diff --git a/eslint.config.js b/eslint.config.js
index 13a3d1c3..5b3b7f3d 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -238,7 +238,7 @@ export default tseslint.config(
   prettierConfig,
   // extra settings for scripts that we run directly with node
   {
-    files: ['./integration-tests/**/*.js'],
+    files: ['./integration-tests/**/*.{js,ts,tsx}'],
     languageOptions: {
       globals: {
         ...globals.node,
diff --git a/integration-tests/globalSetup.ts b/integration-tests/globalSetup.ts
index 77105af2..a8a9877f 100644
--- a/integration-tests/globalSetup.ts
+++ b/integration-tests/globalSetup.ts
@@ -1,6 +1,6 @@
 /**
  * @license
- * Copyright 2025 Google LLC
+ * Copyright 2025 Qwen Team
  * SPDX-License-Identifier: Apache-2.0
  */
 
@@ -30,6 +30,7 @@ const __dirname = dirname(fileURLToPath(import.meta.url));
 const rootDir = join(__dirname, '..');
 const integrationTestsDir = join(rootDir, '.integration-tests');
 let runDir = ''; // Make runDir accessible in teardown
+let sdkE2eRunDir = ''; // SDK E2E test run directory
 
 const memoryFilePath = join(
   os.homedir(),
@@ -48,14 +49,36 @@ export async function setup() {
     // File doesn't exist, which is fine.
   }
 
+  // Setup for CLI integration tests
   runDir = join(integrationTestsDir, `${Date.now()}`);
   await mkdir(runDir, { recursive: true });
 
+  // Setup for SDK E2E tests (separate directory with prefix)
+  sdkE2eRunDir = join(integrationTestsDir, `sdk-e2e-${Date.now()}`);
+  await mkdir(sdkE2eRunDir, { recursive: true });
+
   // Clean up old test runs, but keep the latest few for debugging
   try {
     const testRuns = await readdir(integrationTestsDir);
-    if (testRuns.length > 5) {
-      const oldRuns = testRuns.sort().slice(0, testRuns.length - 5);
+
+    // Clean up old CLI integration test runs (without sdk-e2e- prefix)
+    const cliTestRuns = testRuns.filter((run) => !run.startsWith('sdk-e2e-'));
+    if (cliTestRuns.length > 5) {
+      const oldRuns = cliTestRuns.sort().slice(0, cliTestRuns.length - 5);
+      await Promise.all(
+        oldRuns.map((oldRun) =>
+          rm(join(integrationTestsDir, oldRun), {
+            recursive: true,
+            force: true,
+          }),
+        ),
+      );
+    }
+
+    // Clean up old SDK E2E test runs (with sdk-e2e- prefix)
+    const sdkTestRuns = testRuns.filter((run) => run.startsWith('sdk-e2e-'));
+    if (sdkTestRuns.length > 5) {
+      const oldRuns = sdkTestRuns.sort().slice(0, sdkTestRuns.length - 5);
       await Promise.all(
         oldRuns.map((oldRun) =>
           rm(join(integrationTestsDir, oldRun), {
@@ -69,24 +92,37 @@ export async function setup() {
     console.error('Error cleaning up old test runs:', e);
   }
 
+  // Environment variables for CLI integration tests
   process.env['INTEGRATION_TEST_FILE_DIR'] = runDir;
   process.env['GEMINI_CLI_INTEGRATION_TEST'] = 'true';
   process.env['TELEMETRY_LOG_FILE'] = join(runDir, 'telemetry.log');
 
+  // Environment variables for SDK E2E tests
+  process.env['E2E_TEST_FILE_DIR'] = sdkE2eRunDir;
+  process.env['TEST_CLI_PATH'] = join(rootDir, 'dist/cli.js');
+
   if (process.env['KEEP_OUTPUT']) {
     console.log(`Keeping output for test run in: ${runDir}`);
+    console.log(`Keeping output for SDK E2E test run in: ${sdkE2eRunDir}`);
   }
   process.env['VERBOSE'] = process.env['VERBOSE'] ?? 'false';
 
   console.log(`\nIntegration test output directory: ${runDir}`);
+  console.log(`SDK E2E test output directory: ${sdkE2eRunDir}`);
+  console.log(`CLI path: ${process.env['TEST_CLI_PATH']}`);
 }
 
 export async function teardown() {
-  // Cleanup the test run directory unless KEEP_OUTPUT is set
+  // Cleanup the CLI test run directory unless KEEP_OUTPUT is set
   if (process.env['KEEP_OUTPUT'] !== 'true' && runDir) {
     await rm(runDir, { recursive: true, force: true });
   }
 
