diff --git a/src/index.ts b/src/index.ts
new file mode 100644
index 000000000..fc88e51c1
--- /dev/null
+++ b/src/index.ts
@@ -0,0 +1,4 @@
+export * from './types.js';
+export * from './client/index.js';
+export * from './server/index.js';
+export * from './inMemory.js';
diff --git a/test/index.test.ts b/test/index.test.ts
new file mode 100644
index 000000000..656188a9c
--- /dev/null
+++ b/test/index.test.ts
@@ -0,0 +1,15 @@
+import { describe, expect, it } from 'vitest';
+
+import { Client, ErrorCode, InMemoryTransport, LATEST_PROTOCOL_VERSION, McpError, Server } from '../src/index.js';
+
+describe('root package exports', () => {
+    it('re-exports the package root public API', () => {
+        expect(Client).toBeTypeOf('function');
+        expect(Server).toBeTypeOf('function');
+        expect(InMemoryTransport.createLinkedPair).toBeTypeOf('function');
+        expect(LATEST_PROTOCOL_VERSION).toBeTypeOf('string');
+
+        const error = new McpError(ErrorCode.InvalidRequest, 'bad request');
+        expect(error.code).toBe(ErrorCode.InvalidRequest);
+    });
+});