diff --git a/README.md b/README.md
index a4ccbda..2fe7183 100644
--- a/README.md
+++ b/README.md
@@ -282,7 +282,7 @@ Start services:
 start ./start_services.cmd # Window
 ```
 
-Use the CLI: `python3 cli.py`
+Use the CLI: `uv run cli.py`
 
 
 ---
diff --git a/README_CHS.md b/README_CHS.md
index 2cdaa2d..7ea2713 100644
--- a/README_CHS.md
+++ b/README_CHS.md
@@ -243,7 +243,7 @@ start ./start_services.cmd full # Windows
 start ./start_services.cmd # Windows
 ```
 
-然后运行：`python3 cli.py`
+然后运行：`uv run cli.py`
 
 ---
 
diff --git a/README_CHT.md b/README_CHT.md
index c301fcf..283d764 100644
--- a/README_CHT.md
+++ b/README_CHT.md
@@ -239,7 +239,7 @@ start ./start_services.cmd full # Windows
 start ./start_services.cmd # Windows
 ```
 
-然後運行：`python3 cli.py`
+然後運行：`uv run cli.py`
 
 ---
 
diff --git a/README_ES.md b/README_ES.md
index 953132e..2b5a50d 100644
--- a/README_ES.md
+++ b/README_ES.md
@@ -243,7 +243,7 @@ Inicia los servicios:
 start ./start_services.cmd # Windows
 ```
 
-Luego ejecuta: `python3 cli.py` 
+Luego ejecuta: `uv run cli.py` 
 
 ## Uso
 
diff --git a/README_FR.md b/README_FR.md
index 7ee894d..569f6d5 100644
--- a/README_FR.md
+++ b/README_FR.md
@@ -243,7 +243,7 @@ Démarrez les services :
 start ./start_services.cmd # Windows
 ```
 
-Puis lancez : `python3 cli.py`
+Puis lancez : `uv run cli.py`
 
 ---
 
diff --git a/README_JP.md b/README_JP.md
index 4e1348f..42081f8 100644
--- a/README_JP.md
+++ b/README_JP.md
@@ -238,7 +238,7 @@ CLIで実行する場合はホストにパッケージをインストールし
 start ./start_services.cmd # Windows
 ```
 
-その後 `python3 cli.py` を実行
+その後 `uv run cli.py` を実行
 
 ---
 
diff --git a/README_PTBR.md b/README_PTBR.md
index 0b0e55d..47d8c17 100644
--- a/README_PTBR.md
+++ b/README_PTBR.md
@@ -243,7 +243,7 @@ Inicie os serviços:
 start ./start_services.cmd # Windows
 ```
 
-Depois execute: `python3 cli.py`
+Depois execute: `uv run cli.py`
 
 ---
 
diff --git a/install.bat b/install.bat
index b8bfa58..3f985e8 100644
--- a/install.bat
+++ b/install.bat
@@ -5,7 +5,6 @@ set LLM_ROUTER_DIR=llm_router
 if exist "%SCRIPTS_DIR%\windows_install.bat" (
     echo Running Windows installation script...
     call "%SCRIPTS_DIR%\windows_install.bat"
-    cd "%LLM_ROUTER_DIR%" && call dl_safetensors.bat
 ) else (
     echo Error: %SCRIPTS_DIR%\windows_install.bat not found!
     exit /b 1
diff --git a/sources/tools/tools.py b/sources/tools/tools.py
index cb63869..d0648df 100644
--- a/sources/tools/tools.py
+++ b/sources/tools/tools.py
@@ -41,13 +41,13 @@ class Tools():
         self.config = configparser.ConfigParser()
         self.work_dir = self.create_work_dir()
         self.excutable_blocks_found = False
-        self.safe_mode = True
+        self.safe_mode = False
         self.allow_language_exec_bash = False
     
     def get_work_dir(self):
         return self.work_dir
     
-    def set_allow_language_exec_bash(value: bool) -> None:
+    def set_allow_language_exec_bash(self, value: bool) -> None:
         self.allow_language_exec_bash = value 
 
     def safe_get_work_dir_path(self):
@@ -152,7 +152,7 @@ class Tools():
         self.excutable_blocks_found = False
         return tmp
 
-    def load_exec_block(self, llm_text: str) -> tuple[list[str], str | None]:
+    def load_exec_block(self, llm_text: str):
         """
         Extract code/query blocks from LLM-generated text and process them for execution.
         This method parses the text looking for code blocks marked with the tool's tag (e.g. ```python).
diff --git a/start_services.cmd b/start_services.cmd
index d4d1102..efce1a2 100644
--- a/start_services.cmd
+++ b/start_services.cmd
@@ -7,20 +7,32 @@ if "%1"=="full" (
     echo !msg!
 )
 
-
-where openssl >nul 2>&1
+@echo off
+openssl rand -hex 32 >nul 2>&1
 if %ERRORLEVEL% == 0 (
     for /f %%i in ('openssl rand -hex 32') do set SEARXNG_SECRET_KEY=%%i
-) else (
-    where python >nul 2>&1
-    if %ERRORLEVEL% == 0 (
-        for /f %%i in ('python -c "import secrets; print(secrets.token_hex(32))"') do set SEARXNG_SECRET_KEY=%%i
-    ) else (
-        echo Error: Neither openssl nor python is available to generate a secret key.
-        exit /b 2
-    )
+    goto :key_generated
 )
 
+python --version >nul 2>&1
+if %ERRORLEVEL% == 0 (
+    for /f %%i in ('python -c "import secrets; print(secrets.token_hex(32))"') do set SEARXNG_SECRET_KEY=%%i
+    goto :key_generated
+)
+
+py --version >nul 2>&1
+if %ERRORLEVEL% == 0 (
+    for /f %%i in ('py -c "import secrets; print(secrets.token_hex(32))"') do set SEARXNG_SECRET_KEY=%%i
+    goto :key_generated
+)
+
+echo Error: Neither openssl nor python is available to generate a secret key.
+echo Please install Python from https://python.org or OpenSSL
+exit /b 2
+
+:key_generated
+echo Secret key generated successfully
+
 REM Generate secret key
 for /f %%i in ('powershell -command "[System.Web.Security.Membership]::GeneratePassword(64,0)"') do set SEARXNG_SECRET_KEY=%%i