You may be referring to , which is a current security technology used to identify and block bots on websites.
"Google Search Bot v3.3" was the name of a third-party, non-Google software tool promoted around . It was marketed as an "ultimate SEO tool" designed to simulate human search behavior and automatically click on links to manipulate search rankings—a practice known as click fraud or "black hat" SEO. This software is outdated and not affiliated with Google's official search technology. 2. Potential Confusion with Google reCAPTCHA v3 Google Search Bot V3.3
: It allows site administrators to detect abusive traffic, such as credential stuffing or account takeovers, with "zero friction" for legitimate users. 3. Official Google Search Crawler (Googlebot) You may be referring to , which is
The actual bot used by Google to index the internet is called . It does not use "v3.3" versioning. This software is outdated and not affiliated with
: A score of 1.0 indicates a likely human, while 0.1 indicates a likely bot.