diff --git a/e2e/tests/api/mail-deletion.spec.ts b/e2e/tests/api/mail-deletion.spec.ts
new file mode 100644
index 00000000..852ae701
--- /dev/null
+++ b/e2e/tests/api/mail-deletion.spec.ts
@@ -0,0 +1,80 @@
+import { test, expect } from '@playwright/test';
+import { WORKER_URL, createTestAddress, seedTestMail, deleteAddress } from '../../fixtures/test-helpers';
+
+test.describe('Mail Deletion', () => {
+  test('delete a single mail by ID', async ({ request }) => {
+    const { jwt, address } = await createTestAddress(request, 'del-single');
+
+    try {
+      // Seed 3 emails
+      for (let i = 1; i <= 3; i++) {
+        await seedTestMail(request, address, { subject: `Mail ${i}` });
+      }
+
+      // List mails — should have 3
+      const listRes = await request.get(`${WORKER_URL}/api/mails?limit=10&offset=0`, {
+        headers: { Authorization: `Bearer ${jwt}` },
+      });
+      expect(listRes.ok()).toBe(true);
+      const { results } = await listRes.json();
+      expect(results).toHaveLength(3);
+
+      // Delete the second mail
+      const targetId = results[1].id;
+      const delRes = await request.delete(`${WORKER_URL}/api/mails/${targetId}`, {
+        headers: { Authorization: `Bearer ${jwt}` },
+      });
+      expect(delRes.ok()).toBe(true);
+      const delBody = await delRes.json();
+      expect(delBody.success).toBe(true);
+
+      // List again — should have 2, and the deleted ID should be gone
+      const afterRes = await request.get(`${WORKER_URL}/api/mails?limit=10&offset=0`, {
+        headers: { Authorization: `Bearer ${jwt}` },
+      });
+      expect(afterRes.ok()).toBe(true);
+      const after = await afterRes.json();
+      expect(after.results).toHaveLength(2);
+      expect(after.results.every((m: any) => m.id !== targetId)).toBe(true);
+    } finally {
+      await deleteAddress(request, jwt);
+    }
+  });
+
+  test('clear entire inbox', async ({ request }) => {
+    const { jwt, address } = await createTestAddress(request, 'del-clear');
+
+    try {
+      // Seed 3 emails
+      for (let i = 1; i <= 3; i++) {
+        await seedTestMail(request, address, { subject: `Mail ${i}` });
+      }
+
+      // Verify 3 mails exist
+      const listRes = await request.get(`${WORKER_URL}/api/mails?limit=10&offset=0`, {
+        headers: { Authorization: `Bearer ${jwt}` },
+      });
+      expect(listRes.ok()).toBe(true);
+      const { results } = await listRes.json();
+      expect(results).toHaveLength(3);
+
+      // Clear inbox
+      const clearRes = await request.delete(`${WORKER_URL}/api/clear_inbox`, {
+        headers: { Authorization: `Bearer ${jwt}` },
+      });
+      expect(clearRes.ok()).toBe(true);
+      const clearBody = await clearRes.json();
+      expect(clearBody.success).toBe(true);
+
+      // Verify inbox is empty
+      const afterRes = await request.get(`${WORKER_URL}/api/mails?limit=10&offset=0`, {
+        headers: { Authorization: `Bearer ${jwt}` },
+      });
+      expect(afterRes.ok()).toBe(true);
+      const after = await afterRes.json();
+      expect(after.results).toHaveLength(0);
+    } finally {
+      await deleteAddress(request, jwt);
+    }
+  });
+});