diff --git a/packages/marketing-pages/src/interface-adapters/controllers/pages.controller.test.ts b/packages/marketing-pages/src/interface-adapters/controllers/pages.controller.test.ts
new file mode 100644
index 0000000..481a294
--- /dev/null
+++ b/packages/marketing-pages/src/interface-adapters/controllers/pages.controller.test.ts
@@ -0,0 +1,49 @@
+import { beforeEach, describe, expect, it } from "vitest";
+import { marketingPagesContainer } from "@/di/container";
+import { MARKETING_PAGES_SYMBOLS } from "@/di/symbols";
+import { MockPagesRepository } from "@/infrastructure/repositories/mock-pages.repository";
+import { MockSiteSettingsRepository } from "@/infrastructure/repositories/mock-site-settings.repository";
+import type { IPagesRepository } from "@/application/repositories/pages-repository.interface";
+import type { ISiteSettingsRepository } from "@/application/repositories/site-settings-repository.interface";
+import { InputParseError } from "@/entities/errors";
+import {
+  getPageBySlugController,
+  getSiteSettingsController,
+} from "./pages.controller";
+
+describe("pages controller", () => {
+  beforeEach(() => {
+    if (marketingPagesContainer.isBound(MARKETING_PAGES_SYMBOLS.IPagesRepository)) {
+      marketingPagesContainer.unbind(MARKETING_PAGES_SYMBOLS.IPagesRepository);
+    }
+    if (marketingPagesContainer.isBound(MARKETING_PAGES_SYMBOLS.ISiteSettingsRepository)) {
+      marketingPagesContainer.unbind(MARKETING_PAGES_SYMBOLS.ISiteSettingsRepository);
+    }
+    marketingPagesContainer
+      .bind<IPagesRepository>(MARKETING_PAGES_SYMBOLS.IPagesRepository)
+      .toConstantValue(new MockPagesRepository());
+    marketingPagesContainer
+      .bind<ISiteSettingsRepository>(MARKETING_PAGES_SYMBOLS.ISiteSettingsRepository)
+      .toConstantValue(new MockSiteSettingsRepository());
+  });
+
+  describe("getPageBySlugController", () => {
+    it("returns the page when found", async () => {
+      const result = await getPageBySlugController({ slug: "about" });
+      expect(result?.slug).toBe("about");
+    });
+
+    it("throws InputParseError on missing slug", async () => {
+      await expect(
+        getPageBySlugController({} as { slug: string }),
+      ).rejects.toBeInstanceOf(InputParseError);
+    });
+  });
+
+  describe("getSiteSettingsController", () => {
+    it("returns site settings", async () => {
+      const result = await getSiteSettingsController();
+      expect(result.siteName).toBe("My App");
+    });
+  });
+});
diff --git a/packages/marketing-pages/src/interface-adapters/controllers/pages.controller.ts b/packages/marketing-pages/src/interface-adapters/controllers/pages.controller.ts
new file mode 100644
index 0000000..6b89eb8
--- /dev/null
+++ b/packages/marketing-pages/src/interface-adapters/controllers/pages.controller.ts
@@ -0,0 +1,27 @@
+import { z } from "zod";
+
+import { InputParseError } from "../../entities/errors";
+import type { Page } from "../../entities/page";
+import type { SiteSettings } from "../../entities/site-settings";
+import { getPageBySlugUseCase } from "../../application/use-cases/get-page-by-slug.use-case";
+import { getSiteSettingsUseCase } from "../../application/use-cases/get-site-settings.use-case";
+
+const getBySlugInputSchema = z.object({
+  slug: z.string().min(1),
+});
+
+export async function getPageBySlugController(input: {
+  slug: string;
+}): Promise<Page | undefined> {
+  const parsed = getBySlugInputSchema.safeParse(input);
+  if (!parsed.success) {
+    throw new InputParseError("Invalid get-page-by-slug input", {
+      cause: parsed.error,
+    });
+  }
+  return getPageBySlugUseCase(parsed.data.slug);
+}
+
+export async function getSiteSettingsController(): Promise<SiteSettings> {
+  return getSiteSettingsUseCase();
+}