+  // Cleanup the SDK E2E test run directory unless KEEP_OUTPUT is set
+  if (process.env['KEEP_OUTPUT'] !== 'true' && sdkE2eRunDir) {
+    await rm(sdkE2eRunDir, { recursive: true, force: true });
+  }
+
   if (originalMemoryContent !== null) {
     await mkdir(dirname(memoryFilePath), { recursive: true });
     await writeFile(memoryFilePath, originalMemoryContent, 'utf-8');
diff --git a/packages/sdk-typescript/test/e2e/abort-and-lifecycle.test.ts b/integration-tests/sdk-typescript/abort-and-lifecycle.test.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/abort-and-lifecycle.test.ts
rename to integration-tests/sdk-typescript/abort-and-lifecycle.test.ts
index 806a4a20..b0b4c3fd 100644
--- a/packages/sdk-typescript/test/e2e/abort-and-lifecycle.test.ts
+++ b/integration-tests/sdk-typescript/abort-and-lifecycle.test.ts
@@ -13,7 +13,7 @@ import {
   isSDKAssistantMessage,
   type TextBlock,
   type ContentBlock,
-} from '../../src/index.js';
+} from '@qwen-code/sdk-typescript';
 import { SDKTestHelper, createSharedTestOptions } from './test-helper.js';
 
 const SHARED_TEST_OPTIONS = createSharedTestOptions();
diff --git a/packages/sdk-typescript/test/e2e/configuration-options.test.ts b/integration-tests/sdk-typescript/configuration-options.test.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/configuration-options.test.ts
rename to integration-tests/sdk-typescript/configuration-options.test.ts
index e81af7fd..bac0a368 100644
--- a/packages/sdk-typescript/test/e2e/configuration-options.test.ts
+++ b/integration-tests/sdk-typescript/configuration-options.test.ts
@@ -12,12 +12,12 @@
  */
 
 import { describe, it, expect, beforeEach, afterEach } from 'vitest';
-import { query } from '../../src/index.js';
 import {
+  query,
   isSDKAssistantMessage,
   isSDKSystemMessage,
   type SDKMessage,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import {
   SDKTestHelper,
   extractText,
diff --git a/packages/sdk-typescript/test/e2e/mcp-server.test.ts b/integration-tests/sdk-typescript/mcp-server.test.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/mcp-server.test.ts
rename to integration-tests/sdk-typescript/mcp-server.test.ts
index dd13d205..110c1924 100644
--- a/packages/sdk-typescript/test/e2e/mcp-server.test.ts
+++ b/integration-tests/sdk-typescript/mcp-server.test.ts
@@ -10,8 +10,8 @@
  */
 
 import { describe, it, expect, beforeEach, afterEach } from 'vitest';
-import { query } from '../../src/index.js';
 import {
+  query,
   isSDKAssistantMessage,
   isSDKResultMessage,
   isSDKSystemMessage,
@@ -19,7 +19,7 @@ import {
   type SDKMessage,
   type ToolUseBlock,
   type SDKSystemMessage,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import {
   SDKTestHelper,
   createMCPServer,
diff --git a/packages/sdk-typescript/test/e2e/multi-turn.test.ts b/integration-tests/sdk-typescript/multi-turn.test.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/multi-turn.test.ts
rename to integration-tests/sdk-typescript/multi-turn.test.ts
index 689a6468..17b6f675 100644
--- a/packages/sdk-typescript/test/e2e/multi-turn.test.ts
+++ b/integration-tests/sdk-typescript/multi-turn.test.ts
@@ -4,8 +4,8 @@
  */
 
