matplotlib
diff --git a/‎lib/matplotlib/axes/_base.py
Lines changed: 14 additions & 4 deletions b/‎lib/matplotlib/axes/_base.py
Lines changed: 14 additions & 4 deletions
diff --git a/‎lib/matplotlib/axes/_base.pyi
Lines changed: 3 additions & 3 deletions b/‎lib/matplotlib/axes/_base.pyi
Lines changed: 3 additions & 3 deletions
@@ -4600,7 +4600,7 @@ def _make_twin_axes(self, *args, **kwargs):
         self._twinned_axes.join(self, twin)
         return twin
 
-    def twinx(self):
+    def twinx(self, **kwargs):
         """
         Create a twin Axes sharing the xaxis.
 
@@ -4610,6 +4610,11 @@ def twinx(self):
         Axes.  To ensure that the tick marks of both y-axes align, see
         `~matplotlib.ticker.LinearLocator`.
 
+        Parameters
+        ----------
+        kwargs : dict
+            The keyword arguments passed to ``add_subplot()`` or ``add_axes()``.
+
         Returns
         -------
         Axes
@@ -4620,7 +4625,7 @@ def twinx(self):
         For those who are 'picking' artists while using twinx, pick
         events are only called for the artists in the top-most Axes.
         """
-        ax2 = self._make_twin_axes(sharex=self)
+        ax2 = self._make_twin_axes(sharex=self, axes_class=type(self), **kwargs)
         ax2.yaxis.tick_right()
         ax2.yaxis.set_label_position('right')
         ax2.yaxis.set_offset_position('right')
@@ -4631,7 +4636,7 @@ def twinx(self):
         ax2.xaxis.units = self.xaxis.units
         return ax2
 
-    def twiny(self):
+    def twiny(self, **kwargs):
         """
         Create a twin Axes sharing the yaxis.
 
@@ -4641,6 +4646,11 @@ def twiny(self):
         To ensure that the tick marks of both x-axes align, see
         `~matplotlib.ticker.LinearLocator`.
 
+        Parameters
+        ----------
+        kwargs : dict
+            The keyword arguments passed to ``add_subplot()`` or ``add_axes()``.
+
         Returns
         -------
         Axes
@@ -4651,7 +4661,7 @@ def twiny(self):
         For those who are 'picking' artists while using twiny, pick
         events are only called for the artists in the top-most Axes.
         """
-        ax2 = self._make_twin_axes(sharey=self)
+        ax2 = self._make_twin_axes(sharey=self, axes_class=type(self), **kwargs)
         ax2.xaxis.tick_top()
         ax2.xaxis.set_label_position('top')
         ax2.set_autoscaley_on(self.get_autoscaley_on())
 
@@ -4,7 +4,6 @@ import datetime
 from collections.abc import Callable, Iterable, Iterator, Sequence
 from matplotlib import cbook
 from matplotlib.artist import Artist
-from matplotlib.axes import Axes
 from matplotlib.axis import XAxis, YAxis, Tick
 from matplotlib.backend_bases import RendererBase, MouseButton, MouseEvent
 from matplotlib.cbook import CallbackRegistry
@@ -29,6 +28,7 @@ import numpy as np
 from numpy.typing import ArrayLike
 from typing import Any, Literal, TypeVar, overload
 from matplotlib.typing import ColorType
+from typing_extensions import Self
 
 _T = TypeVar("_T", bound=Artist)
 
@@ -385,8 +385,8 @@ class _AxesBase(martist.Artist):
         bbox_extra_artists: Sequence[Artist] | None = ...,
         for_layout_only: bool = ...
     ) -> Bbox | None: ...
-    def twinx(self) -> Axes: ...
-    def twiny(self) -> Axes: ...
+    def twinx(self, **kwargs) -> Self: ...
+    def twiny(self, **kwargs) -> Self: ...
     def get_shared_x_axes(self) -> cbook.GrouperView: ...
     def get_shared_y_axes(self) -> cbook.GrouperView: ...
     def label_outer(self, remove_inner_ticks: bool = ...) -> None: ...