diff --git a/core/modules/media_library/config/optional/core.entity_form_display.media.remote_video.media_library.yml b/core/modules/media_library/config/optional/core.entity_form_display.media.remote_video.media_library.yml
new file mode 100644
index 0000000000..6a1461cded
--- /dev/null
+++ b/core/modules/media_library/config/optional/core.entity_form_display.media.remote_video.media_library.yml
@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  config:
+    - core.entity_form_mode.media.media_library
+    - field.field.media.remote_video.field_media_oembed_video
+    - media.type.remote_video
+id: media.remote_video.media_library
+targetEntityType: media
+bundle: remote_video
+mode: media_library
+content: {  }
+hidden:
+  created: true
+  field_media_oembed_video: true
+  name: true
+  path: true
+  status: true
+  uid: true
diff --git a/core/modules/media_library/css/media_library.theme.css b/core/modules/media_library/css/media_library.theme.css
index e5ca9ab6d5..1821337ccb 100644
--- a/core/modules/media_library/css/media_library.theme.css
+++ b/core/modules/media_library/css/media_library.theme.css
@@ -83,19 +83,50 @@
   border-left: 0;
 }
 
+/* Generic media add form styles. */
 .media-library-add-form--without-input {
-  margin-bottom: 1em;
-  border-bottom: 1px solid #c0c0c0;
+  padding: 16px;
+  border: 1px solid #bfbfbf;
+  border-radius: 2px;
+  background: #fcfcfa;
 }
 
 .media-library-add-form--without-input .form-item {
   margin: 0 0 1em;
 }
 
+/* Style the media add upload form. */
+.media-library-add-form-upload.media-library-add-form--without-input .form-item-upload {
+  margin-bottom: 0;
+}
+
 .media-library-add-form .file-upload-help {
   margin: 8px 0 0;
 }
 
+/* Style the media add oEmbed form. */
+.media-library-add-form-oembed-wrapper {
+  display: flex;
+}
+@media screen and (max-width: 37.5em) {
+  .media-library-add-form-oembed-wrapper {
+    display: block;
+  }
+}
+
+.media-library-add-form-oembed.media-library-add-form--without-input .form-item-url {
+  margin-bottom: 0;
+}
+
+.media-library-add-form-oembed-url {
+  width: 100%;
+}
+
+/* We need to make our CSS more specific than .button. */
+.media-library-add-form-oembed-submit.button {
+  align-self: center;
+}
+
 .media-library-views-form__header .form-item {
   margin-right: 8px;
 }
@@ -136,6 +167,7 @@
 
 .media-library-item .field--name-thumbnail img {
   height: 180px;
+
   object-fit: contain;
   object-position: center center;
 }
@@ -303,8 +335,8 @@
 
 /* Do not show the bottom border and padding for the last item. */
 .media-library-add-form__media:last-child {
-  border-bottom: 0;
   padding-bottom: 0;
+  border-bottom: 0;
 }
 
 /* @todo Remove in https://www.drupal.org/project/drupal/issues/2987921 */
diff --git a/core/modules/media_library/media_library.module b/core/modules/media_library/media_library.module
index 6533258899..ac4db0a4d6 100644
--- a/core/modules/media_library/media_library.module
+++ b/core/modules/media_library/media_library.module
@@ -21,6 +21,7 @@
 use Drupal\media\MediaTypeForm;
 use Drupal\media\MediaTypeInterface;
 use Drupal\media_library\Form\FileUploadForm;
+use Drupal\media_library\Form\OEmbedForm;
 use Drupal\media_library\MediaLibraryState;
 use Drupal\views\Form\ViewsForm;
 use Drupal\views\Plugin\views\cache\CachePluginBase;
@@ -48,6 +49,7 @@ function media_library_media_source_info_alter(array &$sources) {
   $sources['file']['forms']['media_library_add'] = FileUploadForm::class;
   $sources['image']['forms']['media_library_add'] = FileUploadForm::class;
   $sources['video_file']['forms']['media_library_add'] = FileUploadForm::class;
+  $sources['oembed:video']['forms']['media_library_add'] = OEmbedForm::class;
 }
 
