diff --git a/requirements-dev.txt b/requirements-dev.txt
index 7fccef82..6d224e81 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-ruff==0.15.4
+ruff==0.15.8
 pre-commit==4.5.1
 pytest==9.0.2
 pytest-asyncio==1.3.0
diff --git a/requirements-optional.txt b/requirements-optional.txt
index 754394a0..cec1d6bf 100644
--- a/requirements-optional.txt
+++ b/requirements-optional.txt
@@ -9,5 +9,5 @@
 pyautogui==0.9.54
 openpyxl==3.1.5
 python-pptx==1.0.2
-crawl4ai==0.8.0
-browser-use==0.12.0
+crawl4ai==0.8.6
+browser-use==0.12.5
diff --git a/requirements.txt b/requirements.txt
index 8c09a866..baa51f9a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 # Web Framework
-fastapi==0.134.0
-uvicorn[standard]==0.41.0
+fastapi==0.135.2
+uvicorn[standard]==0.42.0
 python-multipart==0.0.22
 
 # LangChain & LangGraph (1.x)
@@ -20,15 +20,15 @@ pgvector==0.4.2
 sqlalchemy>=2.0.25
 
 # Tools
-tavily-python==0.7.22
-e2b-code-interpreter==2.4.1
+tavily-python==0.7.23
+e2b-code-interpreter==2.6.0
 playwright>=1.47.0
-langchain-mcp-adapters==0.2.1
+langchain-mcp-adapters==0.2.2
 mcp==1.26.0
 dashscope>=1.24.6  # DashScope SDK (ASR/TTS)
 
 # Utilities
-python-dotenv==1.2.1
+python-dotenv==1.2.2
 pydantic==2.12.5
 pydantic-settings==2.13.1
 httpx==0.28.1