diff --git a/composer.json b/composer.json
index 9648be9..65b31d3 100644
--- a/composer.json
+++ b/composer.json
@@ -24,8 +24,8 @@
     },
     "require": {
         "php": "^8.2",
-        "croct/plug-php": "0.1.0",
-        "croct/plug-symfony": "0.1.0"
+        "croct/plug-php": "0.2.0",
+        "croct/plug-symfony": "0.2.0"
     },
     "require-dev": {
         "croct/coding-standard": "^0.4.5",
diff --git a/composer.lock b/composer.lock
index 14c1ef5..f41f682 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,20 +4,20 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "7d587bb8934203bc018998a361b1b274",
+    "content-hash": "4a8650fbf87e2f72d1e1e6d6c86b1f2a",
     "packages": [
         {
             "name": "croct/plug-php",
-            "version": "0.1.0",
+            "version": "0.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/croct-tech/plug-php.git",
-                "reference": "82c38a93f303ba77ef1e066c284d7b949d8f8ac5"
+                "reference": "35f3a1826c5c9e6dcd2be164c35484e1085a4164"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/croct-tech/plug-php/zipball/82c38a93f303ba77ef1e066c284d7b949d8f8ac5",
-                "reference": "82c38a93f303ba77ef1e066c284d7b949d8f8ac5",
+                "url": "https://api.github.com/repos/croct-tech/plug-php/zipball/35f3a1826c5c9e6dcd2be164c35484e1085a4164",
+                "reference": "35f3a1826c5c9e6dcd2be164c35484e1085a4164",
                 "shasum": ""
             },
             "require": {
@@ -97,24 +97,24 @@
                 "issues": "https://github.com/croct-tech/plug-php/issues",
                 "source": "https://github.com/croct-tech/plug-php"
             },
-            "time": "2026-06-17T17:59:03+00:00"
+            "time": "2026-06-19T19:23:59+00:00"
         },
         {
             "name": "croct/plug-symfony",
-            "version": "0.1.0",
+            "version": "0.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/croct-tech/plug-symfony.git",
-                "reference": "341c9d29f8fdfa51835403d4c81cee7c36306bde"
+                "reference": "41f9a07e23454c6de943310704375c2293370e76"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/croct-tech/plug-symfony/zipball/341c9d29f8fdfa51835403d4c81cee7c36306bde",
-                "reference": "341c9d29f8fdfa51835403d4c81cee7c36306bde",
+                "url": "https://api.github.com/repos/croct-tech/plug-symfony/zipball/41f9a07e23454c6de943310704375c2293370e76",
+                "reference": "41f9a07e23454c6de943310704375c2293370e76",
                 "shasum": ""
             },
             "require": {
-                "croct/plug-php": "0.1.0",
+                "croct/plug-php": "0.2.0",
                 "ext-json": "*",
                 "nyholm/psr7": "^1.8",
                 "php": "^8.2",
@@ -179,7 +179,7 @@
                 "issues": "https://github.com/croct-tech/plug-symfony/issues",
                 "source": "https://github.com/croct-tech/plug-symfony"
             },
-            "time": "2026-06-17T18:29:45+00:00"
+            "time": "2026-06-19T20:32:03+00:00"
         },
         {
             "name": "graham-campbell/result-type",
@@ -3881,22 +3881,22 @@
         },
         {
             "name": "guzzlehttp/guzzle",
-            "version": "7.12.0",
+            "version": "7.12.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/guzzle.git",
-                "reference": "eaa81598031cf57a9e36258c8546defffc994cba"
+                "reference": "d34627490fbc03bf5c5d7cfed81f2faa19519425"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/eaa81598031cf57a9e36258c8546defffc994cba",
-                "reference": "eaa81598031cf57a9e36258c8546defffc994cba",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/d34627490fbc03bf5c5d7cfed81f2faa19519425",
+                "reference": "d34627490fbc03bf5c5d7cfed81f2faa19519425",
                 "shasum": ""
             },
             "require": {
                 "ext-json": "*",
                 "guzzlehttp/promises": "^2.5",
-                "guzzlehttp/psr7": "^2.12",
+                "guzzlehttp/psr7": "^2.12.1",
                 "php": "^7.2.5 || ^8.0",
                 "psr/http-client": "^1.0",
                 "symfony/deprecation-contracts": "^2.5 || ^3.0",
@@ -3909,7 +3909,7 @@
                 "bamarni/composer-bin-plugin": "^1.8.2",
                 "ext-curl": "*",
                 "guzzle/client-integration-tests": "3.0.2",
-                "guzzlehttp/test-server": "^0.5",
+                "guzzlehttp/test-server": "^0.5.1",
                 "php-http/message-factory": "^1.1",
