EverySolve CAPTCHA API

Friendly Captcha API

Q: What does Friendly Captcha return, and what should not be confused with it?

The Friendly Captcha API returns a token in `token`. Its solution format is `token`. It returns a widget token. It is not ALTCHA, MTCaptcha, or an invisible reCAPTCHA merely because the interaction is low-friction.

EverySolve's Friendly Captcha API returns a token for your challenge workflow. Send POST /api/v1/captcha with type set to friendly_captcha and the inputs listed below.

Friendly Captcha is a proof-of-work widget with its own site key and optional client library endpoint. It returns a widget token. It is not ALTCHA, MTCaptcha, or an invisible reCAPTCHA merely because the interaction is low-friction.

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Endpoint: POST /api/v1/captcha
Type: friendly_captcha
Per 1,000 successful solutions: $2.22 per 1,000 successful solutions

Request parameters

Provide website_url and website_key. Optional parameters are api_get_lib.

Required parameters

website_urlwebsite_key

Optional parameters

api_get_lib

friendly_captcha.sh

curl -X POST https://api.everyinfra.com/api/v1/captcha \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"type":"friendly_captcha","website_url":"<website_url>","website_key":"<website_key>"}'

How to recognize Friendly Captcha

Friendly Captcha is a proof-of-work widget with its own site key and optional client library endpoint.

What makes Friendly Captcha different

It returns a widget token. It is not ALTCHA, MTCaptcha, or an invisible reCAPTCHA merely because the interaction is low-friction.

Where the Friendly Captcha parameters come from

Copy website_key from the Friendly Captcha widget; pass api_get_lib only when the target integration exposes a matching library URL.

website_urlRequired: The exact page where this challenge appears, including the relevant path rather than only the site home page.
website_keyRequired: The public site or widget key copied from this exact target integration; it is not a secret key.
api_get_libOptional: The client-library URL exposed by this deployment, when the page does not use the standard library location.

What the API returns

The Friendly Captcha API returns a token in token. Its solution format is token. Submit the token in the field or verification request expected by the target workflow.

Solution shape: token
Solution fields: token

How to use the Friendly Captcha API

01Read GET /api/v1/captcha/types and select the friendly_captcha entry.
02Send type: "friendly_captcha" and the required parameters to POST /api/v1/captcha.
03Read a token from token.
04Submit the token in the field or verification request expected by the target workflow.

Billing and availability

EverySolve charges only when a solution is delivered successfully. Unsuccessful attempts are refunded automatically. Read available and the price fields from GET /api/v1/captcha/types at request time rather than treating them as static page content.

Friendly Captcha integration questions

How can I identify Friendly Captcha before choosing a type?

Friendly Captcha is a proof-of-work widget with its own site key and optional client library endpoint. Use friendly_captcha only after those signals match the target challenge.

Which target-page values belong in a Friendly Captcha request?

Copy website_key from the Friendly Captcha widget; pass api_get_lib only when the target integration exposes a matching library URL. Provide website_url and website_key. Optional parameters are api_get_lib.

What does Friendly Captcha return, and what should not be confused with it?

The Friendly Captcha API returns a token in token. Its solution format is token. It returns a widget token. It is not ALTCHA, MTCaptcha, or an invisible reCAPTCHA merely because the interaction is low-friction.

Which external source explains the Friendly Captcha integration?

Friendly Captcha documents its v2 SDK configuration and widget attributes. [Open the Friendly Captcha reference](https://developer.friendlycaptcha.com/docs/v2/sdk/configuration). EverySolve-specific fields and live availability still come from the type catalog.