 /**
diff --git a/core/modules/media_library/src/Form/AddFormBase.php b/core/modules/media_library/src/Form/AddFormBase.php
index da783d36ab..2f078af9cb 100644
--- a/core/modules/media_library/src/Form/AddFormBase.php
+++ b/core/modules/media_library/src/Form/AddFormBase.php
@@ -308,10 +308,12 @@ protected function processInputValues(array $source_field_values, array $form, F
    *   An unsaved media entity.
    */
   protected function createMediaFromValue(MediaTypeInterface $media_type, EntityStorageInterface $media_storage, $source_field_name, $source_field_value) {
-    return $media_storage->create([
+    $media = $media_storage->create([
       'bundle' => $media_type->id(),
       $source_field_name => $source_field_value,
     ]);
+    $media->setName($media->getName());
+    return $media;
   }
 
   /**
diff --git a/core/modules/media_library/src/Form/FileUploadForm.php b/core/modules/media_library/src/Form/FileUploadForm.php
index e89b67e7d1..eeeb24d23b 100644
--- a/core/modules/media_library/src/Form/FileUploadForm.php
+++ b/core/modules/media_library/src/Form/FileUploadForm.php
@@ -217,7 +217,7 @@ protected function createMediaFromValue(MediaTypeInterface $media_type, EntitySt
       throw new \RuntimeException("Unable to move file to '$upload_location'");
     }
 
-    return parent::createMediaFromValue($media_type, $media_storage, $source_field_name, $file)->setName($file->getFilename());
+    return parent::createMediaFromValue($media_type, $media_storage, $source_field_name, $file);
   }
 
