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Migrate
Export and convert your ChatGPT, Claude, Gemini, Copilot or Grok history into a clean, portable memory bundle you can take anywhere. 100% free, no signup to start. Processed from your own data — we never touch your accounts, no scraping, no passwords.
✨ Optional: once you've got your bundle, you can wake up an AI that already knows you — born pre-loaded, no cold start. But the tool above is yours, free, no strings.
Not sure? Self-Summary works for every assistant and takes about a minute.
More routes coming: guided memory-copy, screenshot capture, and a guided interview.
See how we compare to raw Claude subscriptions and other AI assistants — honestly, feature by feature.
| Feature | Pure BrainTHAT'S US | ChatGPT | Gemini | Claude | Copilot | Grok | Perplexity | Meta AI | DeepSeek |
|---|---|---|---|---|---|---|---|---|---|
| ✦The basics — everyone does these now | |||||||||
| Remembers you across sessions | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓requires Pro/Max | ✓ | ✕starts fresh |
| Learns your voice & style | ✓ | ✓ | ✓ | ✓ | ✓ | ⚠ | ⚠ | ⚠ | ✕ |
| ⚙What makes us different | |||||||||
| Set up for you — a managed, done-for-you onboarding built around your businessa managed service, not a self-serve tool you configure yourself | ✓done for you | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ |
| Imports your history from other AIs — automatically, in fullthe whole point of Migrate | ✓automated, full history | ✕ | ⚠unconfirmed | ⚠manual copy-paste, summary not full | ✕ | ✕ | ✕ | ✕ | ✕ |
| Trained on your business as a standing partnernot re-uploaded per project | ✓standing partner, not project-scoped | ⚠Custom GPTs, manual | ⚠Gems, manual | ⚠Projects, manual | ⚠Studio/M365, enterprise setup | ✕ | ⚠Spaces, scoped | ✕ | ✕ |
| Gets smarter about your business over timecompounds — never starts from zero | ✓structured, compounds | ⚠generic memory | ⚠generic memory | ⚠generic memory | ⚠generic memory | ⚠generic memory | ⚠generic memory | ⚠generic memory | ⚠generic memory |
| A coordinated team of AIs — out of the box, no developer | ✓no dev required | ⚠Codex / enterprise | ⚠CLI dev tool | ⚠Claude Code, dev | ⚠Studio, enterprise build | ✕ | ✕ | ✕ | ✕ |
| Skills sync across your AIs — each AI makes the others bettera network effect | ✓syncs across your AIs | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ |
| Acts on its own — does the work autonomously, on a schedule/cadence, not just when you ask | ✓runs real work on a cadence | ⚠scheduled tasks + agent mode | ⚠scheduled actions | ⚠agentic, dev-focused | ⚠Studio agents (enterprise) | ✕ | ✕ | ✕ | ✕ |
| One persistent, named partner that's yours | ✓ | ⚠GPTs are disposable | ⚠ | ⚠ | ⚠ | ⚠ | ⚠ | ✕ | ✕ |
| 🔒Ownership & privacy | |||||||||
| Your memory is owned — survives if you stop paying | ✓it's yours to keep | ✕tied to active sub | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ |
| Your data is yours — never fuel to train a foundation model | ✓ | ⚠ | ⚠trains on data | ✓ | ✓ | ⚠ | ⚠ | ⚠ | ⚠ |
Most assistants now offer scheduled prompts or an agent mode — useful, but each run still centers on a task you set up. Pure Brain runs real operations on its own cadence.
Competitor capabilities verified as of mid-2026 from vendor documentation and press reporting; features change frequently. Pure Brain runs securely in the cloud. “Owned” means your brain and its memory remain yours if you stop paying — not that it runs on your own device.
Early access feedback
Yes. For the Official Export route, your file is parsed entirely in your browser and never uploaded. For Self-Summary, only the answer you paste is structured into your own portable profile, kept private to your session so you can download it and give it to any AI — and we never store your raw conversations. The Data Request route generates a letter you send yourself; we never email on your behalf.
Never. There is no OAuth, no scraping, and no password entry anywhere in Pure Migrate. You always move your own data — by pasting a summary, uploading your own export, or sending your own data request.
About 60 seconds for Self-Summary. The Official Export route depends on how fast your provider emails your data — the analysis itself is nearly instant since it runs locally in your browser.
Import from each one. Every route produces the same PureBrain memory bundle, so PureBrain combines all your context into a single unified profile. The more history you bring, the better your AI partner knows you from day one.
ChatGPT, Claude, Gemini (Google Takeout), Copilot, and Grok exports are auto-detected (.zip or .json). For Perplexity, Meta AI, and platforms without export, use Self-Summary or file a Data Request.
A Data Subject Access Request is your legal right under GDPR (EU/UK, Art. 15 & 20) and CCPA/CPRA (California) to obtain a copy of the data a company holds on you. We draft the letter with the correct citations and deadline; you send it from your own email and the provider must respond.
Yes. Your imported context can be edited or deleted anytime in your PureBrain settings. You have full control over what your AI partner remembers.
Yes, genuinely free — and no signup to start. Build your memory bundle and download your portable file (.json + a human-readable .md) for nothing. You can take that file to any AI — ChatGPT, Claude, Gemini, anywhere. PureBrain is just the optional easiest end-state if you'd rather an AI that wakes up already knowing you.
Absolutely — that's the whole point. Your bundle is an open, portable file. Download the .md and paste it into any assistant's memory or custom-instructions, or keep the .json for structured import. Your data is yours to move wherever you want. No lock-in.