                 "phpunit/phpunit": "^8.5.52 || ^9.6.34",
                 "psr/log": "^1.1 || ^2.0 || ^3.0"
@@ -3989,7 +3989,7 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/guzzle/issues",
-                "source": "https://github.com/guzzle/guzzle/tree/7.12.0"
+                "source": "https://github.com/guzzle/guzzle/tree/7.12.1"
             },
             "funding": [
                 {
@@ -4005,7 +4005,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2026-06-16T22:11:48+00:00"
+            "time": "2026-06-18T14:12:49+00:00"
         },
         {
             "name": "guzzlehttp/promises",
@@ -4093,16 +4093,16 @@
         },
         {
             "name": "guzzlehttp/psr7",
-            "version": "2.12.0",
+            "version": "2.12.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/psr7.git",
-                "reference": "9b38012e7b54f594707e6db52c684dc0a74b3a43"
+                "reference": "172ef2f4e9824c1e058b7f30be8ae25a02c0f2b7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/psr7/zipball/9b38012e7b54f594707e6db52c684dc0a74b3a43",
-                "reference": "9b38012e7b54f594707e6db52c684dc0a74b3a43",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/172ef2f4e9824c1e058b7f30be8ae25a02c0f2b7",
+                "reference": "172ef2f4e9824c1e058b7f30be8ae25a02c0f2b7",
                 "shasum": ""
             },
             "require": {
@@ -4192,7 +4192,7 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/psr7/issues",
-                "source": "https://github.com/guzzle/psr7/tree/2.12.0"
+                "source": "https://github.com/guzzle/psr7/tree/2.12.1"
             },
             "funding": [
                 {
@@ -4208,7 +4208,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2026-06-16T21:50:11+00:00"
+            "time": "2026-06-18T09:49:37+00:00"
         },
         {
             "name": "justinrainbow/json-schema",
diff --git a/croct.services.yml b/croct.services.yml
index c43e0c7..f9b0274 100644
--- a/croct.services.yml
+++ b/croct.services.yml
@@ -32,6 +32,7 @@ services:
       - '@Drupal\croct\LanguageManagerLocaleResolver'
       - null
       - '@logger.channel.croct'
+      - '%croct.debug%'
       - 86400
       - '@Drupal\croct\AccountIdentityResolver'
     tags:
diff --git a/src/CroctServiceProvider.php b/src/CroctServiceProvider.php
index 7aa23b8..309bc95 100644
--- a/src/CroctServiceProvider.php
+++ b/src/CroctServiceProvider.php
@@ -24,6 +24,10 @@ public function register(ContainerBuilder $container): void
         $container->setParameter('croct.app_id', self::setting('croct.app_id'));
         $container->setParameter('croct.api_key', self::setting('croct.api_key'));
 
+        // Forwards a debug flag to the browser SDK. Off by default; enable it in settings.php
+        // (where Drupal's other development toggles live) with $settings['croct.debug'] = true.
+        $container->setParameter('croct.debug', self::debug());
+
         // The SDK loader is served first-party from croct.script.url through CroctScriptProvider;
         // default to the CDN loader, allowing an override (e.g. a pinned version) via settings.
         $container->setParameter('croct.script.url', self::scriptUrl());
@@ -76,4 +80,9 @@ private static function storyblokEnabled(): bool
     {
         return Settings::get('croct.storyblok.enabled', true) !== false;
     }
+
+    private static function debug(): bool
+    {
+        return Settings::get('croct.debug', false) === true;
+    }
 }
diff --git a/tests/CroctServiceProviderTest.php b/tests/CroctServiceProviderTest.php
index 98e7e05..0dcc511 100644
--- a/tests/CroctServiceProviderTest.php
+++ b/tests/CroctServiceProviderTest.php
@@ -37,6 +37,30 @@ public function testBridgesCredentialsFromSettings(): void
         self::assertSame('', $container->getParameter('croct.api_key'));
     }
 
+    #[TestDox('Defaults debug to off.')]
+    public function testDefaultsDebugOff(): void
+    {
+        new Settings([]);
+
+        $container = new ContainerBuilder();
+
+        (new CroctServiceProvider())->register($container);
+
+        self::assertFalse($container->getParameter('croct.debug'));
+    }
+
+    #[TestDox('Enables debug through settings.')]
+    public function testEnablesDebugThroughSettings(): void
+    {
+        new Settings(['croct.debug' => true]);
+
+        $container = new ContainerBuilder();
+
+        (new CroctServiceProvider())->register($container);
+
+        self::assertTrue($container->getParameter('croct.debug'));
+    }
+
     #[TestDox('Defaults the loader URL to the CDN script.')]
     public function testDefaultsScriptUrl(): void
     {