   /**
diff --git a/core/modules/media_library/src/Form/OEmbedForm.php b/core/modules/media_library/src/Form/OEmbedForm.php
new file mode 100644
index 0000000000..26ab3c6600
--- /dev/null
+++ b/core/modules/media_library/src/Form/OEmbedForm.php
@@ -0,0 +1,165 @@
+<?php
+
+namespace Drupal\media_library\Form;
+
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\media\OEmbed\ResourceException;
+use Drupal\media\OEmbed\ResourceFetcherInterface;
+use Drupal\media\OEmbed\UrlResolverInterface;
+use Drupal\media\Plugin\media\Source\OEmbedInterface;
+use Drupal\media_library\MediaLibraryUiBuilder;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Creates a form to create media entities from oEmbed URLs.
+ *
+ * @internal
+ *   Media Library is an experimental module and its internal code may be
+ *   subject to change in minor releases. External code should not instantiate
+ *   or extend this class.
+ */
+class OEmbedForm extends AddFormBase {
+
+  /**
+   * The oEmbed URL resolver service.
+   *
+   * @var \Drupal\media\OEmbed\UrlResolverInterface
+   */
+  protected $urlResolver;
+
+  /**
+   * The oEmbed resource fetcher service.
+   *
+   * @var \Drupal\media\OEmbed\ResourceFetcherInterface
+   */
+  protected $resourceFetcher;
+
+  /**
+   * Constructs a new OEmbedForm.
+   *
+   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
+   *   The entity type manager.
+   * @param \Drupal\media_library\MediaLibraryUiBuilder $library_ui_builder
+   *   The media library UI builder.
+   * @param \Drupal\media\OEmbed\UrlResolverInterface $url_resolver
+   *   The oEmbed URL resolver service.
+   * @param \Drupal\media\OEmbed\ResourceFetcherInterface $resource_fetcher
+   *   The oEmbed resource fetcher service.
+   */
+  public function __construct(EntityTypeManagerInterface $entity_type_manager, MediaLibraryUiBuilder $library_ui_builder, UrlResolverInterface $url_resolver, ResourceFetcherInterface $resource_fetcher) {
+    parent::__construct($entity_type_manager, $library_ui_builder);
+    $this->urlResolver = $url_resolver;
+    $this->resourceFetcher = $resource_fetcher;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('entity_type.manager'),
+      $container->get('media_library.ui_builder'),
+      $container->get('media.oembed.url_resolver'),
+      $container->get('media.oembed.resource_fetcher')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getMediaType(FormStateInterface $form_state) {
+    if ($this->mediaType) {
+      return $this->mediaType;
+    }
+
+    $media_type = parent::getMediaType($form_state);
+    if (!$media_type->getSource() instanceof OEmbedInterface) {
+      throw new \InvalidArgumentException('Can only add media types which use an oEmbed source plugin.');
+    }
+    return $media_type;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function buildInputElement(array $form, FormStateInterface $form_state) {
+    $form['#attributes']['class'][] = 'media-library-add-form-oembed';
+
+    $media_type = $this->getMediaType($form_state);
+    $providers = $media_type->getSource()->getProviders();
+
+    $form['container'] = [
+      '#type' => 'container',
+      '#attributes' => [
+        'class' => ['media-library-add-form-oembed-wrapper']
+      ],
+    ];
+
+    $form['container']['url'] = [
+      '#type' => 'url',
+      '#title' => $this->t('Add @type via URL', [
+        '@type' => $this->getMediaType($form_state)->label(),
+      ]),
+      '#description' => $this->t('Allowed providers: @providers.', [
+        '@providers' => implode(', ', $providers),
+      ]),
+      '#required' => TRUE,
+      '#attributes' => [
+        'placeholder' => 'https://',
+        'class' => ['media-library-add-form-oembed-url']
+      ],
+    ];
+
+    $form['container']['submit'] = [
+      '#type' => 'submit',
+      '#value' => $this->t('Add'),
+      '#button_type' => 'primary',
+      '#validate' => ['::validateUrl'],
+      '#submit' => ['::addButtonSubmit'],
+      // @todo Move validation in https://www.drupal.org/node/2988215
+      '#ajax' => [
+        'callback' => '::updateFormCallback',
+        'wrapper' => 'media-library-wrapper',
+      ],
+      '#attributes' => [
+        'class' => ['media-library-add-form-oembed-submit']
+      ],
+    ];
+    return $form;
+  }
+
+  /**
+   * Validates the oEmbed URL.
+   *
+   * @param array $form
+   *   The complete form.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The current form state.
+   */
+  public function validateUrl(array &$form, FormStateInterface $form_state) {
