Firecrawl CLI gives agents the complete web data toolkit for scraping, searching, and browsing. Try it now →
The Web Data APIs Glossary
Your complete reference for Web Search, Crawling, Scraping, and Extraction APIs. Learn about discovery, retrieval, and data structuring for the modern web.
Browse by Category
Explore definitions and Q&A organized by topic
Web Search APIs
Querying pre-built indexes to find relevant information. Key concepts: relevance, ranking, and retrieval.
24questions
Web Crawling APIs
Discovering and fetching web pages at scale. Key concepts: URL discovery, link traversal, politeness, and crawl management.
28questions
Web Scraping APIs
Automated web content fetching. Key concepts: dynamic content, request handling, and data retrieval.
70questions
Web Extraction APIs
Parsing HTML to extract structured data fields. Key concepts: selectors, patterns, and data structuring.
34questions
FOOTER
The easiest way to extract
data from the web
data from the web