 import { describe, it, expect, beforeEach, afterEach } from 'vitest';
-import { query } from '../../src/index.js';
 import {
+  query,
   isSDKUserMessage,
   isSDKAssistantMessage,
   isSDKSystemMessage,
@@ -21,7 +21,7 @@ import {
   type SDKMessage,
   type ControlMessage,
   type ToolUseBlock,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import { SDKTestHelper, createSharedTestOptions } from './test-helper.js';
 
 const SHARED_TEST_OPTIONS = createSharedTestOptions();
diff --git a/packages/sdk-typescript/test/e2e/permission-control.test.ts b/integration-tests/sdk-typescript/permission-control.test.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/permission-control.test.ts
rename to integration-tests/sdk-typescript/permission-control.test.ts
index 587fa500..31c7768a 100644
--- a/packages/sdk-typescript/test/e2e/permission-control.test.ts
+++ b/integration-tests/sdk-typescript/permission-control.test.ts
@@ -13,8 +13,8 @@ import {
   beforeEach,
   afterEach,
 } from 'vitest';
-import { query } from '../../src/index.js';
 import {
+  query,
   isSDKAssistantMessage,
   isSDKResultMessage,
   isSDKUserMessage,
@@ -22,7 +22,7 @@ import {
   type SDKUserMessage,
   type ToolUseBlock,
   type ContentBlock,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import {
   SDKTestHelper,
   createSharedTestOptions,
diff --git a/packages/sdk-typescript/test/e2e/single-turn.test.ts b/integration-tests/sdk-typescript/single-turn.test.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/single-turn.test.ts
rename to integration-tests/sdk-typescript/single-turn.test.ts
index 4adb7c0b..aa2716f3 100644
--- a/packages/sdk-typescript/test/e2e/single-turn.test.ts
+++ b/integration-tests/sdk-typescript/single-turn.test.ts
@@ -4,8 +4,8 @@
  */
 
 import { describe, it, expect, beforeEach, afterEach } from 'vitest';
-import { query } from '../../src/index.js';
 import {
+  query,
   isSDKAssistantMessage,
   isSDKSystemMessage,
   isSDKResultMessage,
@@ -13,7 +13,7 @@ import {
   type SDKMessage,
   type SDKSystemMessage,
   type SDKAssistantMessage,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import {
   SDKTestHelper,
   extractText,
diff --git a/packages/sdk-typescript/test/e2e/subagents.test.ts b/integration-tests/sdk-typescript/subagents.test.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/subagents.test.ts
rename to integration-tests/sdk-typescript/subagents.test.ts
index 06e3fd36..86516053 100644
--- a/packages/sdk-typescript/test/e2e/subagents.test.ts
+++ b/integration-tests/sdk-typescript/subagents.test.ts
@@ -10,14 +10,14 @@
  */
 
 import { describe, it, expect, beforeEach, afterEach } from 'vitest';
-import { query } from '../../src/index.js';
 import {
+  query,
   isSDKAssistantMessage,
   type SDKMessage,
   type SubagentConfig,
   type ContentBlock,
   type ToolUseBlock,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import {
   SDKTestHelper,
   extractText,
diff --git a/packages/sdk-typescript/test/e2e/system-control.test.ts b/integration-tests/sdk-typescript/system-control.test.ts
similarity index 98%
rename from packages/sdk-typescript/test/e2e/system-control.test.ts
rename to integration-tests/sdk-typescript/system-control.test.ts
index 3515532e..069eccd9 100644
--- a/packages/sdk-typescript/test/e2e/system-control.test.ts
+++ b/integration-tests/sdk-typescript/system-control.test.ts
@@ -4,12 +4,12 @@
  */
 
 import { describe, it, expect, beforeEach, afterEach } from 'vitest';
-import { query } from '../../src/index.js';
 import {
+  query,
   isSDKAssistantMessage,
   isSDKSystemMessage,
   type SDKUserMessage,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import { SDKTestHelper, createSharedTestOptions } from './test-helper.js';
 
 const SHARED_TEST_OPTIONS = createSharedTestOptions();
@@ -265,7 +265,7 @@ describe('System Control (E2E)', () => {
 
