Secure your AI-generated APIs, free.

Get the 42Crunch AI coding plugin at no cost — audit OpenAPI contracts, scan for vulnerabilities, and auto-fix issues directly in your AI coding agent or IDE. Join millions of developers already securing APIs this way.

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Register for your 14-day free trial

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Your activation token will be sent to the email address you provided. Follow the instructions to activate your account and start securing your APIs.

What's included

Everything you need to ship a secure API on your first try.

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Generate OpenAPI contracts automatically

Point it at your code and get a contract you didn't have to hand-write.

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Audit for quality, conformance & security

300+ automated checks against the contract itself, before a single request runs.

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Dynamically scan for vulnerabilities

Real traffic, run against the live API, mapped to the OWASP API Security Top 10.

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Auto-fix issues directly in your API

Code fixes applied in place — not just a findings list someone has to action later.

Enough tokens to see the product in action out of the box — upgrade options are available when you need more.

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See how the same guardrails apply across a whole engineering org, or talk to our team about scaling beyond the free plugin.

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