diff --git a/help_docs/cdp_mode_methods.md b/help_docs/cdp_mode_methods.md
index 6256b8128f8..273e6441540 100644
--- a/help_docs/cdp_mode_methods.md
+++ b/help_docs/cdp_mode_methods.md
@@ -12,6 +12,7 @@ sb.cdp.open(url, **kwargs)  # Same as sb.cdp.get(url, **kwargs)
 sb.cdp.reload(ignore_cache=True, script_to_evaluate_on_load=None)
 sb.cdp.refresh(*args, **kwargs)
 sb.cdp.get_event_loop()
+sb.cdp.is_running()
 sb.cdp.get_rd_host()  # Returns the remote-debugging host
 sb.cdp.get_rd_port()  # Returns the remote-debugging port
 sb.cdp.get_rd_url()  # Returns the remote-debugging URL
diff --git a/mkdocs_build/requirements.txt b/mkdocs_build/requirements.txt
index 0f6b71c814d..d026cb8566a 100644
--- a/mkdocs_build/requirements.txt
+++ b/mkdocs_build/requirements.txt
@@ -3,7 +3,7 @@
 
 regex>=2026.5.9
 pymdown-extensions>=10.21.3
-pipdeptree>=2.35.2
+pipdeptree>=2.35.3
 python-dateutil>=2.8.2
 Markdown==3.10.2
 click==8.4.0
diff --git a/requirements.txt b/requirements.txt
index b32e8c85fcc..b31aab1a32d 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,6 +24,7 @@ six>=1.17.0
 parse>=1.22.0
 parse-type>=0.6.6
 colorama>=0.4.6
+psutil>=7.2.2
 pyyaml>=6.0.3
 pygments>=2.20.0
 pyreadline3>=3.5.4;platform_system=="Windows"
diff --git a/seleniumbase/__version__.py b/seleniumbase/__version__.py
index 1a42e8d286d..4c0c2d16a1f 100755
--- a/seleniumbase/__version__.py
+++ b/seleniumbase/__version__.py
@@ -1,2 +1,2 @@
 # seleniumbase package
-__version__ = "4.49.0"
+__version__ = "4.49.1"
diff --git a/seleniumbase/undetected/__init__.py b/seleniumbase/undetected/__init__.py
index 3b316a21671..71cce497ba8 100644
--- a/seleniumbase/undetected/__init__.py
+++ b/seleniumbase/undetected/__init__.py
@@ -1,6 +1,7 @@
 import logging
 import os
 import re
+import psutil
 import requests
 import subprocess
 import sys
@@ -299,6 +300,13 @@ def __init__(
                         creationflags=creationflags,
                     )
                     self.browser_pid = browser.pid
+            self._process_pid = browser.pid
+            try:
+                self._process_create_time = (
+                    psutil.Process(self._process_pid).create_time()
+                )
+            except psutil.NoSuchProcess:
+                self._process_create_time = None
             service_ = None
             log_output = subprocess.PIPE
             if patch_driver:
@@ -392,6 +400,22 @@ def _hook_remove_cdc_props(self, cdc_props):
             },
         )
 
+    def is_running(self):
+        """Check if the browser is still running."""
+        if not getattr(self, "_process_pid", None):
+            return False
+        # Not good enough: return psutil.pid_exists(self._process_pid)
+        try:
+            process = psutil.Process(self._process_pid)
+            # Check for PID recycling: Is this actually our process?
+            if hasattr(self, "_process_create_time"):
+                if process.create_time() != self._process_create_time:
+                    return False  # The PID was reused by a different process!
+            # If the process is a zombie, assume the browser isn't running
+            return process.status() != psutil.STATUS_ZOMBIE
+        except psutil.NoSuchProcess:
+            return False
+
     def remove_cdc_props_as_needed(self):
         cdc_props = self._get_cdc_props()
         if len(cdc_props) > 0:
diff --git a/seleniumbase/undetected/cdp_driver/browser.py b/seleniumbase/undetected/cdp_driver/browser.py
index 6d28096b132..2f25edb65be 100644
--- a/seleniumbase/undetected/cdp_driver/browser.py
+++ b/seleniumbase/undetected/cdp_driver/browser.py
@@ -9,6 +9,7 @@
 import os
 import pathlib
 import pickle
+import psutil
 import re
 import shutil
 import time
@@ -263,6 +264,22 @@ async def _handle_target_update(
             )
             self.targets.remove(current_tab)
 
+    def is_running(self):
+        """Check if the browser is still running."""
+        if not getattr(self, "_process_pid", None):
+            return False
+        # Not good enough: return psutil.pid_exists(self._process_pid)
+        try:
+            process = psutil.Process(self._process_pid)
+            # Check for PID recycling: Is this actually our process?
+            if hasattr(self, "_process_create_time"):
+                if process.create_time() != self._process_create_time:
+                    return False  # The PID was reused by a different process!
+            # If the process is a zombie, assume the browser isn't running
+            return process.status() != psutil.STATUS_ZOMBIE
+        except psutil.NoSuchProcess:
+            return False
+
     def get_rd_host(self):
         return self.config.host
 
@@ -617,6 +634,12 @@ async def start(self=None) -> Browser:
             )
             await asyncio.sleep(0.05)
             self._process_pid = self._process.pid
+            try:
+                self._process_create_time = (
+                    psutil.Process(self._process_pid).create_time()
+                )
+            except psutil.NoSuchProcess:
+                self._process_create_time = None
         await asyncio.sleep(0.05)
         self._http = HTTPApi((self.config.host, self.config.port))
         await asyncio.sleep(0.05)
diff --git a/setup.py b/setup.py
index 4cdae98aa6a..f725f42615a 100755
--- a/setup.py
+++ b/setup.py
@@ -182,11 +182,12 @@
         'typing-extensions>=4.15.0',
         'sbvirtualdisplay>=1.4.0',
         'MarkupSafe>=3.0.3',
-        "Jinja2>=3.1.6",
-        "six>=1.17.0",
+        'Jinja2>=3.1.6',
+        'six>=1.17.0',
         'parse>=1.22.0',
         'parse-type>=0.6.6',
         'colorama>=0.4.6',
+        'psutil>=7.2.2',
         'pyyaml>=6.0.3',
         'pygments>=2.20.0',
         'pyreadline3>=3.5.4;platform_system=="Windows"',
@@ -303,11 +304,7 @@
         # pip install -e .[playwright]
         # (For the Playwright integration.)
         "playwright": [
-            "playwright>=1.58.0",
-        ],
-        # pip install -e .[psutil]
-        "psutil": [
-            "psutil>=7.2.2",
+            "playwright>=1.60.0",
         ],
         # pip install -e .[pyautogui]
         # (Already a required dependency on Linux now.)