+    $url = $form_state->getValue('url');
+    if ($url) {
+      try {
+        $resource_url = $this->urlResolver->getResourceUrl($url);
+        $this->resourceFetcher->fetchResource($resource_url);
+      }
+      catch (ResourceException $e) {
+        $form_state->setErrorByName('url', $e->getMessage());
+      }
+    }
+  }
+
+  /**
+   * Submit handler for the add button.
+   *
+   * @param array $form
+   *   The form render array.
+   * @param \Drupal\Core\Form\FormStateInterface $form_state
+   *   The form state.
+   */
+  public function addButtonSubmit(array $form, FormStateInterface $form_state) {
+    $this->processInputValues([$form_state->getValue('url')], $form, $form_state);
+  }
+
+}
diff --git a/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_form_display.media.type_five.default.yml b/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_form_display.media.type_five.default.yml
new file mode 100644
index 0000000000..8deaa648b7
--- /dev/null
+++ b/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_form_display.media.type_five.default.yml
@@ -0,0 +1,58 @@
+langcode: en
+status: true
+dependencies:
+  config:
+    - field.field.media.type_five.field_media_test_oembed_video
+    - media.type.type_five
+  module:
+    - path
+id: media.type_five.default
+targetEntityType: media
+bundle: type_five
+mode: default
+content:
+  created:
+    type: datetime_timestamp
+    weight: 10
+    region: content
+    settings: {  }
+    third_party_settings: {  }
+  field_media_test_oembed_video:
+    type: oembed_textfield
+    weight: 0
+    settings:
+      size: 60
+      placeholder: ''
+    third_party_settings: {  }
+    region: content
+  name:
+    type: string_textfield
+    weight: -5
+    region: content
+    settings:
+      size: 60
+      placeholder: ''
+    third_party_settings: {  }
+  path:
+    type: path
+    weight: 30
+    region: content
+    settings: {  }
+    third_party_settings: {  }
+  status:
+    type: boolean_checkbox
+    settings:
+      display_label: true
+    weight: 100
+    region: content
+    third_party_settings: {  }
+  uid:
+    type: entity_reference_autocomplete
+    weight: 5
+    settings:
+      match_operator: CONTAINS
+      size: 60
+      placeholder: ''
+    region: content
+    third_party_settings: {  }
+hidden: {  }
diff --git a/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_form_display.media.type_five.media_library.yml b/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_form_display.media.type_five.media_library.yml
new file mode 100644
index 0000000000..4a41a6179b
--- /dev/null
+++ b/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_form_display.media.type_five.media_library.yml
@@ -0,0 +1,33 @@
+langcode: en
+status: true
+dependencies:
+  config:
+    - core.entity_form_mode.media.media_library
+    - field.field.media.type_five.field_media_test_oembed_video
+    - media.type.type_five
+id: media.type_five.media_library
+targetEntityType: media
+bundle: type_five
+mode: media_library
+content:
+  field_media_test_oembed_video:
+    weight: 1
+    settings:
+      size: 60
+      placeholder: ''
+    third_party_settings: {  }
+    type: oembed_textfield
+    region: content
+  name:
+    type: string_textfield
+    weight: 0
+    region: content
+    settings:
+      size: 60
+      placeholder: ''
+    third_party_settings: {  }
+hidden:
+  created: true
+  path: true
+  status: true
+  uid: true
diff --git a/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_view_display.media.type_five.default.yml b/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_view_display.media.type_five.default.yml
new file mode 100644
index 0000000000..fe83091a08
--- /dev/null
+++ b/core/modules/media_library/tests/modules/media_library_test/config/install/core.entity_view_display.media.type_five.default.yml
@@ -0,0 +1,50 @@
+langcode: en
+status: true
+dependencies:
+  config:
+    - field.field.media.type_five.field_media_test_oembed_video
+    - media.type.type_five
+  module:
+    - media
+id: media.type_five.default
+targetEntityType: media
+bundle: type_five
+mode: default
+content:
+  created:
+    label: hidden
+    type: timestamp
+    weight: 0
+    region: content
+    settings:
+      date_format: medium
+      custom_date_format: ''
+      timezone: ''
+    third_party_settings: {  }
+  field_media_test_oembed_video:
+    weight: 6
+    label: hidden
+    settings:
+      max_width: 0
+      max_height: 0
+    third_party_settings: {  }
