The free tier is often the riskiest one.
This surprises people: on most consumer AI tools, the free and personal-paid plans are the ones most likely to use your conversations for training — not the free plan being "safer" because you're not paying. Business and enterprise tiers almost universally exclude your data from training by default. Here's how the major tools currently compare.
| Tool | Personal / Free Plan | Business Plan |
|---|---|---|
| ChatGPT | Trains by default Must manually opt out in Data Controls |
Excluded by default Business, Enterprise, Edu, and API |
| Claude | Trains by default Free, Pro, Max — opt out in Privacy settings |
Excluded by default Claude for Work, API, Bedrock, Vertex |
| Gemini | Broader data use Can merge with wider Google activity |
Excluded by default Gemini for Google Workspace — stays in your domain |
The takeaway: if anyone on your team is using a personal ChatGPT, Claude, or Gemini account for work — even just to draft an email or summarize a document — there's a real chance that content is being used to train the next model. That includes anything pasted in: client names, financial figures, contract language, HR issues.
If you're on a personal plan, do this today.
These links go straight to each provider's official instructions — settings and menu names shift over time, so these will always be more current than a screenshot.
Why business plans are worth it for growing teams.
Beyond the training question, business-tier plans give you controls that matter as soon as more than one or two people are using AI at work.
Personal / Individual Plans
- No visibility into what employees are pasting into AI tools
- No central billing or user management
- Data may be used for training by default
- Access doesn't get revoked automatically when someone leaves
Team / Business Plans
- No training on your data, by default
- Centralized admin console — add, remove, and manage users
- SSO support (varies by provider and tier)
- One invoice, one place to manage spend
- Access is removed the moment someone offboards
Anthropic's Claude Team plan starts around $25/user/month — often cheaper than the personal Pro tier once you account for the privacy and admin controls you gain. Most providers price similarly. For a business handling client data, the math almost always favors the team plan.