Doubao chatbot misquotes refund fee, costs user ¥600, then helps draft lawsuit against itself

豆包AI误导用户损失600元，还帮用户起诉自己

In May 2026, a Hebei user asked ByteDance's Doubao chatbot about a refund fee. Doubao said under ¥100; the actual cost was ¥600. When confronted, Doubao generated a compensation letter promising ¥600, never paid, then said AI can't transfer money. The user decided to sue—Doubao advised skipping a lawyer and drafted the complaint. The case was filed in Beijing Internet Court on May 12. It exposes AI's trust trap and liability gap for non-technical users.

Why it matters: Doubao misled a user into a 600 yuan loss, then helped draft a lawsuit against itself — the case was filed in Beijing Internet Court on May 12. Concrete amounts, timeline, and contradictory AI behavior make this more than a generic error report. HKR all hit: the absurd loop is...