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What's the best regex generator?

A commercial recommendation prompt. We size how many people ask ChatGPT this from real search demand, then run it through ChatGPT to see which websites it recommends.

Est. people asking / mo
1.9K
CPC
$1.65
Total est. value / mo
$188
Common ways people ask this (11)
  • What's the best regex generator for JavaScript?
  • What's the best regex generator for Python?
  • What's the best regex generator for beginners?
  • What's the best regex generator for advanced users?
  • What's the best regex generator for testing and debugging regular expressions?
  • What's the best regex generator for validating email addresses?
  • What's the best regex generator for matching URLs?
  • What's the best regex generator for generating patterns from plain text?
  • What's the best regex generator for complex pattern building?
  • What's the best regex generator for free use?
  • What's the best regex generator for offline use?

What ChatGPT actually answered

One of the 5 times we asked ChatGPT this, verbatim. The leaderboard below aggregates all 5 runs.

Websites ChatGPT recommends for this prompt

Aggregated across 5 runs (min 2/5 appearances). Estimated visits split the prompt's demand by rank. Sites matching the prompt's own brand are marked branded and excluded from the leaderboard.

RankWebsiteAppearsEst. visits / moEst. value / mo
1 regex101.com 5/5 37 $61
2 regextester.com 5/5 22 $36
3 regexr.com 5/5 15 $24
4 rubular.com 5/5 10 $16
5 debuggex.com 4/5 7 $12
6 freeformatter.com 4/5 6 $9
7 rapidtables.com 4/5 4 $6
8 pythex.org 4/5 3 $5
9 regexplanet.com 3/5 2 $3
10 extendsclass.com 3/5 2 $3
11 regex-generator.de 2/5 1 $2
12 regexpal.com 2/5 1 $1
13 regular-expressions.info 2/5 1 $1
14 stackoverflow.com 2/5 1 $1
15 w3schools.com 2/5 1 $0
16 geeksforgeeks.org 2/5 0 $0
17 developer.mozilla.org 2/5 0 $0
How is this estimated?

ChatGPT doesn't publish prompts, so we don't show logged conversations. We measure real demand for this topic from Google search volume, scale it to ChatGPT's user base (on average about 1 ChatGPT user for every 8 Google searchers, a ratio that varies by topic), and run the prompt through ChatGPT 5 times to record which websites it recommends and in what order. Estimated visits split that demand across the recommended sites by a click-through-by-rank curve. Every number is a modeled estimate, not measured analytics. Full methodology →