Most private AI chatbots

AI chatbots and assistants ranked by how well they protect what you type: training opt-outs, data deletion, GDPR rights and security audits.

Updated October 17, 2026 · scores come from each vendor’s public policies

1. 1 ChatGPTOpenAI’s general-purpose AI assistant Trains on your dataNo (by default)GDPR / DPAYesSOC 2 / ISO 27001Yes 98
2. 2 ClaudeAnthropic’s assistant for writing, analysis and code Trains on your dataNo (by default)GDPR / DPAYesSOC 2 / ISO 27001Yes 98
3. 3 GeminiGoogle’s AI assistant connected to your Google apps Trains on your dataNo (by default)GDPR / DPAYesSOC 2 / ISO 27001Yes 98
4. 4 Microsoft CopilotMicrosoft’s everyday AI companion Trains on your dataNo (by default)GDPR / DPAYesSOC 2 / ISO 27001Yes 98
5. 5 Le Chat by MistralMistral AI’s fast, privacy-minded assistant Trains on your dataNo (by default)GDPR / DPAYesSOC 2 / ISO 27001Yes 93
6. 6 PerplexityAnswer engine with cited sources Trains on your dataNo (by default)GDPR / DPAYesSOC 2 / ISO 27001Yes 80
7. 7 YCYou.comAI search and research agents Trains on your dataNo (by default)GDPR / DPAYesSOC 2 / ISO 27001Yes 78
8. 8 PoeOne app for many AI models Trains on your dataDepends on planGDPR / DPAYesSOC 2 / ISO 27001No 62
9. 9 GrokxAI’s assistant with real-time answers Trains on your dataDepends on planGDPR / DPAYesSOC 2 / ISO 27001In progress 61
10. 10 Meta AIMeta’s assistant in WhatsApp, Instagram and the web Trains on your dataYesGDPR / DPAYesSOC 2 / ISO 27001In progress 72
11. 11 DeepSeekFree chat with DeepSeek’s reasoning models Trains on your dataYesGDPR / DPANoSOC 2 / ISO 27001No 38

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Rankings summarise public information and aren’t legal advice or an audit. How SafeScore works.