diff --git a/impit-python/python/impit/__init__.py b/impit-python/python/impit/__init__.py
index c09bef40..dabee4d6 100644
--- a/impit-python/python/impit/__init__.py
+++ b/impit-python/python/impit/__init__.py
@@ -97,4 +97,27 @@
 ]
 
 
-Browser = Literal['chrome', 'firefox']
+Browser = Literal[
+    'chrome',
+    'chrome100',
+    'chrome101',
+    'chrome104',
+    'chrome107',
+    'chrome110',
+    'chrome116',
+    'chrome124',
+    'chrome125',
+    'chrome131',
+    'chrome136',
+    'chrome142',
+    'firefox',
+    'firefox128',
+    'firefox133',
+    'firefox135',
+    'firefox144',
+    'okhttp',
+    'okhttp3',
+    'okhttp4',
+    'okhttp5',
+    'ios18',
+]
diff --git a/impit-python/python/impit/impit.pyi b/impit-python/python/impit/impit.pyi
index 62c9b2b7..f1667a53 100644
--- a/impit-python/python/impit/impit.pyi
+++ b/impit-python/python/impit/impit.pyi
@@ -3,13 +3,13 @@ from http.cookiejar import CookieJar
 from .cookies import Cookies
 from .headers import Headers
 
-from typing import Literal, Any
+from . import Browser
+
+from typing import Any
 from collections.abc import Iterator, AsyncIterator
 from contextlib import AbstractAsyncContextManager, AbstractContextManager
 
 
-Browser = Literal['chrome', 'firefox', 'chrome125', 'chrome100', 'chrome101', 'chrome104', 'chrome107', 'chrome110', 'chrome116', 'chrome131', 'chrome136', 'chrome142', 'firefox128', 'firefox133', 'firefox135', 'firefox144', 'ios18']
-
 USE_CLIENT_DEFAULT: str
 """Sentinel that, when passed as a per-request ``timeout``, causes the client-level default timeout to be used.