"add a textlabel to a frame that you can edit to show what leaderstat you want to show on the gui and also shows the amount you have and updates every frame"

-- local script (StarterGUI) 
local player = game.Players.LocalPlayer
local screenGui = Instance.new("ScreenGui", player.PlayerGui)

local background = Instance.new("Frame", screenGui)
background.BackgroundColor3 = Color3.fromRGB(0, 0, 0)

local leaderstatLabel = Instance.new("TextLabel", background)
leaderstatLabel.Text = "Leaderstat: "
leaderstatLabel.TextColor3 = Color3.fromRGB(255, 255, 255)
leaderstatLabel.BackgroundColor3 = Color3.fromRGB(0, 0, 0)

local leaderstatValueLabel = Instance.new("TextLabel", background)
leaderstatValueLabel.Text = "0"
leaderstatValueLabel.TextColor3 = Color3.fromRGB(255, 255, 255)
leaderstatValueLabel.BackgroundColor3 = Color3.fromRGB(0, 0, 0)

local leaderstat = "Coins" -- change this to the leaderstat you want to show

game:GetService("RunService").RenderStepped:Connect(function()
    if player.leaderstats[leaderstat] then
        leaderstatLabel.Text = leaderstat .. ": "
        leaderstatValueLabel.Text = tostring(player.leaderstats[leaderstat].Value)
    end
end)