Nidhogg
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Privacy Policy

Last updated: July 2, 2026 · Beta

What we collect

  • Account data — your email address, display name, and (if you sign in with Google) the basic profile Google shares with us.
  • Content you create — prompts, uploaded reference media, and generated results. Generations are private by default; they only appear in the community feed if you explicitly publish them.
  • Usage & billing records — credit ledger entries, generation history, and the technical logs needed to run and debug the service.

How we use it

  • To run the product: your prompts and reference media are sent to the AI model provider that powers the model you picked (for example fal.ai) solely to produce your result.
  • To account for usage: credits, plan state, and generation history.
  • To keep the platform safe: prompts may pass an automated content-moderation check before reaching a paid model provider.
  • We do not sell your personal data, and we do not train models on your private content.

Third parties

  • Model providers (e.g. fal.ai) process the prompts and media needed to fulfil a generation you request.
  • Payment processing (when paid plans are enabled) is handled by Stripe — we never see or store your card number.
  • Infrastructure: our database and media storage providers host data on our behalf under their own security commitments.

Your controls

  • You can delete any generation from your gallery; deleted items are removed from your library and the public feed.
  • You can unpublish a shared generation at any time.
  • You can request full account deletion by emailing privacy@nidhogg.ai — we remove your account data within 30 days.

Cookies

  • We use a single first-party session cookie to keep you signed in. We do not use advertising or cross-site tracking cookies.
  • Because there are no optional cookies, there is nothing to configure — using the site with an account requires only the session cookie.

Beta notice & contact

  • Nidhogg is in closed beta. Features, plans, and this policy will evolve; material changes will be announced in-product.
  • Questions or requests: privacy@nidhogg.ai.