Data as of Aug 25, 2026 · Based on 3,181,687 AI responses across 10,525 prompts · See how Parse measures this
Regex101regex101.comRegex101.com is an online tool for building, testing, and debugging regular expressions. It provides real-time explanation of regex patterns and supports multiple flavors including PCRE2 and PHP.
Parse Score
Sources
reddit.com shapes more of what AI says about Regex101 than any other source, at 21% of its citations.
regex101.com · youtube.com · macropus.medium.com · community.make.com
Excerpts where Regex101 appeared in the AI's answer
Regex101 — not primarily an AI generator, but excellent for testing and debugging whatever regex you generate.
regex101 — not primarily an AI generator, but I'd use it after generating the regex.
Excerpts where Regex101 appeared in the AI's answer
Regex101.com: While primarily a standard debugger, it integrates AI explanations
Regex101: While not exclusively AI-driven, this is the essential companion tool for testing any AI-generated regex
