diff --git a/app/Http/Controllers/Api/CategoryController.php b/app/Http/Controllers/Api/CategoryController.php
new file mode 100644
index 00000000..e5256ddc
--- /dev/null
+++ b/app/Http/Controllers/Api/CategoryController.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+
+class CategoryController extends Controller
+{
+    //
+}
diff --git a/app/Http/Controllers/Api/ProductController.php b/app/Http/Controllers/Api/ProductController.php
new file mode 100644
index 00000000..af98a7a2
--- /dev/null
+++ b/app/Http/Controllers/Api/ProductController.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+use App\Models\Product;
+
+class ProductController extends Controller
+{
+    public function index()
+    {
+        return Product::with(['categories' => function ($query) {
+            $query->select('id', 'name');
+        }])
+            ->get();
+    }
+
+    public function show(Product $product)
+    {
+        $product->load('categories:id,name');
+
+        return $product;
+    }
+}
diff --git a/app/Http/Controllers/Api/UserController.php b/app/Http/Controllers/Api/UserController.php
new file mode 100644
index 00000000..8dbb7f8b
--- /dev/null
+++ b/app/Http/Controllers/Api/UserController.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+
+class UserController extends Controller
+{
+    //
+}
diff --git a/database/factories/OrderFactory.php b/database/factories/OrderFactory.php
new file mode 100644
index 00000000..f1ef9766
--- /dev/null
+++ b/database/factories/OrderFactory.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Database\Factories;
+
+use App\Models\Order;
+use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
+
+class OrderFactory extends Factory
+{
+    /**
+     * The name of the factory's corresponding model.
+     *
+     * @var string
+     */
+    protected $model = Order::class;
+
+    /**
+     * Define the model's default state.
+     *
+     * @return array
+     */
+    public function definition()
+    {
+        return [
+            'user_id' => $this->faker->numberBetween(1, 10),
+            'transaction_id' => Str::random(16),
+            'total' => $this->faker->numberBetween(50000, 200000),
+        ];
+    }
+}
diff --git a/database/factories/ProductFactory.php b/database/factories/ProductFactory.php
index 231576cc..edc2ddc8 100644
--- a/database/factories/ProductFactory.php
+++ b/database/factories/ProductFactory.php
@@ -30,7 +30,7 @@ public function definition()
             'name' => $name,
             'slug' => Str::slug($name),
             'description' => $this->faker->realText(320),
-            'price' => $this->faker->numberBetween(10000, 100000),
+            'price' => $this->faker->numberBetween(100, 1000),
         ];
     }
 }
diff --git a/database/seeders/DatabaseSeeder.php b/database/seeders/DatabaseSeeder.php
index 57b73b54..b8a8717a 100644
--- a/database/seeders/DatabaseSeeder.php
+++ b/database/seeders/DatabaseSeeder.php
@@ -13,6 +13,9 @@ class DatabaseSeeder extends Seeder
      */
     public function run()
     {
-        // \App\Models\User::factory(10)->create();
+        $this->call([
+            UserSeeder::class,
+            ProductSeeder::class,
+        ]);
     }
 }
diff --git a/database/seeders/OrderSeeder.php b/database/seeders/OrderSeeder.php
new file mode 100644
index 00000000..a81bf550
--- /dev/null
+++ b/database/seeders/OrderSeeder.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use App\Models\Order;
+
+class OrderSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        Order::factory()
+            ->times(10)
+            ->create();
+    }
+}
diff --git a/database/seeders/ProductSeeder.php b/database/seeders/ProductSeeder.php
new file mode 100644
index 00000000..ba70a696
--- /dev/null
+++ b/database/seeders/ProductSeeder.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace Database\Seeders;
+
+use App\Models\Category;
+use App\Models\Order;
+use Illuminate\Database\Seeder;
+use App\Models\Product;
+
+class ProductSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        Product::factory()
+            ->times(20)
+            ->create();
+
+        Category::factory()
+            ->times(4)
+            ->create();
+
+        Order::factory()
+            ->times(10)
+            ->create();
+
+        $categories = Category::all();
+        Product::all()->each(function ($product) use ($categories) {
+            $product->categories()->attach(
+                $categories->random(2)->pluck('id')->toArray()
+            );
+        });
+
+        $orders = Order::all();
+        Product::all()->each(function ($product) use ($orders) {
+            $orderIds = $orders->random(3)->pluck('id')->toArray();
+            foreach ($orderIds as $orderId) {
+                $product->orders()->attach($orderId, ['quantity' => rand(1, 5)]);
+            }
+        });
+    }
+}
diff --git a/database/seeders/UserSeeder.php b/database/seeders/UserSeeder.php
new file mode 100644
index 00000000..5c15a4e2
--- /dev/null
+++ b/database/seeders/UserSeeder.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use App\Models\User;
+
+class UserSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        User::factory()
+            ->times(10)
+            ->create();
+    }
+}
diff --git a/routes/api.php b/routes/api.php
index bcb8b189..764dd203 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -3,17 +3,14 @@
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Route;
 
-/*
-|--------------------------------------------------------------------------
-| API Routes
-|--------------------------------------------------------------------------
-|
-| Here is where you can register API routes for your application. These
-| routes are loaded by the RouteServiceProvider within a group which
-| is assigned the "api" middleware group. Enjoy building your API!
-|
-*/
+use App\Http\Controllers\Api\CategoryController;
+use App\Http\Controllers\Api\ProductController;
+use App\Http\Controllers\Api\UserController;
 
-Route::middleware('auth:api')->get('/user', function (Request $request) {
-    return $request->user();
-});
+Route::get('/categories', [CategoryController::class, 'index']);
+Route::get('/categories/{category}', [CategoryController::class, 'show']);
+
+Route::get('/products', [ProductController::class, 'index']);
+Route::get('/products/{product}', [ProductController::class, 'show']);
+
+Route::post('/purchase', [UserController::class, 'purchase']);