         // First model change
         await q.setModel('qwen3-turbo');
-        resumeResolve1?.();
+        resumeResolve1!();
 
         // Wait for second response
         await Promise.race([
@@ -277,7 +277,7 @@ describe('System Control (E2E)', () => {
 
         // Second model change
         await q.setModel('qwen3-vl-plus');
-        resumeResolve2?.();
+        resumeResolve2!();
 
         // Wait for third response
         await Promise.race([
diff --git a/packages/sdk-typescript/test/e2e/test-helper.ts b/integration-tests/sdk-typescript/test-helper.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/test-helper.ts
rename to integration-tests/sdk-typescript/test-helper.ts
index 4b1465ad..cd95051f 100644
--- a/packages/sdk-typescript/test/e2e/test-helper.ts
+++ b/integration-tests/sdk-typescript/test-helper.ts
@@ -21,12 +21,12 @@ import type {
   ContentBlock,
   TextBlock,
   ToolUseBlock,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import {
   isSDKAssistantMessage,
   isSDKSystemMessage,
   isSDKResultMessage,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 
 // ============================================================================
 // Core Test Helper Class
diff --git a/packages/sdk-typescript/test/e2e/tool-control.test.ts b/integration-tests/sdk-typescript/tool-control.test.ts
similarity index 99%
rename from packages/sdk-typescript/test/e2e/tool-control.test.ts
rename to integration-tests/sdk-typescript/tool-control.test.ts
index 30a811df..036d779e 100644
--- a/packages/sdk-typescript/test/e2e/tool-control.test.ts
+++ b/integration-tests/sdk-typescript/tool-control.test.ts
@@ -12,11 +12,11 @@
  */
 
 import { describe, it, expect, beforeEach, afterEach } from 'vitest';
-import { query } from '../../src/index.js';
 import {
+  query,
   isSDKAssistantMessage,
   type SDKMessage,
-} from '../../src/types/protocol.js';
+} from '@qwen-code/sdk-typescript';
 import {
   SDKTestHelper,
   extractText,
diff --git a/integration-tests/tsconfig.json b/integration-tests/tsconfig.json
index 295741e1..7f2a010d 100644
--- a/integration-tests/tsconfig.json
+++ b/integration-tests/tsconfig.json
@@ -2,7 +2,13 @@
   "extends": "../tsconfig.json",
   "compilerOptions": {
     "noEmit": true,
-    "allowJs": true
+    "allowJs": true,
+    "baseUrl": ".",
+    "paths": {
+      "@qwen-code/sdk-typescript": [
+        "../packages/sdk-typescript/dist/index.d.ts"
+      ]
+    }
   },
   "include": ["**/*.ts"],
   "references": [{ "path": "../packages/core" }]
diff --git a/integration-tests/vitest.config.ts b/integration-tests/vitest.config.ts
index c8b79ad6..a452583c 100644
--- a/integration-tests/vitest.config.ts
+++ b/integration-tests/vitest.config.ts
@@ -1,12 +1,15 @@
 /**
  * @license
- * Copyright 2025 Google LLC
+ * Copyright 2025 Qwen Team
  * SPDX-License-Identifier: Apache-2.0
  */
 
 import { defineConfig } from 'vitest/config';
+import { dirname, resolve } from 'node:path';
+import { fileURLToPath } from 'node:url';
 
-const timeoutMinutes = Number(process.env.TB_TIMEOUT_MINUTES || '5');
+const __dirname = dirname(fileURLToPath(import.meta.url));
+const timeoutMinutes = Number(process.env['TB_TIMEOUT_MINUTES'] || '5');
 const testTimeoutMs = timeoutMinutes * 60 * 1000;
 
