Crawl4AI vs. ScraperAPI vs. Scrapingdog vs. python-sql Comparison Chart

Crawl4AI is an open source web crawler and scraper designed for large language models, AI agents, and data pipelines. It generates clean Markdown suitable for retrieval-augmented generation (RAG) pipelines or direct ingestion into LLMs, performs structured extraction using CSS, XPath, or LLM-based methods, and offers advanced browser control with features like hooks, proxies, stealth modes, and session reuse. The platform emphasizes high performance through parallel crawling and chunk-based extraction, aiming for real-time applications. Crawl4AI is fully open source, providing free access without forced API keys or paywalls, and is highly configurable to meet diverse data extraction needs. Its core philosophies include democratizing data by being free to use, transparent, and configurable, and being LLM-friendly by providing minimally processed, well-structured text, images, and metadata for easy consumption by AI models.

Scrapingdog is a web scraping API that handles millions of proxies, browsers and CAPTCHAs to provide you with HTML data of any web page in a single API call with all the precious data. It also provides Web Scraper for Chrome & Firefox and a software for instant web scraping demands. Linkedin API and Google Search API are also available. Scrapingdog rotates IP address with each request from a list of million of proxies. It also bypass every CAPTCHA so you can get the data you need. Your web scraping journey will never see a stop sign. Push website urls as required and receive crawled data to your desired webhook endpoint.We handle all queues and schedulers for you. Just call the asynchronous API and start getting scraping data. We use the Chrome browser in headerless mode so that you can render any page as it does in a real browser. You don't even have to pass any additional headers within the web scraping API. Our web scraper will use latest Chrome driver to scrape web pages.