+    type: oembed
+    region: content
+  thumbnail:
+    type: image
+    weight: 5
+    label: hidden
+    settings:
+      image_style: thumbnail
+      image_link: ''
+    region: content
+    third_party_settings: {  }
+  uid:
+    label: hidden
+    type: author
+    weight: 0
+    region: content
+    settings: {  }
+    third_party_settings: {  }
+hidden:
+  name: true
diff --git a/core/modules/media_library/tests/modules/media_library_test/config/install/field.field.media.type_five.field_media_test_oembed_video.yml b/core/modules/media_library/tests/modules/media_library_test/config/install/field.field.media.type_five.field_media_test_oembed_video.yml
new file mode 100644
index 0000000000..161c8c4eb5
--- /dev/null
+++ b/core/modules/media_library/tests/modules/media_library_test/config/install/field.field.media.type_five.field_media_test_oembed_video.yml
@@ -0,0 +1,18 @@
+langcode: en
+status: true
+dependencies:
+  config:
+    - field.storage.media.field_media_test_oembed_video
+    - media.type.type_five
+id: media.type_five.field_media_test_oembed_video
+field_name: field_media_test_oembed_video
+entity_type: media
+bundle: type_five
+label: 'Video URL'
+description: ''
+required: true
+translatable: true
+default_value: {  }
+default_value_callback: ''
+settings: {  }
+field_type: string
diff --git a/core/modules/media_library/tests/modules/media_library_test/config/install/field.field.node.basic_page.field_unlimited_media.yml b/core/modules/media_library/tests/modules/media_library_test/config/install/field.field.node.basic_page.field_unlimited_media.yml
index 69c0fc43f8..e0f4f7ff4a 100644
--- a/core/modules/media_library/tests/modules/media_library_test/config/install/field.field.node.basic_page.field_unlimited_media.yml
+++ b/core/modules/media_library/tests/modules/media_library_test/config/install/field.field.node.basic_page.field_unlimited_media.yml
@@ -21,6 +21,7 @@ settings:
     target_bundles:
       type_one: type_one
       type_three: type_three
+      type_five: type_five
     sort:
       field: _none
     auto_create: false
diff --git a/core/modules/media_library/tests/modules/media_library_test/config/install/field.storage.media.field_media_test_oembed_video.yml b/core/modules/media_library/tests/modules/media_library_test/config/install/field.storage.media.field_media_test_oembed_video.yml
new file mode 100644
index 0000000000..9dcb13cfc1
--- /dev/null
+++ b/core/modules/media_library/tests/modules/media_library_test/config/install/field.storage.media.field_media_test_oembed_video.yml
@@ -0,0 +1,20 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - media
+id: media.field_media_test_oembed_video
+field_name: field_media_test_oembed_video
+entity_type: media
+type: string
+settings:
+  max_length: 255
+  is_ascii: false
+  case_sensitive: false
+module: core
+locked: false
+cardinality: 1
+translatable: true
+indexes: {  }
+persist_with_no_fields: false
+custom_storage: false
diff --git a/core/modules/media_library/tests/modules/media_library_test/config/install/media.type.type_five.yml b/core/modules/media_library/tests/modules/media_library_test/config/install/media.type.type_five.yml
new file mode 100644
index 0000000000..6a58c9897c
--- /dev/null
+++ b/core/modules/media_library/tests/modules/media_library_test/config/install/media.type.type_five.yml
@@ -0,0 +1,16 @@
+langcode: en
+status: true
+dependencies: {  }
+id: type_five
+label: 'Type Five'
+description: ''
+source: 'oembed:video'
+queue_thumbnail_downloads: false
+new_revision: false
+source_configuration:
+  thumbnails_directory: 'public://oembed_thumbnails'
+  providers:
+    - YouTube
+    - Vimeo
+  source_field: field_media_test_oembed_video
+field_map: {  }
diff --git a/core/modules/media_library/tests/src/FunctionalJavascript/MediaLibraryTest.php b/core/modules/media_library/tests/src/FunctionalJavascript/MediaLibraryTest.php
index 34245daec4..c60ed2a54e 100644
--- a/core/modules/media_library/tests/src/FunctionalJavascript/MediaLibraryTest.php
+++ b/core/modules/media_library/tests/src/FunctionalJavascript/MediaLibraryTest.php
@@ -5,6 +5,8 @@
 use Drupal\FunctionalJavascriptTests\WebDriverTestBase;
 use Drupal\media\Entity\Media;
 use Drupal\media_library\MediaLibraryState;
+use Drupal\media_test_oembed\Controller\ResourceController;
+use Drupal\Tests\media\Traits\OEmbedTestTrait;
 use Drupal\Tests\TestFileCreationTrait;
 use Drupal\user\Entity\Role;
 use Drupal\user\RoleInterface;
@@ -17,6 +19,7 @@
 class MediaLibraryTest extends WebDriverTestBase {
 
