diff --git a/src/Core/Request.php b/src/Core/Request.php
new file mode 100644
index 0000000..7ea8798
--- /dev/null
+++ b/src/Core/Request.php
@@ -0,0 +1,79 @@
+<?php
+
+namespace Bazaar\Core;
+
+final class Request
+{
+    public function __construct(
+        private readonly string $method,
+        private readonly string $path,
+        private readonly array $query,
+        private readonly array $body,
+        private readonly array $server
+    ) {
+    }
+
+    public static function capture(): Request
+    {
+        $uri = $_SERVER['REQUEST_URI'] ?? '/';
+        $path = parse_url($uri, PHP_URL_PATH) ?: '/';
+        $path = '/' . trim(rawurldecode($path), '/');
+        if ($path === '/') {
+            $path = '/';
+        }
+        return new self(
+            strtoupper($_SERVER['REQUEST_METHOD'] ?? 'GET'),
+            $path,
+            $_GET,
+            $_POST,
+            $_SERVER
+        );
+    }
+
+    public function method(): string
+    {
+        return $this->method;
+    }
+
+    public function path(): string
+    {
+        return $this->path;
+    }
+
+    public function isPost(): bool
+    {
+        return $this->method === 'POST';
+    }
+
+    public function query(string $key, mixed $default = null): mixed
+    {
+        return $this->query[$key] ?? $default;
+    }
+
+    public function input(string $key, mixed $default = null): mixed
+    {
+        return $this->body[$key] ?? $default;
+    }
+
+    public function integer(string $key, int $default = 0): int
+    {
+        $value = $this->body[$key] ?? $this->query[$key] ?? $default;
+        return is_numeric($value) ? (int) $value : $default;
+    }
+
+    public function body(): array
+    {
+        return $this->body;
+    }
+
+    public function header(string $name): ?string
+    {
+        $key = 'HTTP_' . strtoupper(str_replace('-', '_', $name));
+        return $this->server[$key] ?? null;
+    }
+
+    public function rawBody(): string
+    {
+        return file_get_contents('php://input') ?: '';
+    }
+}
diff --git a/src/Core/Response.php b/src/Core/Response.php
new file mode 100644
index 0000000..6631a87
--- /dev/null
+++ b/src/Core/Response.php
@@ -0,0 +1,60 @@
+<?php
+
+namespace Bazaar\Core;
+
+final class Response
+{
+    private array $headers = [];
+
+    public function __construct(
+        private string $content = '',
+        private int $status = 200
+    ) {
+    }
+
+    public static function html(string $content, int $status = 200): Response
+    {
+        $response = new self($content, $status);
+        $response->headers['Content-Type'] = 'text/html; charset=UTF-8';
+        return $response;
+    }
+
+    public static function json(array $payload, int $status = 200): Response
+    {
+        $response = new self(json_encode($payload, JSON_UNESCAPED_SLASHES), $status);
+        $response->headers['Content-Type'] = 'application/json';
+        return $response;
+    }
+
+    public static function redirect(string $location, int $status = 302): Response
+    {
+        $response = new self('', $status);
+        $response->headers['Location'] = $location;
+        return $response;
+    }
+
+    public function withHeader(string $name, string $value): Response
+    {
+        $this->headers[$name] = $value;
+        return $this;
+    }
+
+    public function status(): int
+    {
+        return $this->status;
+    }
+
+    public function content(): string
+    {
+        return $this->content;
+    }
+
+    public function send(): void
+    {
+        http_response_code($this->status);
+        foreach ($this->headers as $name => $value) {
+            header($name . ': ' . $value);
+        }
+        echo $this->content;
+    }
+}
diff --git a/src/Core/RouteMatch.php b/src/Core/RouteMatch.php
new file mode 100644
index 0000000..ded00df
--- /dev/null
+++ b/src/Core/RouteMatch.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Bazaar\Core;
+
+final class RouteMatch
+{
+    public function __construct(
+        public readonly ?array $handler,
+        public readonly array $params,
+        public readonly array $middleware,
+        public readonly int $status
+    ) {
+    }
+
+    public function found(): bool
+    {
+        return $this->status === 200 && $this->handler !== null;
+    }
+}