diff --git a/src/renderer/vaxis/renderer.zig b/src/renderer/vaxis/renderer.zig
index 80bccb3..2d93a99 100644
--- a/src/renderer/vaxis/renderer.zig
+++ b/src/renderer/vaxis/renderer.zig
@@ -146,7 +146,12 @@ pub fn leave_alternate_screen(self: *Self) void {
     self.vx.exitAltScreen() catch {};
 }
 
-pub fn process_input_event(self: *Self, input_: []const u8, text: ?[]const u8) !void {
+pub fn process_renderer_event(self: *Self, msg: []const u8) !void {
+    var input_: []const u8 = undefined;
+    var text_: []const u8 = undefined;
+    if (!try cbor.match(msg, .{ "RDR", cbor.extract(&input_), cbor.extract(&text_) }))
+        return error.InvalidRendererEvent;
+    const text = if (text_.len > 0) text_ else null;
     const event = std.mem.bytesAsValue(vaxis.Event, input_);
     switch (event.*) {
         .key_press => |key__| {
@@ -493,7 +498,7 @@ const Loop = struct {
             },
             else => {},
         }
-        self.pid.send(.{ "VXS", std.mem.asBytes(&event), text }) catch @panic("send VXS event failed");
+        self.pid.send(.{ "RDR", std.mem.asBytes(&event), text }) catch @panic("send RDR event failed");
         if (free_text)
             self.vaxis.opts.system_clipboard_allocator.?.free(text);
     }
diff --git a/src/renderer/win32/renderer.zig b/src/renderer/win32/renderer.zig
index 5af72d7..5e73b3d 100644
--- a/src/renderer/win32/renderer.zig
+++ b/src/renderer/win32/renderer.zig
@@ -149,7 +149,7 @@ pub fn leave_alternate_screen(self: *Self) void {
     _ = self;
     @panic("todo");
 }
-pub fn process_gui_event(self: *Self, m: thespian.message) !void {
+pub fn process_renderer_event(self: *Self, m: thespian.message) !void {
     const Input = struct {
         kind: u8,
         codepoint: u21,
@@ -356,8 +356,3 @@ pub fn cursor_disable(self: *Self) void {
     _ = self;
     //@panic("todo");
 }
-pub fn ucs32_to_utf8(ucs32: []const u32, utf8: []u8) !usize {
-    _ = ucs32;
-    _ = utf8;
-    @panic("todo");
-}
diff --git a/src/tui/tui.zig b/src/tui/tui.zig
index cb12d92..a844153 100644
--- a/src/tui/tui.zig
+++ b/src/tui/tui.zig
@@ -248,23 +248,14 @@ fn receive(self: *Self, from: tp.pid_ref, m: tp.message) tp.result {
 }
 
 fn receive_safe(self: *Self, from: tp.pid_ref, m: tp.message) !void {
-    var input: []const u8 = undefined;
-    var text: []const u8 = undefined;
-    if (try m.match(.{ "VXS", tp.extract(&input), tp.extract(&text) })) {
-        try self.rdr.process_input_event(input, if (text.len > 0) text else null);
+    if (try m.match(.{ "RDR", tp.more })) {
+        try self.rdr.process_renderer_event(m.buf);
         try self.dispatch_flush_input_event();
         if (self.unrendered_input_events_count > 0 and !self.frame_clock_running)
             need_render();
         return;
     }
 
-    if (build_options.gui) {
-        if (try m.match(.{ "GUI", tp.more })) {
-            try self.rdr.process_gui_event(m);
-            return;
-        }
-    }
-
     if (self.message_filters.filter(from, m) catch |e| return self.logger.err("filter", e))
         return;
 
@@ -313,6 +304,7 @@ fn receive_safe(self: *Self, from: tp.pid_ref, m: tp.message) !void {
         return;
     }
 
+    var text: []const u8 = undefined;
     if (try m.match(.{ "system_clipboard", tp.extract(&text) })) {
         try self.dispatch_flush_input_event();
         return if (command.get_id("mini_mode_paste")) |id|