   use TestFileCreationTrait;
+  use OEmbedTestTrait;
 
   /**
    * {@inheritdoc}
@@ -28,6 +31,7 @@ class MediaLibraryTest extends WebDriverTestBase {
    */
   protected function setUp() {
     parent::setUp();
+    $this->lockHttpClientToFixtures();
 
     // Create a few example media items for use in selection.
     $media = [
@@ -752,4 +756,101 @@ public function testWidgetUpload() {
     $assert_session->pageTextContains($jpg_image->filename);
   }
 
+  /**
+   * Tests that oEmbed media can be added in the Media library's widget.
+   */
+  public function testWidgetOEmbed() {
+    $assert_session = $this->assertSession();
+    $page = $this->getSession()->getPage();
+
+    $video_title = "Everyday I'm Drupalin' Drupal Rap (Rick Ross - Hustlin)";
+    $video_url = 'https://www.youtube.com/watch?v=PWjcqE3QKBg';
+    ResourceController::setResourceUrl($video_url, $this->getFixturesDirectory() . '/video_youtube.json');
+
+    // Visit a node create page.
+    $this->drupalGet('node/add/basic_page');
+
+    // Add to the unlimited media field.
+    $assert_session->elementExists('css', '.media-library-open-button[href*="field_unlimited_media"]')->click();
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->pageTextContains('Media library');
+
+    // Assert the default tab for media type one does not have an oEmbed form.
+    $assert_session->fieldNotExists('Add Type Five via URL');
+
+    // Assert other media types don't have the oEmbed form fields.
+    $page->clickLink('Type Three');
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->fieldNotExists('Add Type Five via URL');
+
+    // Assert we can add an oEmbed video to media type five.
+    $page->clickLink('Type Five');
+    $assert_session->assertWaitOnAjaxRequest();
+    $page->fillField('Add Type Five via URL', $video_url);
+    $assert_session->pageTextContains('Allowed providers: YouTube, Vimeo.');
+    $page->pressButton('Add');
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->elementExists('css', '.ui-dialog-buttonpane')->pressButton('Save');
+    $assert_session->assertWaitOnAjaxRequest();
+
+    // Load the created media item.
+    $media_storage = $this->container->get('entity_type.manager')->getStorage('media');
+    $media_items = $media_storage->loadMultiple();
+    $added_media = array_pop($media_items);
+
+    // Ensure the media item was saved to the library and automatically
+    // selected. The added media items should be in the first position of the
+    // add form.
+    $assert_session->pageTextContains('Media library');
+    $assert_session->pageTextContains($video_title);
+    $assert_session->fieldValueEquals('media_library_select_form[0]', $added_media->id());
+    $assert_session->checkboxChecked('media_library_select_form[0]');
+
+    // Assert the created oEmbed video is correctly added to the widget.
+    $assert_session->elementExists('css', '.ui-dialog-buttonpane')->pressButton('Select media');
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->pageTextNotContains('Media library');
+    $assert_session->pageTextContains($video_title);
+
+    // Open the media library again for the unlimited field and go to the tab
+    // for media type five.
+    $assert_session->elementExists('css', '.media-library-open-button[href*="field_unlimited_media"]')->click();
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->pageTextContains('Media library');
+    $page->clickLink('Type Five');
+    $assert_session->assertWaitOnAjaxRequest();
+
+    // Assert the video is available on the tab.
+    $assert_session->pageTextContains($video_title);
+
+    // Assert we can only add supported URLs.
+    $page->fillField('Add Type Five via URL', 'https://www.youtube.com/');
+    $page->pressButton('Add');
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->pageTextContains('No matching provider found.');
+    // Assert we can not add a video ID that doesn't exist. We need to use a
+    // video ID that will not be filtered by the regex, because otherwise the
+    // message 'No matching provider found.' will be returned.
+    $page->fillField('Add Type Five via URL', 'https://www.youtube.com/watch?v=PWjcqE3QKBg1');
+    $page->pressButton('Add');
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->pageTextContains('Could not retrieve the oEmbed resource.');
+
+    // Assert we can add a oEmbed video with a custom name.
+    $page->fillField('Add Type Five via URL', $video_url);
+    $page->pressButton('Add');
+    $assert_session->assertWaitOnAjaxRequest();
+    $page->fillField('Name', 'Custom video title');
+    $assert_session->elementExists('css', '.ui-dialog-buttonpane')->pressButton('Save');
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->pageTextContains('Media library');
+    $assert_session->pageTextContains('Custom video title');
+
+    // Assert the created oEmbed video is correctly added to the widget.
+    $assert_session->elementExists('css', '.ui-dialog-buttonpane')->pressButton('Select media');
+    $assert_session->assertWaitOnAjaxRequest();
+    $assert_session->pageTextNotContains('Media library');
+    $assert_session->pageTextContains('Custom video title');
+  }
+
 }
diff --git a/core/modules/media_library/tests/src/Kernel/MediaLibraryAddFormTest.php b/core/modules/media_library/tests/src/Kernel/MediaLibraryAddFormTest.php
index 78d12f50ff..0d180bb880 100644
--- a/core/modules/media_library/tests/src/Kernel/MediaLibraryAddFormTest.php
+++ b/core/modules/media_library/tests/src/Kernel/MediaLibraryAddFormTest.php
@@ -5,6 +5,7 @@
 use Drupal\Core\Form\FormState;
 use Drupal\KernelTests\KernelTestBase;
 use Drupal\media_library\Form\FileUploadForm;
+use Drupal\media_library\Form\OEmbedForm;
 use Drupal\media_library\MediaLibraryState;
 use Drupal\Tests\media\Traits\MediaTypeCreationTrait;
 use Drupal\Tests\user\Traits\UserCreationTrait;
@@ -72,20 +73,46 @@ public function testMediaTypeAddForm() {
 
