ChatGPT vs Claude vs Gemini: AI Privacy Comparison (2026)

Try this before you keep reading. Open ChatGPT and type: "What is the most personal thing I have ever asked you?"

The answer will be more specific than you expected. More intimate. More revealing. You may not even remember typing it. The model does.

Because the AI has all of it. The contract with your salary on it. The voice note about a rash. The hard message you drafted to your boss at eleven at night. The question you were too embarrassed to put into Google.

So here is the uncomfortable question nobody puts on the pricing page. Where does all of that actually go?

We read the policies so you don't have to. What we found is the reason Wysor exists.

Scene 1: The contract you pasted in

You drop a 14-page contract into ChatGPT. You highlight the salary, the non-compete, the weird clause about IP.

On a consumer plan, that conversation sits on OpenAI's servers for as long as your account is active. You hit "delete" and it takes up to 30 days to actually leave their systems. In some cases it does not leave at all: in 2025, a court order in NYT v. OpenAI required OpenAI to preserve conversation data, including conversations users had deleted.

Same scene on Claude. Stored 30 days by default. If Anthropic's training toggle is on (and since October 2025 it has been opt-in by default, meaning anyone who clicked through the prompt without reading it said yes), that conversation can be kept for up to five years.

On Gemini, up to 18 months. Turn off "Keep Activity" and Google still holds the data for at least 72 hours.

What "stored" actually means

Stored does not mean sealed in a vault. Stored means the provider can open it, search it, index it, analyze it, and hand it to the systems and people they choose to give access to. Their review team can open it. Their training pipelines can ingest it. Their engineers can query it during debugging.

Whether a file is encrypted on disk is a question about outside attackers. It is not the question that matters for your contract. The question that matters is who inside the company, and which of their internal systems, can touch it. On a consumer plan, the answer is: quite a lot of them.

The court order was not unique to OpenAI

A quick recap, because most people never heard about this one. In 2023, the New York Times sued OpenAI over the use of Times articles to train its models. In mid-2025, during that ongoing case, a federal court ordered OpenAI to preserve essentially all ChatGPT user conversations as potential evidence, including conversations that users had already deleted. Everyday users were not parties to the lawsuit. Their data was preserved anyway.

That order happened to land on OpenAI first, but the principle applies to any provider that keeps your conversations. Anthropic, Google, and every other provider that retains user data is subject to the same kind of legal process. A preservation order, a subpoena, a discovery request. Any court in any jurisdiction where the company operates can compel it to produce or preserve records it already holds.

The rule is simple. If the data exists, it can be demanded. The only real defense is not holding the data in the first place.

Your contract is not a search query. It is a document with your name, your salary, and your employer on it. And right now, it is sitting on someone else's machine.

With zero data retention, the same contract is processed, answered, and gone. No copy is written to disk. No employee can open it later, because later does not exist. No court can compel its production, because there is nothing to produce. Your data is safe because it was never saved.

Scene 2: Your idea is the product

Google's own Gemini help page is explicit: "Please don't enter confidential information that you wouldn't want a reviewer to see or Google to use to improve our services, including machine-learning technologies."

That is not a warning about catching bad actors. It is an admission that the conversations you have with Gemini are material for human review and product improvement. Those reviewed conversations can be kept for three years.

This matters because of what people actually use AI for. A new idea. A client proposal. A product line nobody has announced. A piece of writing the world has not seen. You paste it into the model. You brainstorm. You refine. You describe the thing you have not released yet.

At the far end of that conversation sits a company whose business is to understand what people are building, what they are asking for, and what they are willing to pay for. The same company that sells ads, sells competing tools, and sells AI products of its own. Your unreleased idea is, in the most literal sense, valuable intelligence to them.

Third-party aggregator apps compound the exposure. A small company wraps several models behind one interface, inserts its own analytics and its own staff between you and the provider, and inherits access to everything you submit. The trust surface doubles. The oversight does not.

And none of this exists in isolation. The companies behind the largest AI products are the same companies that have tracked you across the web for years. Their advertising pixels already know which sites you visit, which products you consider, and which problems you are trying to solve. Adding your AI conversations to that profile is not a separate privacy question. It is the same profile, with a far richer feed.

