Our free tier is perfect for testing and small projects. When you're ready to scale:
-
Free Tier:
- 10 requests per minute
- No credit card required
- Basic support
-
Paid Tier:
- 100 requests per minute
- Priority support
- Custom solutions available