diff --git a/components/options_resolver.rst b/components/options_resolver.rst
index 3e7c657b79f..9c9ce53e524 100644
--- a/components/options_resolver.rst
+++ b/components/options_resolver.rst
@@ -944,3 +944,24 @@ method ``clearOptionsConfig()`` and call it periodically::
That's it! You now have all the tools and knowledge needed to process
options in your code.
+
+Get More Insights
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The `OptionsResolverIntrospector` inspect options definitions inside an `OptionsResolver` instance.
+
+method::
+
+ use Symfony\Component\OptionsResolver\Debug\OptionsResolverIntrospector;
+ use Symfony\Component\OptionsResolver\OptionsResolver;
+
+ $resolver = new OptionsResolver();
+ $resolver->setDefaults([
+ 'host' => 'smtp.example.org',
+ 'port' => 25,
+ ]);
+
+ $introspector = new OptionsResolverIntrospector($resolver);
+ $introspector->getDefault('host'); // Retrieves "smtp.example.org"
+
+
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