The 2Captcha API in REST architecture returns data of human-powered image recognition to authorize online users. Starting with an API Key, developers can apply an available algorithm that includes sending an image to a server, obtaining the ID of the picture, beginning the cycle that checks if the CAPTCHA is solved, and confirming if the answer is correct.
With the rise of Artificial Intelligence, it is more important than ever for application developers to be able to determine if a user is a human or a machine. Enter CAPTCHAs, which are interactive tests for human users that can decrease spam and malicious activity. Here are 10 top APIs for CAPTCHA.