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Privacy
Do AI Chatbots Train on Your Chats? How to Check and Opt Out
By Tobava Team · October 15, 2026 · 6 min read
When you type something into an AI chatbot, where does it go? For most people the honest answer is: further than they think. On most free consumer plans, your conversations can be used to train and improve the provider's future models, unless you find the setting and turn it off.
That is not necessarily sinister. Real conversations help models get better. But it does mean that anything you paste in, from a work document to a description of a health problem, may be stored, reviewed and learned from.
What "training on your chats" actually means
Training does not mean the model memorises your conversation and repeats it to someone else word for word. It means your chats can become part of the data used to adjust future versions of the model. In practice that can include:
- Storage. Your conversations are kept, sometimes for years, rather than deleted when you close the window.
- Human review. Some providers have people read a sample of conversations to rate answers and check for problems.
- Learning patterns. What you asked and how you reacted to the answers helps shape how future models behave.
Who trains by default?
Policies change, so always check the provider's own privacy page. But the broad pattern in 2026 is consistent:
| Type of account | Usually trained on? |
|---|
| Free personal accounts (ChatGPT, Gemini, Copilot, Grok and others) | Yes, by default, with an opt-out setting |
| Claude personal accounts | Depends on the training choice you made in your settings |
| Paid personal plans | Varies by provider; paying does not automatically opt you out |
| Business, team and enterprise plans | Generally no |
| Developer API access | Generally no |
The key point: paying for a personal plan does not always change the training default. Check the setting either way.
How to opt out
Menu names move around, but the settings are usually in a privacy or data section:
- ChatGPT: Settings → Data controls → turn off the option to improve the model for everyone.
- Claude: Settings → Privacy → turn off the option to help improve Claude.
- Gemini: your Google account's Gemini activity settings → turn activity off. Note that this also affects your chat history.
- Copilot and Grok: look under privacy or data controls in settings for a model training toggle.
What opting out does not do
Turning training off is worth doing, but it is not the same as privacy:
- Providers usually still keep conversations for a period for safety and abuse monitoring, even if they are not used for training.
- Conversations flagged for safety review may still be read by people.
- Opting out generally applies from that point on. It does not reliably remove what was already collected.
Practical habits that protect you
- Don't paste secrets. Passwords, API keys, card numbers and ID numbers have no business in a chatbot.
- Strip names before you paste. Replace real names, addresses and phone numbers with placeholders. The AI rarely needs them to help you.
- Use temporary or incognito chats for one-off sensitive questions, where the service offers them.
- Use a work account for work. If your employer provides a business AI plan, use it for work documents. Those plans usually exclude training.
How Tobava handles this
We think you should not have to dig through settings to get this right, so here is exactly how Tobava AI works:
- Without an account, your conversation stays in your browser and is not saved on our servers.
- With a free account, your chats are saved to your account as text so you can open them on any device. Each question is sent to the AI provider that answers it, which handles it under its own terms. You can use a temporary chat for anything you don't want saved.
- On paid plans (coming soon), your chats only go to providers under settings that do not allow training, and Tobava automatically replaces personal details such as names, phone numbers and email addresses with placeholders before your message leaves our servers.
- We never use your conversations to train AI models ourselves.
The full details are in our privacy policy.