plotly · emilykl · Jul 22, 2026 · Jul 22, 2026 · Jul 16, 2026 · Jul 22, 2026
diff --git a/codegen/resources/plot-schema.json b/codegen/resources/plot-schema.json
diff --git a/js/lib/mimeExtension.js b/js/lib/mimeExtension.js
diff --git a/js/package-lock.json b/js/package-lock.json
diff --git a/js/package.json b/js/package.json
@@ -19,7 +19,7 @@
   },
   "dependencies": {
     "lodash-es": "^4.17.21",
-    "plotly.js": "3.6.0",
+    "plotly.js": "4.0.0-rc.0",
     "@lumino/widgets": "~2.4.0"
   },
   "devDependencies": {

diff --git a/plotly/_subplots.py b/plotly/_subplots.py
@@ -8,7 +8,7 @@
 # little differently.
 import collections
 
-_single_subplot_types = {"scene", "geo", "polar", "ternary", "map", "mapbox"}
+_single_subplot_types = {"scene", "geo", "polar", "ternary", "map"}
 _subplot_types = set.union(_single_subplot_types, {"xy", "domain"})
 
 # For most subplot types, a trace is associated with a particular subplot
@@ -20,7 +20,7 @@
 # the trace property is just named `subplot`.  For example setting
 # the `scatterpolar.subplot` property to `polar3` associates the scatterpolar
 # trace with the third polar subplot in the figure
-_subplot_prop_named_subplot = {"polar", "ternary", "map", "mapbox"}
+_subplot_prop_named_subplot = {"polar", "ternary", "map"}
 
 
 # Named tuple to hold an xaxis/yaxis pair that represent a single subplot
@@ -152,7 +152,6 @@ def make_subplots(
                 - 'polar': Polar subplot for scatterpolar, barpolar, etc.
                 - 'ternary': Ternary subplot for scatterternary
                 - 'map': Map subplot for scattermap, choroplethmap and densitymap
-                - 'mapbox': Mapbox subplot for scattermapbox, choroplethmapbox and densitymapbox
                 - 'domain': Subplot type for traces that are individually
                             positioned. pie, parcoords, parcats, etc.
                 - trace type: A trace type which will be used to determine

diff --git a/plotly/basedatatypes.py b/plotly/basedatatypes.py
@@ -2427,7 +2427,7 @@ def get_subplot(self, row, col, secondary_y=False):
             * plotly.graph_objs.layout.Scene: if subplot type is 'scene'
             * plotly.graph_objs.layout.Polar: if subplot type is 'polar'
             * plotly.graph_objs.layout.Ternary: if subplot type is 'ternary'
-            * plotly.graph_objs.layout.Mapbox: if subplot type is 'ternary'
+            * plotly.graph_objs.layout.Map: if subplot type is 'map'
             * SubplotDomain namedtuple with `x` and `y` fields:
               if subplot type is 'domain'.
                 - x: length 2 list of the subplot start and stop width

diff --git a/plotly/express/__init__.py b/plotly/express/__init__.py
@@ -31,14 +31,12 @@
     scatter_polar,
     scatter_ternary,
     scatter_map,
-    scatter_mapbox,
     scatter_geo,
     line,
     line_3d,
     line_polar,
     line_ternary,
     line_map,
-    line_mapbox,
     line_geo,
     area,
     bar,
@@ -62,14 +60,11 @@
     funnel,
     funnel_area,
     choropleth_map,
-    choropleth_mapbox,
     density_map,
-    density_mapbox,
 )
 
 
 from ._core import (  # noqa: F401
-    set_mapbox_access_token,
     defaults,
     get_trendline_results,
     NO_COLOR,
@@ -85,19 +80,16 @@
     "scatter_polar",
     "scatter_ternary",
     "scatter_map",
-    "scatter_mapbox",
     "scatter_geo",
     "scatter_matrix",
     "density_contour",
     "density_heatmap",
     "density_map",
-    "density_mapbox",
     "line",
     "line_3d",
     "line_polar",
     "line_ternary",
     "line_map",
-    "line_mapbox",
     "line_geo",
     "parallel_coordinates",
     "parallel_categories",
@@ -112,7 +104,6 @@
     "ecdf",
     "choropleth",
     "choropleth_map",
-    "choropleth_mapbox",
     "pie",
     "sunburst",
     "treemap",
@@ -123,7 +114,6 @@
     "data",
     "colors",
     "trendline_functions",
-    "set_mapbox_access_token",
     "get_trendline_results",
     "IdentityMap",
     "Constant",

diff --git a/plotly/express/_chart_types.py b/plotly/express/_chart_types.py
@@ -1406,193 +1406,6 @@ def line_map(
 line_map.__doc__ = make_docstring(line_map)
 
