AI chat assistants that don’t train on your data (2026)
Which general-purpose AI chatbots and answer engines train on your conversations by default, which let you opt out, and which never do on paid tiers?
0 of 11 don't train by default · 7 depend on your plan · 4 train by default · last verified 2026-06-01 · how we verify
| # | Tool | Trains on your data? | Opt-out | Zero-retention / DPA | Plan-tier nuance | Verified |
|---|---|---|---|---|---|---|
| 1 | ChatGPTOpenAI | Depends on your plan | Opt-out | ZDR / DPA on enterprise | Trains on Free / Plus / Pro (consumer); not on Team / Enterprise / Edu, API platform. | 2026-05-31 |
| 2 | ClaudeAnthropic | Depends on your plan | Opt-out | ZDR / DPA on enterprise | Trains on Free / Pro / Max (consumer); not on Claude for Work / Team / Enterprise / Gov / Edu, API (Anthropic-hosted). | 2026-05-31 |
| 3 | Google GeminiGoogle | Depends on your plan | Opt-out | ZDR / DPA on enterprise | Trains on Consumer (personal Google account); not on Workspace with Gemini / Enterprise / Education. | 2026-05-31 |
| 4 | Microsoft CopilotMicrosoft | Depends on your plan | Opt-out | ZDR / DPA on enterprise | Trains on Consumer Copilot (personal Microsoft account); not on Work / School (Entra ID) & Microsoft 365 Copilot. | 2026-06-01 |
| 5 | Mistral Le ChatMistral AI | Depends on your plan | Opt-out | ZDR / DPA on enterprise | Trains on Le Chat Free / Pro / Student; not on Le Chat Team / Enterprise, API (La Plateforme). | 2026-06-01 |
| 6 | Perplexity AIPerplexity | Depends on your plan | Opt-out | ZDR / DPA on enterprise | Trains on Free / Pro / Max (consumer); not on Enterprise Pro, Sonar API. | 2026-06-01 |
| 7 | PoeQuora | Depends on your plan | N/A — no training | No zero-retention option | Trains on Third-party developer bots & apps; not on Official bots & prompt bots (OpenAI/Anthropic/Google/Meta). | 2026-06-01 |
| 8 | Character.AICharacter.AI | Trains by default | Opt-out | No zero-retention option | Trains on every tier (Consumer (Free / c.ai+)). | 2026-06-01 |
| 9 | DeepSeekDeepSeek | Trains by default | Opt-out | No zero-retention option | Trains on every tier (DeepSeek consumer app / web). | 2026-06-01 |
| 10 | GrokxAI | Trains by default | Opt-out | No zero-retention option | Trains on Grok conversations (all consumer users), Public X posts (logged-in X users, non-EU); not on EU public posts. | 2026-06-01 |
| 11 | Meta AIMeta | Trains by default | Opt-out | No zero-retention option | Trains on every tier (EU / UK / Brazil (regions with objection rights), US / other regions (no formal opt-out)). | 2026-06-01 |
Ranked by privacy posture — tools that never train on your data first. Tap any tool for the per-tier breakdown, opt-out steps and dated sources.
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These verdicts are cited public information, not legal or compliance advice. Whether a tool trains on your data — and any zero-retention or DPA option — can depend on your plan, region and contract. Confirm current terms with each vendor before sending confidential or proprietary data.