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GuidesJune 26, 2025· 6 min read
What is a CAPTCHA solver?
A plain-language explanation of CAPTCHA challenges and how automated flows handle them.
AK
Ada K.
Engineering
A CAPTCHA is a challenge meant to tell humans and bots apart. A solver is anything that gets a legitimate automated flow past one so it can finish its task.
How challenges show up
- Checkbox challenges that watch behavior
- Image or puzzle challenges
- Invisible challenges scored in the background
The honest take
The most reliable way past a challenge is to not trip it in the first place — clean fingerprints, human timing, and good reputation. Stealth mode is aimed squarely at that.
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