diff --git a/app/app/Services/External/CaptchaLivenessProbe.php b/app/app/Services/External/CaptchaLivenessProbe.php
new file mode 100644
index 00000000..1ebf4495
--- /dev/null
+++ b/app/app/Services/External/CaptchaLivenessProbe.php
@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Services\External;
+
+/**
+ * Живость капчи (Yandex SmartCaptcha). Оплата за вызов → активно НЕ пингуем.
+ * driver=null/'' (выключена) → grey «выключена»; иначе → green «включена».
+ */
+class CaptchaLivenessProbe implements LivenessProbe
+{
+    public function serviceKey(): string
+    {
+        return 'captcha';
+    }
+
+    public function check(): LivenessReading
+    {
+        $driver = (string) config('services.captcha.driver', 'null');
+        if ($driver === '' || $driver === 'null') {
+            return LivenessReading::unknown('captcha', 'выключена');
+        }
+
+        return LivenessReading::alive('captcha', 'включена');
+    }
+}
diff --git a/app/tests/Unit/External/CaptchaLivenessProbeTest.php b/app/tests/Unit/External/CaptchaLivenessProbeTest.php
new file mode 100644
index 00000000..d331a149
--- /dev/null
+++ b/app/tests/Unit/External/CaptchaLivenessProbeTest.php
@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+use App\Services\External\CaptchaLivenessProbe;
+use Tests\TestCase;
+
+uses(TestCase::class); // нужен booted-app: config()
+
+it('серый «выключена», когда driver=null', function () {
+    config()->set('services.captcha.driver', 'null');
+    $r = (new CaptchaLivenessProbe)->check();
+    expect($r->serviceKey)->toBe('captcha');
+    expect($r->light)->toBe('grey');
+    expect($r->detail)->toContain('выключена');
+});
+
+it('зелёный, когда капча включена', function () {
+    config()->set('services.captcha.driver', 'yandex');
+    expect((new CaptchaLivenessProbe)->check()->light)->toBe('green');
+});