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PromptPET: Privacy-Utility Optimized Prompt Obfuscation
PromptPET通过智能混淆保护提示词隐私，在不明显牺牲回答质量的前提下平衡安全与效用，适合处理敏感查询。
arXiv:2607.02932v1 Announce Type: cross Abstract: Privacy is an important challenge when users interact with AI chatbots, since users may share sensit…