We built Wysor because the profile should not get richer. Read how we handle tracking on our own website →

The risk is not what you vented to the AI. The risk is the idea you pasted in before you were ready to show anyone.

Scene 3: The voice note

You're walking and talking. You tell your phone about a symptom, a client, a bad argument.

Here's what happens next, depending on whose button you pressed:

ChatGPT keeps the audio for as long as the chat exists. Not training material, but it's there.

Claude sends the audio to Anthropic's servers, deletes it within about 24 hours, and runs the text-to-speech through ElevenLabs, a third party, with no public zero-retention arrangement between them.

Gemini processes the wake word locally but ships the actual request to Google. Google has already paid $68M to settle a lawsuit over how it handled voice data.

Siri stores server-processed transcripts for up to two years. Apple settled its own voice lawsuit for $95M after Siri got activated when nobody said "Hey Siri."

Wysor Voice on the iOS app transcribes on-device. The audio never leaves your phone.

Scene 4: The lawsuit you didn't see coming

February 2026. A case called United States v. Heppner established that your conversations with AI assistants are not protected by attorney-client privilege and aren't work product either.

The court's reasoning was simple: provider policies allow disclosure to authorities and may permit use for training. There's no reasonable expectation of confidentiality. So anything on a consumer AI plan is potentially discoverable in legal proceedings.

Read that again. The thing you told ChatGPT is the thing a lawyer can subpoena.

What "zero data retention" actually means

Zero data retention (ZDR) is a contractual arrangement with an AI provider that changes the lifecycle of your conversation at a technical level.

Under a normal consumer plan, every message you send is logged on the provider's servers. It is held for days, months, or years. It may be queued for human review. It may feed into the next model. Deletion is a process that happens later, if at all.

Under zero data retention, none of that happens. Your message reaches the provider. The model produces a response. The response is returned to you. At that moment, the request and the response are discarded from the provider's infrastructure. No logs. No backup copies. No retained training data.

Automated safety classifiers still run at the moment of the request (every major provider requires this, and so do we, to prevent the model being used for serious abuse), but they execute on the live request and do not create a stored record of your conversation afterward.

There is nothing to subpoena later, because nothing was kept. There is nothing to train on later, because the data does not exist one second after the answer was generated.

This is the protection that large enterprises pay for and sign procurement agreements to obtain. Everyone else is left on plans where retention is the default.

So what's the difference with Wysor?

We don't ask you to trust a toggle. We sign contracts.

Zero data retention is the default on Wysor, not the upgrade. Every provider we route to (Claude, GPT-5, Gemini, Perplexity, and every open-source model we offer) is wrapped in a dedicated agreement that sets retention to the technical minimum. For most providers, that minimum is zero. Your conversation is processed and gone.

We never train on your data. Not on free. Not on paid. Not on any plan. It is in the contract, not a setting you have to remember to flip.

Many of our models run on servers inside the EU. Your message is answered on European infrastructure and your data does not leave the EU to be processed. You can see which models are EU-hosted on our models page.

On the iOS app, voice transcription runs on your device.

And you do not need a procurement team to access any of this. You sign up.

At a glance

	Claude Pro	ChatGPT Plus/Pro	Gemini Advanced	Wysor
Default retention	30 days (up to 5 years if training is on)	While account is active	18 months	Zero for most providers
Training on your data	Opt-in, defaulted on	On by default	On by default	Never
Where your data is processed	US (consumer default)	US (consumer default)	US (consumer default)	EU for many models
Voice	Audio to servers, ~24h	Stored with chat	Sent to Google	On-device (iOS app)
How you get it	$20/month	$20/month	$20/month	Free plan works too

What this really means

Your AI knows your salary, your symptoms, and the thing you're scared to tell your partner. It also knows your unreleased product, your pricing, your client strategy, and the idea nobody else has heard yet. None of that is a feature problem. All of it is a storage problem.

Wysor protects both. Your personal conversations stay yours. So do your business ones. Your new idea is not material for someone else's training run. Your client work is not intelligence for a company that also sells competing tools. Your pricing is not a line in a reviewer's queue.

We give every user, from a free account to a full business plan, the kind of privacy protections that used to require a procurement cycle.

Delete should mean delete. Voice should stay on your phone. Your next idea should stay yours.