 
-def scatter_mapbox(
-    data_frame=None,
-    lat=None,
-    lon=None,
-    color=None,
-    text=None,
-    hover_name=None,
-    hover_data=None,
-    custom_data=None,
-    size=None,
-    animation_frame=None,
-    animation_group=None,
-    category_orders=None,
-    labels=None,
-    color_discrete_sequence=None,
-    color_discrete_map=None,
-    color_continuous_scale=None,
-    range_color=None,
-    color_continuous_midpoint=None,
-    opacity=None,
-    size_max=None,
-    zoom=8,
-    center=None,
-    mapbox_style=None,
-    title=None,
-    subtitle=None,
-    template=None,
-    width=None,
-    height=None,
-) -> go.Figure:
-    """
-    *scatter_mapbox* is deprecated! Use *scatter_map* instead.
-    Learn more at: https://plotly.com/python/mapbox-to-maplibre/
-    In a Mapbox scatter plot, each row of `data_frame` is represented by a
-    symbol mark on a Mapbox map.
-    """
-    warn(
-        "*scatter_mapbox* is deprecated!"
-        + " Use *scatter_map* instead."
-        + " Learn more at: https://plotly.com/python/mapbox-to-maplibre/",
-        stacklevel=2,
-        category=DeprecationWarning,
-    )
-    return make_figure(args=locals(), constructor=go.Scattermapbox)
-
-
-scatter_mapbox.__doc__ = make_docstring(scatter_mapbox)
-
-
-def choropleth_mapbox(
-    data_frame=None,
-    geojson=None,
-    featureidkey=None,
-    locations=None,
-    color=None,
-    hover_name=None,
-    hover_data=None,
-    custom_data=None,
-    animation_frame=None,
-    animation_group=None,
-    category_orders=None,
-    labels=None,
-    color_discrete_sequence=None,
-    color_discrete_map=None,
-    color_continuous_scale=None,
-    range_color=None,
-    color_continuous_midpoint=None,
-    opacity=None,
-    zoom=8,
-    center=None,
-    mapbox_style=None,
-    title=None,
-    subtitle=None,
-    template=None,
-    width=None,
-    height=None,
-) -> go.Figure:
-    """
-    *choropleth_mapbox* is deprecated! Use *choropleth_map* instead.
-    Learn more at: https://plotly.com/python/mapbox-to-maplibre/
-    In a Mapbox choropleth map, each row of `data_frame` is represented by a
-    colored region on a Mapbox map.
-    """
-    warn(
-        "*choropleth_mapbox* is deprecated!"
-        + " Use *choropleth_map* instead."
-        + " Learn more at: https://plotly.com/python/mapbox-to-maplibre/",
-        stacklevel=2,
-        category=DeprecationWarning,
-    )
-    return make_figure(args=locals(), constructor=go.Choroplethmapbox)
-
-
-choropleth_mapbox.__doc__ = make_docstring(choropleth_mapbox)
-
-
-def density_mapbox(
-    data_frame=None,
-    lat=None,
-    lon=None,
-    z=None,
-    hover_name=None,
-    hover_data=None,
-    custom_data=None,
-    animation_frame=None,
-    animation_group=None,
-    category_orders=None,
-    labels=None,
-    color_continuous_scale=None,
-    range_color=None,
-    color_continuous_midpoint=None,
-    opacity=None,
-    zoom=8,
-    center=None,
-    mapbox_style=None,
-    radius=None,
-    title=None,
-    subtitle=None,
-    template=None,
-    width=None,
-    height=None,
-) -> go.Figure:
-    """
-    *density_mapbox* is deprecated! Use *density_map* instead.
-    Learn more at: https://plotly.com/python/mapbox-to-maplibre/
-    In a Mapbox density map, each row of `data_frame` contributes to the intensity of
-    the color of the region around the corresponding point on the map
-    """
-    warn(
-        "*density_mapbox* is deprecated!"
-        + " Use *density_map* instead."
-        + " Learn more at: https://plotly.com/python/mapbox-to-maplibre/",
-        stacklevel=2,
-        category=DeprecationWarning,
-    )
-    return make_figure(
-        args=locals(), constructor=go.Densitymapbox, trace_patch=dict(radius=radius)
-    )
-
-
-density_mapbox.__doc__ = make_docstring(density_mapbox)
-
-
-def line_mapbox(
-    data_frame=None,
-    lat=None,
-    lon=None,
-    color=None,
-    text=None,
-    hover_name=None,
-    hover_data=None,
-    custom_data=None,
-    line_group=None,
-    animation_frame=None,
-    animation_group=None,
-    category_orders=None,
-    labels=None,
-    color_discrete_sequence=None,
-    color_discrete_map=None,
-    zoom=8,
-    center=None,
-    mapbox_style=None,
-    title=None,
-    subtitle=None,
-    template=None,
-    width=None,
-    height=None,
-) -> go.Figure:
-    """
-    *line_mapbox* is deprecated! Use *line_map* instead.
-    Learn more at: https://plotly.com/python/mapbox-to-maplibre/
-    In a Mapbox line plot, each row of `data_frame` is represented as
-    a vertex of a polyline mark on a Mapbox map.
-    """
-    warn(
-        "*line_mapbox* is deprecated!"
-        + " Use *line_map* instead."
-        + " Learn more at: https://plotly.com/python/mapbox-to-maplibre/",
-        stacklevel=2,
-        category=DeprecationWarning,
-    )
-    return make_figure(args=locals(), constructor=go.Scattermapbox)
-
-
-line_mapbox.__doc__ = make_docstring(line_mapbox)
-
-
 def scatter_matrix(
     data_frame=None,
     dimensions=None,