local function setPlayerSpeed(speed)
         local character = game.Players.LocalPlayer.Character
         if character then
             local humanoid = character:FindFirstChildOfClass("Humanoid")
             if humanoid then
                 humanoid.WalkSpeed = speed
             end
         end
     end

     -- Create a ScreenGui for the speed input
     local screenGui = Instance.new("ScreenGui")
     screenGui.Name = "SpeedInputGui"
     screenGui.Parent = game.Players.LocalPlayer.PlayerGui

     -- Create a TextBox for input
     local textBox = Instance.new("TextBox")
     textBox.Name = "SpeedInput"
     textBox.PlaceholderText = "Enter speed..."
     textBox.Size = UDim2.new(0, 200, 0, 30)
     textBox.Position = UDim2.new(0.5, -100, 0.5, -15)
     textBox.AnchorPoint = Vector2.new(0.5, 0.5)
     textBox.BackgroundTransparency = 0.5  -- Set background transparency to make it semi-transparent
     textBox.BackgroundColor3 = Color3.new(1, 1, 1)  -- Set background color to white
     textBox.BorderSizePixel = 0  -- Remove border
     textBox.TextColor3 = Color3.new(0, 0, 0)  -- Set text color to black
     textBox.Font = Enum.Font.SourceSans
     textBox.TextSize = 14
     textBox.Parent = screenGui

     -- Apply rounded corners to the TextBox
     local corner = Instance.new("UICorner")
     corner.CornerRadius = UDim.new(0, 5)  -- Set corner radius to 5 pixels
     corner.Parent = textBox

     -- Function to handle input changes
     textBox.FocusLost:Connect(function(enterPressed)
         if enterPressed then
             local inputText = textBox.Text
             local speed = tonumber(inputText)
             if speed then
                 setPlayerSpeed(speed)
             else
                 textBox.Text = "Invalid input"
                 wait(2)
                 textBox.Text = ""
             end
         end
     end)

     -- Function to toggle GUI visibility
     local guiVisible = true
     local function toggleGuiVisibility()
         guiVisible = not guiVisible
         screenGui.Enabled = guiVisible
     end

     -- Toggle GUI visibility when T key is pressed
     game:GetService("UserInputService").InputBegan:Connect(function(input)
         if input.KeyCode == Enum.KeyCode.T then
             toggleGuiVisibility()
         end
     end)