AI Training Data Collection API
Build diverse training datasets for machine learning models by extracting structured content from public web sources at scale.
How It Works
Define data requirements
Specify the content types, domains, and volume needed for your model training pipeline.
Extract at scale
Use batch processing to collect thousands of pages with consistent structured output for your datasets.
Clean and validate
Receive pre-structured data that reduces preprocessing time and improves dataset quality.
Quick Start
curl -X POST https://alterlab.io/api/v1/scrape \
-H "X-API-Key: YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"url": "https://knowledge-base.com/articles/topic",
"extract": {
"title": "string",
"content": "string",
"category": "string",
"published_date": "string"
}
}'Need an API key? — no credit card required.
Related Data Extraction Guides
Related Use Cases
Frequently Asked Questions
Responsible Use
AlterLab is designed for extracting publicly available data. Always review the terms of service for any website you access, respect robots.txt directives, and ensure your use case complies with applicable laws in your jurisdiction.
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Pricing
From $0.0002/request. No subscriptions. Balance never expires.
Your first scrape.
Sixty seconds.
$1 free credit — up to 5,000 scrapes. No credit card.
Just a POST request.
No credit card required · $1 free credit, up to 5,000 scrapes · Balance never expires