Free
Free
Free online regex tester and AI builder with no signup required.
- Access
- Free online regex tester and AI builder with no signup required.
Finding the possibilities
RegexAI
● Identity checkedAssistant · Vendor site 2026-10-04
RegexAI is a free browser tool for testing regular expressions with live matching and generating patterns from plain-English descriptions. Users can describe what to match—such as emails, phone numbers, or URLs—or paste an existing regex to validate matches without creating an account.
- Category
- Assistant
- Free access
- Free online regex tester and AI builder with no signup required.
- API access
- Not confirmed
Is RegexAI right for you?
A good fit for
Developers and analysts who need quick regex validation or natural-language pattern generation in the browser.
Before you choose
Hosted as a lightweight web app without published API access or paid tiers on the site.
Free regex helper
RegexAI combines an AI-assisted pattern builder with a live regex tester aimed at quick everyday matching tasks without accounts or installs.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| AI builder | Build tab generates regex patterns from plain-English descriptions of what to match. | Facts sourced | 2026-10-04 |
| Live tester | Test tab lets users paste a regex and see live matching results in the browser. | Facts sourced | 2026-10-04 |
Understand the total cost
RegexAI pricing & plans
Alternatives to RegexAI
View all ↗
ploi.ioPloi is a server management panel for provisioning cloud servers, deploying sites, queues, databases, and SSL certificates without manual SSH busywork. Pricing offers Free, Basic, Pro, and Unlimited plans priced per month in USD with a five-day Pro trial.
Explore tool
Carrot LabsSuperPenguin, from Carrot Labs, is LLM cost management software that attributes AI spend by customer, feature, and team while unifying bills from OpenAI, Anthropic, Gemini, Cursor, and other providers. It adds Coding ROI views for agent spend per merged pull request and a Mac menu-bar app for live agent usage.
Explore tool
CodeFactorIt targets teams that want continuous static analysis without manual review bottlenecks.
Explore toolThe practical questions
Frequently asked questions
What is RegexAI used for?
RegexAI is a free browser tool for testing regular expressions with live matching and generating patterns from plain-English descriptions. Users can describe what to match—such as emails, phone numbers, or URLs—or paste an existing regex to validate matches without creating an account.
Does RegexAI have a free plan?
Free online regex tester and AI builder with no signup required.. This record lists ongoing free access; check the plan limits before starting.
How much does RegexAI cost?
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use RegexAI through an API?
Not confirmed. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Hosted as a lightweight web app without published API access or paid tiers on the site.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Identity and profile
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.