diff --git a/docs/examples/v0_4_3b2_features_demo.py b/docs/examples/v0_4_3b2_features_demo.py
index 3b604c62..1032f346 100644
--- a/docs/examples/v0_4_3b2_features_demo.py
+++ b/docs/examples/v0_4_3b2_features_demo.py
@@ -333,18 +333,18 @@ async def main():
     
     # Efficiency & Speed Demos
     print("\n🚀 EFFICIENCY & SPEED DEMOS")
-    # await demo_memory_dispatcher()
-    # await demo_streaming_support()
-    # await demo_content_scraping()
+    await demo_memory_dispatcher()
+    await demo_streaming_support()
+    await demo_content_scraping()
     
     # # LLM Integration Demos
     print("\n🤖 LLM INTEGRATION DEMOS")
-    # await demo_json_schema_generation()
-    # await demo_llm_markdown()
+    await demo_json_schema_generation()
+    await demo_llm_markdown()
     
     # # Core Improvements
     print("\n🔧 CORE IMPROVEMENT DEMOS")
-    # await demo_robots_compliance()
+    await demo_robots_compliance()
     await demo_proxy_rotation()
 
 if __name__ == "__main__":
diff --git a/pyproject.toml b/pyproject.toml
index 328438e9..38e1f89f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,6 +37,7 @@ dependencies = [
     "rich>=13.9.4",
     "cssselect>=1.2.0",
     "httpx==0.27.2",
+    "fake-useragent>=2.0.3"
 ]
 classifiers = [
     "Development Status :: 4 - Beta",