diff --git a/include/ghostty.h b/include/ghostty.h
index bcaba1eac..98bd292da 100644
--- a/include/ghostty.h
+++ b/include/ghostty.h
@@ -230,13 +230,6 @@ typedef enum {
     GHOSTTY_KEY_RIGHT_SUPER,
 } ghostty_input_key_e;
 
-typedef enum {
-    GHOSTTY_BINDING_COPY_TO_CLIPBOARD,
-    GHOSTTY_BINDING_PASTE_FROM_CLIPBOARD,
-    GHOSTTY_BINDING_NEW_TAB,
-    GHOSTTY_BINDING_NEW_WINDOW,
-} ghostty_binding_action_e;
-
 // Fully defined types. This MUST be kept in sync with equivalent Zig
 // structs. To find the Zig struct, grep for this type name. The documentation
 // for all of these types is available in the Zig source.
@@ -315,7 +308,7 @@ void ghostty_surface_ime_point(ghostty_surface_t, double *, double *);
 void ghostty_surface_request_close(ghostty_surface_t);
 void ghostty_surface_split(ghostty_surface_t, ghostty_split_direction_e);
 void ghostty_surface_split_focus(ghostty_surface_t, ghostty_split_focus_direction_e);
-void ghostty_surface_binding_action(ghostty_surface_t, ghostty_binding_action_e, void *);
+bool ghostty_surface_binding_action(ghostty_surface_t, const char *, uintptr_t);
 
 // APIs I'd like to get rid of eventually but are still needed for now.
 // Don't use these unless you know what you're doing.
diff --git a/macos/Sources/Ghostty/AppState.swift b/macos/Sources/Ghostty/AppState.swift
index 7643b7d0d..ff8bdf0e9 100644
--- a/macos/Sources/Ghostty/AppState.swift
+++ b/macos/Sources/Ghostty/AppState.swift
@@ -140,11 +140,17 @@ extension Ghostty {
         }
         
         func newTab(surface: ghostty_surface_t) {
-            ghostty_surface_binding_action(surface, GHOSTTY_BINDING_NEW_TAB, nil)
+            let action = "new_tab"
+            if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
+                AppDelegate.logger.warning("action failed action=\(action)")
+            }
         }
         
         func newWindow(surface: ghostty_surface_t) {
-            ghostty_surface_binding_action(surface, GHOSTTY_BINDING_NEW_WINDOW, nil)
+            let action = "new_window"
+            if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
+                AppDelegate.logger.warning("action failed action=\(action)")
+            }
         }
         
         func split(surface: ghostty_surface_t, direction: ghostty_split_direction_e) {
diff --git a/macos/Sources/Ghostty/SurfaceView.swift b/macos/Sources/Ghostty/SurfaceView.swift
index 11f809fc9..60d653bd5 100644
--- a/macos/Sources/Ghostty/SurfaceView.swift
+++ b/macos/Sources/Ghostty/SurfaceView.swift
@@ -375,17 +375,26 @@ extension Ghostty {
         
         @IBAction func copy(_ sender: Any?) {
             guard let surface = self.surface else { return }
-            ghostty_surface_binding_action(surface, GHOSTTY_BINDING_COPY_TO_CLIPBOARD, nil)
+            let action = "copy_to_clipboard"
+            if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
+                AppDelegate.logger.warning("action failed action=\(action)")
+            }
         }
         
         @IBAction func paste(_ sender: Any?) {
             guard let surface = self.surface else { return }
-            ghostty_surface_binding_action(surface, GHOSTTY_BINDING_PASTE_FROM_CLIPBOARD, nil)
+            let action = "paste_from_clipboard"
+            if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
+                AppDelegate.logger.warning("action failed action=\(action)")
+            }
         }
         
         @IBAction func pasteAsPlainText(_ sender: Any?) {
             guard let surface = self.surface else { return }
-            ghostty_surface_binding_action(surface, GHOSTTY_BINDING_PASTE_FROM_CLIPBOARD, nil)
+            let action = "paste_from_clipboard"
+            if (!ghostty_surface_binding_action(surface, action, UInt(action.count))) {
+                AppDelegate.logger.warning("action failed action=\(action)")
+            }
         }
         
         // MARK: NSTextInputClient
diff --git a/src/apprt/embedded.zig b/src/apprt/embedded.zig
index dd3443ed7..03b6409cf 100644
--- a/src/apprt/embedded.zig
+++ b/src/apprt/embedded.zig
@@ -882,22 +882,21 @@ pub const CAPI = struct {
     /// Invoke an action on the surface.
     export fn ghostty_surface_binding_action(
         ptr: *Surface,
-        key: input.Binding.Key,
-        unused: *anyopaque,
-    ) void {
-        // For future arguments
-        _ = unused;
-
-        const action: input.Binding.Action = switch (key) {
-            .copy_to_clipboard => .{ .copy_to_clipboard = {} },
-            .paste_from_clipboard => .{ .paste_from_clipboard = {} },
-            .new_tab => .{ .new_tab = {} },
-            .new_window => .{ .new_window = {} },
+        action_ptr: [*]const u8,
+        action_len: usize,
+    ) bool {
+        const action_str = action_ptr[0..action_len];
+        const action = input.Binding.Action.parse(action_str) catch |err| {
+            log.err("error parsing binding action action={s} err={}", .{ action_str, err });
+            return false;
         };
 
         ptr.core_surface.performBindingAction(action) catch |err| {
             log.err("error performing binding action action={} err={}", .{ action, err });
+            return false;
         };
+
+        return true;
     }
 
     /// Sets the window background blur on macOS to the desired value.