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Midjourney vs Stability AI

Which one to pick in 2026 — comparing 🇺🇸 Midjourney with the European alternative 🇪🇺 Stability AI on the things that actually decide who can read your data.

🇺🇸 Midjourneyvs🇪🇺 Stability AI

Verdict

  • Who has stronger privacy guarantees by law?

    Stability AI — GDPR-native and outside the US CLOUD Act / FISA 702 reach.

  • Which one encrypts your data end-to-end by default?

    Neither ships full E2E by default — check the table for nuance.

  • Which one tracks you for ads?

    Midjourney relies on ad tracking. Stability AI doesn't.

  • Which one is open source?

    Stability AI is open source. Midjourney is proprietary.

Side-by-side

Midjourney vs Stability AI — full comparison

Criteria
🇪🇺 Stability AI
🇺🇸 Midjourney
Headquarters
London, UK
United States
Jurisdiction
United Kingdom
United States (US CLOUD Act)
Data location
Self-host or API
United States
GDPR-native
Yes
No
CLOUD Act / FISA exposed
No
Yes
Ad tracking
No
Yes
End-to-end encryption
No
No
Open source
Yes
No
Ownership
Private (UK)
US Corporation
Founded
2020
0

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