https://www.gravityforms.com/add-ons/recaptcha/

Prevent spam form entries with the Gravity Forms reCAPTCHA Add-On. Directly integrate Google reCAPTCHA v3 into all your forms, helping to identify automated spam form entries, and provide an uninterrupted experience for your real-life users.

Changelog

- Fixed an issue where reCaptcha v3 validation is not triggered when using the Stripe Payment Element.

- Fixed the PHP 8.2 creation of dynamic property deprecation notice that occurs on form submission.

- Fixed an issue where a javascript error can occur on the front-end if the page also includes custom or third-party forms.

- Fixed an issue where the v3 settings aren't populated by the GF_RECAPTCHA_V3_SITE_KEY and GF_RECAPTCHA_V3_SECRET_KEY constants.