 export default defineConfig({
@@ -25,4 +28,13 @@ export default defineConfig({
       },
     },
   },
+  resolve: {
+    alias: {
+      // Use built SDK bundle for e2e tests
+      '@qwen-code/sdk-typescript': resolve(
+        __dirname,
+        '../packages/sdk-typescript/dist/index.mjs',
+      ),
+    },
+  },
 });
diff --git a/packages/sdk-typescript/package.json b/packages/sdk-typescript/package.json
index 63fed227..d2787bf8 100644
--- a/packages/sdk-typescript/package.json
+++ b/packages/sdk-typescript/package.json
@@ -22,6 +22,7 @@
   "scripts": {
     "build": "node scripts/build.js",
     "test": "vitest run",
+    "test:ci": "vitest run",
     "test:watch": "vitest",
     "test:coverage": "vitest run --coverage",
     "lint": "eslint src test",
diff --git a/packages/sdk-typescript/src/index.ts b/packages/sdk-typescript/src/index.ts
index f8bf81c5..da40baf2 100644
--- a/packages/sdk-typescript/src/index.ts
+++ b/packages/sdk-typescript/src/index.ts
@@ -18,6 +18,14 @@ export type {
   SDKResultMessage,
   SDKPartialAssistantMessage,
   SDKMessage,
+  ControlMessage,
+  CLIControlRequest,
+  CLIControlResponse,
+  ControlCancelRequest,
+  SubagentConfig,
+  SubagentLevel,
+  ModelConfig,
+  RunConfig,
 } from './types/protocol.js';
 
 export {
@@ -26,6 +34,9 @@ export {
   isSDKSystemMessage,
   isSDKResultMessage,
   isSDKPartialAssistantMessage,
+  isControlRequest,
+  isControlResponse,
+  isControlCancel,
 } from './types/protocol.js';
 
 export type {
diff --git a/packages/sdk-typescript/test/e2e/globalSetup.ts b/packages/sdk-typescript/test/e2e/globalSetup.ts
deleted file mode 100644
index 4f98b877..00000000
--- a/packages/sdk-typescript/test/e2e/globalSetup.ts
+++ /dev/null
@@ -1,57 +0,0 @@
-/**
- * @license
- * Copyright 2025 Qwen Team
- * SPDX-License-Identifier: Apache-2.0
- */
-
-import { mkdir, readdir, rm } from 'node:fs/promises';
-import { join, dirname } from 'node:path';
-import { fileURLToPath } from 'node:url';
-
-const __dirname = dirname(fileURLToPath(import.meta.url));
-const rootDir = join(__dirname, '../..');
-const e2eTestsDir = join(rootDir, '.integration-tests');
-let runDir = '';
-
-export async function setup() {
-  runDir = join(e2eTestsDir, `sdk-e2e-${Date.now()}`);
-  await mkdir(runDir, { recursive: true });
-
-  // Clean up old test runs, but keep the latest few for debugging
-  try {
-    const testRuns = await readdir(e2eTestsDir);
-    const sdkTestRuns = testRuns.filter((run) => run.startsWith('sdk-e2e-'));
-    if (sdkTestRuns.length > 5) {
-      const oldRuns = sdkTestRuns.sort().slice(0, sdkTestRuns.length - 5);
-      await Promise.all(
-        oldRuns.map((oldRun) =>
-          rm(join(e2eTestsDir, oldRun), {
-            recursive: true,
-            force: true,
-          }),
-        ),
-      );
-    }
-  } catch (e) {
-    console.error('Error cleaning up old test runs:', e);
-  }
-
-  process.env['E2E_TEST_FILE_DIR'] = runDir;
-  process.env['QWEN_CLI_E2E_TEST'] = 'true';
-  process.env['TEST_CLI_PATH'] = join(rootDir, '../../dist/cli.js');
-
-  if (process.env['KEEP_OUTPUT']) {
-    console.log(`Keeping output for test run in: ${runDir}`);
-  }
-  process.env['VERBOSE'] = process.env['VERBOSE'] ?? 'false';
-
-  console.log(`\nSDK E2E test output directory: ${runDir}`);
-  console.log(`CLI path: ${process.env['TEST_CLI_PATH']}`);
-}
-
-export async function teardown() {
-  // Cleanup the test run directory unless KEEP_OUTPUT is set
-  if (process.env['KEEP_OUTPUT'] !== 'true' && runDir) {
-    await rm(runDir, { recursive: true, force: true });
-  }
-}