CODE EXAMPLE FOR LUA

prompt developer product purchase roblox

local MarketplaceService = game:GetService("MarketplaceService")
local Players = game:GetService("Players")
 
local productID = 0000000  -- Change this to your developer product ID
 
local function promptPurchase()
	local player = Players.LocalPlayer
	MarketplaceService:PromptProductPurchase(player, productID)
end

promptPurchase() -- Runs the Function