     // Assert the form class is added to the media source.
     $this->assertSame(FileUploadForm::class, $image_source_definition['forms']['media_library_add']);
-    $this->assertArrayNotHasKey('media_library_add', $remote_video_source_definition['forms']);
+    $this->assertSame(OEmbedForm::class, $remote_video_source_definition['forms']['media_library_add']);
 
     // Assert the media library UI does not contains the add form when the user
     // does not have access.
-    $state = MediaLibraryState::create('test', ['image', 'remote_video'], 'image', -1);
-    $library_ui = \Drupal::service('media_library.ui_builder')->buildUi($state);
-    $this->assertEmpty($library_ui['content']['form']);
+    $this->assertEmpty($this->buildLibraryUi('image')['content']['form']);
+    $this->assertEmpty($this->buildLibraryUi('remote_video')['content']['form']);
 
-    // Create a user that has access to the media add form.
+    // Create a user that has access to create the image media type but not the
+    // remote video media type.
     $this->setCurrentUser($this->createUser([
       'create image media',
     ]));
-    $library_ui = \Drupal::service('media_library.ui_builder')->buildUi($state);
-    $this->assertSame('managed_file', $library_ui['content']['form']['upload']['#type']);
+    // Assert the media library UI only contains the add form for the image
+    // media type.
+    $this->assertSame('managed_file', $this->buildLibraryUi('image')['content']['form']['upload']['#type']);
+    $this->assertEmpty($this->buildLibraryUi('remote_video')['content']['form']);
+
+    // Create a user that has access to create both media types.
+    $this->setCurrentUser($this->createUser([
+      'create image media',
+      'create remote_video media',
+    ]));
+    // Assert the media library UI only contains the add form for both media
+    // types.
+    $this->assertSame('managed_file', $this->buildLibraryUi('image')['content']['form']['upload']['#type']);
+    $this->assertSame('url', $this->buildLibraryUi('remote_video')['content']['form']['container']['url']['#type']);
+  }
+
+  /**
+   * Build the media library UI for a selected type.
+   *
+   * @param string $selected_type_id
+   *   The selected media type ID.
+   *
+   * @return array
+   *   The render array for the media library.
+   */
+  protected function buildLibraryUi($selected_type_id) {
+    $state = MediaLibraryState::create('test', ['image', 'remote_video'], $selected_type_id, -1);
+    return \Drupal::service('media_library.ui_builder')->buildUi($state);
   }
 
   /**