News & Guides
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Meta AI
Is Meta AI private? What happens to your chats in WhatsApp and Instagram
Your WhatsApp chats are encrypted. Your chats with Meta AI aren’t. What Meta does with them, how to delete Meta’s copy, and how to object in Europe.
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Gemini and training
Does Gemini use my chats to train AI? (and how to turn it off)
Yes, by default. Some chats are even read by people and kept for up to 3 years. Here’s how to turn it off in Gemini, step by step, and what changes when you do.
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ChatGPT memory
How to see and turn off what ChatGPT remembers about you
ChatGPT can remember things about you from one chat to the next. How to see what it knows, delete it and turn memory off, and why deleting a chat isn’t enough.
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Your employer
Can my employer see my ChatGPT chats?
On a work account: often, yes. On your own account: not through OpenAI, but a work laptop sees more than you think. What your employer can see, plan by plan.
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Your GDPR rights
Is ChatGPT GDPR compliant? What you can ask OpenAI as a European
No regulator has settled it yet. But as a European you have rights you can use today: see your data, delete it, stop the training and fix what ChatGPT says about you.
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Story
You tell an AI something personal. What happens to that conversation?
What happens to a personal chat, what you can change yourself in a minute, and a box to try.
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Story
The privacy extension that sold your AI chats
A VPN extension with a Featured badge collected the AI chats of millions and passed them to a data broker.
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Story
300 million AI chats, open to anyone
A popular AI chat app left the conversations of 25 million users readable by anyone.
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Story
Your shared AI chat can end up in Google
Hundreds of thousands of shared Grok chats, and thousands from ChatGPT, showed up in Google.
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Story
Client files in ChatGPT can cost you privilege
A UK tribunal: putting client documents into a public AI tool can waive legal privilege.
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Health
Is it safe to tell ChatGPT about your health?
Millions ask AI about symptoms and test results. What happens to what you share, what to leave out, and how to still get a good answer.
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Deleted chats
Does ChatGPT keep your deleted chats?
Usually, deleted chats are gone within 30 days. In 2025, a court made OpenAI keep them anyway. What that means, and how long other AI apps keep your chats.
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No names
How to use ChatGPT without sharing names
A good answer often needs the whole story, and the story is full of other people. How to keep their names, and yours, out of AI without getting worse answers.
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Temporary chat
ChatGPT temporary chat: what it does and doesn’t do
Temporary chat keeps a conversation out of your history, memory and training. It doesn’t make it anonymous. What it really does, and when it’s enough.
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Melo
How Melo works
Some questions you’d only ask a friend. Melo, Kamelo’s private chat, answers on your own computer, so your question isn’t sent anywhere.
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1.7.2
The extension is now called Melo
Melo is what you add to your browser, so the extension now carries its name. Also new: the notice in your chat with Meta AI in WhatsApp Web, a “Don’t show in this chat” button, and far better recognition of personal questions in German, French and Spanish.
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1.7.1
The crisis line in more languages and phrasings
Melo now recognises more of the ways people say they’re not okay, in all five languages, and always adds the crisis line under its answer. Everyday phrases like “end my subscription” no longer bring it up.
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1.7.0
Melo reads, counts and has a new face
Melo now reads the page you’re on, gets sums right, writes letters and checklists you can fill in, and has a new face with 20 expressions. All on your own computer.
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1.6.0
Melo draws, saves and listens
Melo now has a face, draws charts and formulas, saves answers as PDF or Word, and listens first when you share something personal.
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1.5.1
Private Chat is now Melo
Same private chat on your own computer, new name: Melo. And Kamelo notices more everyday personal questions, like debt, divorce and residence permits.
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1.5.0
Melo is here
Something personal? Kamelo suggests a temporary chat, or Melo, its private chat, where Chrome’s built-in AI answers on your own computer. Faster, simpler, with fewer permissions.
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1.4.0
Ask privately, and see what Kamelo does
Something personal? One click moves your question to a temporary chat on ChatGPT, Claude or Gemini, masked as usual. Kamelo now marks what it protects right in the text, gets ready for Firefox (coming soon), and keeps every website to its own part of the vault.
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1.3.3
Security update
Empty frames on a page can no longer read details you masked on another site. Found in our own review; no known abuse.
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Open source
Kamelo is open source
Every line of the extension is public on GitHub, under AGPL-3.0.
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1.3.2
Mask text, anywhere
Paste text in the popup and Kamelo masks it, for places it can't reach itself. Paste the answer back to restore it.
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1.3.1
A welcome page on kamelo.eu
After installing, a short page shows how to pin Kamelo and try it on ChatGPT, Gemini or Claude.
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1.3.0
A vault per site
Details masked on one site are only restored on that same site. Plus: this month's count and a calm notice for sensitive topics.
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Edge
Live on Microsoft Edge
Kamelo is in the Microsoft Edge Add-ons store.
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1.2.1
One address for contact
Contact and Report a problem now go to one Kamelo email address.
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1.2.0
A new name: Kamelo
A new name, a blue chameleon, and a shorter notice that shows what the AI sees.
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1.1.3
Lock your vault with Touch ID
Lock and unlock the vault from the popup, and Kamelo now works in tabs that were already open.
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1.1.2
Quieter after updates
Open tabs no longer show errors after Kamelo updates. Masking keeps working.
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1.1.1
Masking works everywhere again
A fix for a bug that stopped Kamelo from masking anything in Chrome.
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1.1.0
Kamelo remembers names
A masked name is recognised later in other forms, like a first name or lowercase, with the same placeholder.
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1.0.0
First release
Kamelo masks personal data on your device before it reaches AI, and puts the real values back in the answer.
Every change, big and small, is in the changelog.