Configure your Google reCAPTCHA to ensure only humans can submit forms and click buttons

Google reCAPTCHA v3 is a service provided by Google that returns a user score without any interaction from the user. This can integrated with buttons to prevent bots from clicking the button on your website without a human present.

1. Go to the reCAPTCHA add site page

2. Create a new site with version reCAPTCHA v3 and the domain

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3. Copy the site and secret key

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4. Paste the site key in the button reCAPTCHA field

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5. Configure the server side integration on your backend

The exact steps will depend on your backend - see Google's reference for detailed instructions.

The user's reCAPTCHA response can be obtained in the API Pane with the recaptchaToken key.

Make a POST request to with the secret (secret key) and response (user response) parameters to retrieve the score in a JSON format:

"success": true|false, // whether this request was a valid reCAPTCHA token for your site
"score": number // the score for this request (0.0 - 1.0)
"action": string // the action name for this request (important to verify)
"challenge_ts": timestamp, // timestamp of the challenge load (ISO format yyyy-MM-dd'T'HH:mm:ssZZ)
"hostname": string, // the hostname of the site where the reCAPTCHA was solved
"error-codes": [...] // optional

Validation Example

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