Why AI assistants invent Roblox APIs, and how a project knowledge vault helps

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Chatbots like Claude and ChatGPT often generate Luau code with nonexistent APIs or outdated patterns when asked to write Roblox Studio scripts. The article attributes this less to poor coding ability than to the chat format itself, which lacks persistent project memory and doesn't flag uncertainty. Because Roblox differs from generic Lua and its documentation changes, models trained on mixed sources fill gaps with confident guesses. The author proposes a project knowledge vault with three layers: rules, verified knowledge, and accumulated project memory. Used consistently, this structure is presented as a way to stop repeated errors and hallucinated code.

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