diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index a933ae0..7fdc766 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -16,4 +16,23 @@ parameters:
             identifier: function.impossibleType
             path: src/Traits/HasMeta.php
             count: 3
-
+        -
+            message: '#Method Yard\\Data\\CommentData::fromComment\(\) should return static\(Yard\\Data\\CommentData\) but returns Yard\\Data\\CommentData.#'
+            path: src/CommentData.php
+            count: 1
+        -
+            message: '#Method Yard\\Data\\PostData::fromPost\(\) should return static\(Yard\\Data\\PostData\) but returns Yard\\Data\\PostData.#'
+            path: src/PostData.php
+            count: 1
+        -
+            message: '#Method Yard\\Data\\PostData::fromCorcel\(\) should return static\(Yard\\Data\\PostData\) but returns Yard\\Data\\PostData.#'
+            path: src/PostData.php
+            count: 1
+        -
+            message: '#Parameter \#1 $user of static method Yard\\Data\\UserData::fromUser\(\) expects WP_User, WP_User|false given.#'
+            path: src/PostData.php
+            count: 2
+        -
+            message: '#Parameter \#1 $user of static method Yard\\Data\\UserData::fromUser\(\) expects WP_User, WP_User|false given.#'
+            path: src/CommentData.php
+            count: 1
diff --git a/src/CommentData.php b/src/CommentData.php
index e3b0352..232452f 100644
--- a/src/CommentData.php
+++ b/src/CommentData.php
@@ -11,6 +11,8 @@
 /** @phpstan-consistent-constructor */
 class CommentData extends Data
 {
+	public const CACHE_GROUP = 'yard_comment_data';
+
 	use HasMeta;
 
 	public function __construct(
@@ -34,7 +36,12 @@ public function __construct(
 
 	public static function fromComment(\WP_Comment $comment): static
 	{
-		return new static(
+		$cachedCommentData = wp_cache_get($comment->comment_ID, self::CACHE_GROUP, false, $found);
+		if ($found && $cachedCommentData instanceof CommentData) {
+			return $cachedCommentData;
+		}
+
+		$commentData = new static(
 			id: (int) $comment->comment_ID,
 			post: 0 !== (int) $comment->comment_post_ID && null !== get_post((int)$comment->comment_post_ID) ? PostData::fromPost(get_post((int)$comment->comment_post_ID)) : null,
 			author: $comment->comment_author,
@@ -48,7 +55,10 @@ public static function fromComment(\WP_Comment $comment): static
 			agent: $comment->comment_agent,
 			type: $comment->comment_type,
 			parent: 0 !== (int) $comment->comment_parent && null !== get_comment((int) $comment->comment_parent) ? CommentData::fromComment(get_comment((int) $comment->comment_parent)) : null,
-			user: 0 !== (int) $comment->user_id && false !== get_userdata((int) $comment->user_id) ? UserData::fromUser(get_userdata((int) $comment->user_id)) : null,
+			user: 0 !== (int) $comment->user_id && false !== \WP_User::get_data_by('id', (int) $comment->user_id) ? UserData::fromUser(get_userdata((int) $comment->user_id)) : null,
 		);
+		wp_cache_set($comment->comment_ID, $commentData, self::CACHE_GROUP);
+
+		return $commentData;
 	}
 }
diff --git a/src/PostData.php b/src/PostData.php
index 02239d6..9c8ad74 100644
--- a/src/PostData.php
+++ b/src/PostData.php
@@ -31,6 +31,8 @@ class PostData extends Data implements PostDataInterface
 {
 	use HasMeta;
 
+	public const CACHE_GROUP = 'yard_post_data';
+
 	public function __construct(
 		#[MapInputName('ID')]
 		public ?int $id,
@@ -56,9 +58,14 @@ public function __construct(
 
 	public static function fromPost(\WP_Post $post): static
 	{
-		return new (self::dataClass($post->post_type))(
+		$cachedPostData = wp_cache_get($post->ID, self::CACHE_GROUP, false, $found);
+		if ($found && $cachedPostData instanceof PostData) {
+			return $cachedPostData;
+		}
+
+		$postData = new (self::dataClass($post->post_type))(
 			id: $post->ID,
-			author: false !== get_userdata((int) $post->post_author) ? UserData::fromUser(get_userdata((int) $post->post_author)) : null,
+			author: false !== \WP_User::get_data_by('id', (int) $post->post_author) ? UserData::fromUser(get_userdata((int) $post->post_author)) : null,
 			title: $post->post_title,
 			content: $post->post_content,
 			excerpt: $post->post_excerpt,
@@ -70,13 +77,21 @@ public static function fromPost(\WP_Post $post): static
 			thumbnail: get_post_thumbnail_id($post->ID) ? new ImageData(get_post_thumbnail_id($post->ID)) : null,
 			commentCount: post_type_supports($post->post_type, 'comments') ? (int) $post->comment_count : null,
 		);
+		wp_cache_set($post->ID, $postData, self::CACHE_GROUP);
+
+		return $postData;
 	}
 
