diff --git a/crates/sidebar/src/sidebar.rs b/crates/sidebar/src/sidebar.rs
index 9b9a24b03f099d675cb35c440ff8b8afd98985ce..121d44a877323d2285556d05f3e36bd85ef06eb9 100644
--- a/crates/sidebar/src/sidebar.rs
+++ b/crates/sidebar/src/sidebar.rs
@@ -1484,7 +1484,7 @@ impl Sidebar {
 
                     let workspace_for_add = workspace.clone();
                     let multi_workspace_for_add = multi_workspace.clone();
-                    menu.separator().entry(
+                    let menu = menu.separator().entry(
                         "Add Folder to Project",
                         Some(Box::new(AddFolderToProject)),
                         move |window, cx| {
@@ -1497,7 +1497,37 @@ impl Sidebar {
                                 workspace.add_folder_to_project(&AddFolderToProject, window, cx);
                             });
                         },
-                    )
+                    );
+
+                    let workspace_count = multi_workspace
+                        .upgrade()
+                        .map_or(0, |mw| mw.read(cx).workspaces().len());
+                    if workspace_count > 1 {
+                        let workspace_for_move = workspace.clone();
+                        let multi_workspace_for_move = multi_workspace.clone();
+                        menu.entry(
+                            "Move to New Window",
+                            Some(Box::new(
+                                zed_actions::agents_sidebar::MoveWorkspaceToNewWindow,
+                            )),
+                            move |window, cx| {
+                                if let Some(mw) = multi_workspace_for_move.upgrade() {
+                                    mw.update(cx, |multi_workspace, cx| {
+                                        if let Some(index) = multi_workspace
+                                            .workspaces()
+                                            .iter()
+                                            .position(|w| *w == workspace_for_move)
+                                        {
+                                            multi_workspace
+                                                .move_workspace_to_new_window(index, window, cx);
+                                        }
+                                    });
+                                }
+                            },
+                        )
+                    } else {
+                        menu
+                    }
                 });
 
                 let this = this.clone();
diff --git a/crates/workspace/src/multi_workspace.rs b/crates/workspace/src/multi_workspace.rs
index 6e4b99ebbfe952d1e3faf3266b80ba5cd18aff34..c89c587dd3c40b1a947bc4696326217fec065d76 100644
--- a/crates/workspace/src/multi_workspace.rs
+++ b/crates/workspace/src/multi_workspace.rs
@@ -11,8 +11,10 @@ use project::Project;
 use settings::Settings;
 use std::future::Future;
 use std::path::PathBuf;
+use std::sync::Arc;
 use ui::prelude::*;
 use util::ResultExt;
+use zed_actions::agents_sidebar::MoveWorkspaceToNewWindow;
 
 const SIDEBAR_RESIZE_HANDLE_SIZE: Pixels = px(6.0);
 
@@ -636,9 +638,14 @@ impl MultiWorkspace {
         })
     }
 
-    pub fn remove_workspace(&mut self, index: usize, window: &mut Window, cx: &mut Context<Self>) {
+    pub fn remove_workspace(
+        &mut self,
+        index: usize,
+        window: &mut Window,
+        cx: &mut Context<Self>,
+    ) -> Option<Entity<Workspace>> {
         if self.workspaces.len() <= 1 || index >= self.workspaces.len() {
-            return;
+            return None;
         }
 
         let removed_workspace = self.workspaces.remove(index);
@@ -679,6 +686,49 @@ impl MultiWorkspace {
         ));
         cx.emit(MultiWorkspaceEvent::ActiveWorkspaceChanged);
         cx.notify();
+
+        Some(removed_workspace)
+    }
+
+    pub fn move_workspace_to_new_window(
+        &mut self,
+        index: usize,
+        window: &mut Window,
+        cx: &mut Context<Self>,
+    ) {
+        if self.workspaces.len() <= 1 || index >= self.workspaces.len() {
+            return;
+        }
+
+        let Some(workspace) = self.remove_workspace(index, window, cx) else {
+            return;
+        };
+
+        let app_state: Arc<crate::AppState> = workspace.read(cx).app_state().clone();
+
+        cx.defer(move |cx| {
+            let options = (app_state.build_window_options)(None, cx);
+
+            let Ok(window) = cx.open_window(options, |window, cx| {
+                cx.new(|cx| MultiWorkspace::new(workspace, window, cx))
+            }) else {
+                return;
+            };
+
+            let _ = window.update(cx, |_, window, _| {
+                window.activate_window();
+            });
+        });
+    }
+
+    fn move_active_workspace_to_new_window(
+        &mut self,
+        _: &MoveWorkspaceToNewWindow,
+        window: &mut Window,
+        cx: &mut Context<Self>,
+    ) {
+        let index = self.active_workspace_index;
+        self.move_workspace_to_new_window(index, window, cx);
     }
 
     pub fn open_project(
@@ -799,6 +849,7 @@ impl Render for MultiWorkspace {
                     ))
                     .on_action(cx.listener(Self::next_workspace))
                     .on_action(cx.listener(Self::previous_workspace))
+                    .on_action(cx.listener(Self::move_active_workspace_to_new_window))
                 })
                 .when(
                     self.sidebar_open() && self.multi_workspace_enabled(cx),
diff --git a/crates/zed_actions/src/lib.rs b/crates/zed_actions/src/lib.rs
index 0306854c0ad546998c122bc79aa9caf18bbace81..f64df42e050023f9f8615dc468e7c3459a4af063 100644
--- a/crates/zed_actions/src/lib.rs
+++ b/crates/zed_actions/src/lib.rs
@@ -786,6 +786,8 @@ pub mod agents_sidebar {
         [
             /// Moves focus to the sidebar's search/filter editor.
             FocusSidebarFilter,
+            /// Moves the active workspace to a new window.
+            MoveWorkspaceToNewWindow,
         ]
     );
 }