x-crawl is an AI-assisted crawling library based on Node.js that enhances the efficiency, intelligence, and convenience of crawling through powerful AI-assisted features. It supports the crawling of dynamic pages, static pages, API data, and file data, and offers capabilities for automated page control, keyboard input, event operations, and more. Additionally, it features device fingerprinting, asynchronous/synchronous operation, interval crawling, retry after failure, proxy rotation, priority queuing, and crawling logging to meet various crawling needs. x-crawl provides completely typed interfaces with generics, is released under the MIT license, and is suitable for developers and companies engaged in data crawling.