 	public static function fromCorcel(Post $post): static
 	{
-		return new (self::dataClass($post->post_type))(
+		$cachedPostData = wp_cache_get($post->ID, self::CACHE_GROUP, false, $found);
+		if ($found && $cachedPostData instanceof PostData) {
+			return $cachedPostData;
+		}
+
+		$postData = new (self::dataClass($post->post_type))(
 			id: $post->ID,
-			author: false !== get_userdata($post->post_author) ? UserData::fromUser(get_userdata($post->post_author)) : null,
+			author: false !== \WP_User::get_data_by('id', $post->post_author) ? UserData::fromUser(get_userdata($post->post_author)) : null,
 			title: $post->post_title,
 			content: $post->post_content,
 			excerpt: $post->post_excerpt,
@@ -88,6 +103,9 @@ public static function fromCorcel(Post $post): static
 			thumbnail: get_post_thumbnail_id($post->ID) ? new ImageData(get_post_thumbnail_id($post->ID)) : null,
 			commentCount: post_type_supports($post->post_type, 'comments') ? (int) $post->comment_count : null,
 		);
+		wp_cache_set($post->ID, $postData, 'yard_post_data');
+
+		return $postData;
 	}
 
 	/**
diff --git a/src/Providers/DataServiceProvider.php b/src/Providers/DataServiceProvider.php
index 95600a8..d80a593 100644
--- a/src/Providers/DataServiceProvider.php
+++ b/src/Providers/DataServiceProvider.php
@@ -5,6 +5,10 @@
 namespace Yard\Data\Providers;
 
 use Illuminate\Support\ServiceProvider;
+use Yard\Data\CommentData;
+use Yard\Data\PostData;
+use Yard\Data\TermData;
+use Yard\Data\UserData;
 
 class DataServiceProvider extends ServiceProvider
 {
@@ -31,5 +35,19 @@ public function boot()
 		$this->publishes([
 			__DIR__.'/../../config/yard-data.php' => $this->app->configPath('yard-data.php'),
 		], 'config');
+
+		$this->registerNonPersistentCacheGroups();
+	}
+
+	protected function registerNonPersistentCacheGroups(): void
+	{
+		add_action('init', function () {
+			wp_cache_add_non_persistent_groups([
+				PostData::CACHE_GROUP,
+				TermData::CACHE_GROUP,
+				UserData::CACHE_GROUP,
+				CommentData::CACHE_GROUP,
+			]);
+		});
 	}
 }
diff --git a/src/TermData.php b/src/TermData.php
index 7dd64a6..615cdb2 100644
--- a/src/TermData.php
+++ b/src/TermData.php
@@ -13,6 +13,8 @@ class TermData extends Data
 {
 	use HasMeta;
 
+	public const CACHE_GROUP = 'yard_term_data';
+
 	public function __construct(
 		#[MapInputName('term_id')]
 		public int $id,
@@ -26,12 +28,20 @@ public function __construct(
 
 	public static function fromTerm(\WP_Term $term): TermData
 	{
-		return new static(
+		$cachedTermData = wp_cache_get($term->term_id, self::CACHE_GROUP, false, $found);
+		if ($found && $cachedTermData instanceof TermData) {
+			return $cachedTermData;
+		}
+
+		$termData = new static(
 			id: $term->term_id,
 			name: $term->name,
 			slug: $term->slug,
 			taxonomy: $term->taxonomy,
 			description: $term->description,
 		);
+		wp_cache_set($term->term_id, $termData, self::CACHE_GROUP);
+
+		return $termData;
 	}
 }
diff --git a/src/UserData.php b/src/UserData.php
index 7999b0a..1b955c8 100644
--- a/src/UserData.php
+++ b/src/UserData.php
@@ -15,6 +15,8 @@
 #[MapInputName(UserPrefixMapper::class)]
 class UserData extends Data implements Castable
 {
+	public const CACHE_GROUP = 'yard_user_data';
+
 	public function __construct(
 		#[MapInputName('ID')]
 		public int $id,
@@ -30,7 +32,12 @@ public function __construct(
 
 	public static function fromUser(\WP_User $user): self
 	{
-		return new self(
+		$cachedUserData = wp_cache_get($user->ID, self::CACHE_GROUP, false, $found);
+		if ($found && $cachedUserData instanceof UserData) {
+			return $cachedUserData;
+		}
+
+		$userData = new self(
 			id: $user->ID,
 			login: $user->user_login,
 			password: $user->user_pass,
@@ -38,6 +45,9 @@ public static function fromUser(\WP_User $user): self
 			email: $user->user_email,
 			displayName: $user->display_name,
 		);
+		wp_cache_set($user->ID, $userData, self::CACHE_GROUP);
+
+		return $userData;
 	}
 
 	/**