Private AI · October 2026
Duck.ai alternatives
9 private ai that do a similar job to Duck.ai, ranked by Safety grade. Duck.ai itself is graded Privacy 6.4 and Safety 5.0.
Duck.ai alternatives in short
Duck.ai is graded 6.4 for privacy and 5.0 for safety. The closest private ai by Safety grade are Lumo (6.3), Maple AI (6.3), Routstr (6.1). 5 of the 9 alternatives listed here have terms that rule out ID checks entirely.
Services like Duck.ai
| # | Service | KYC | Privacy | Safety | Evidence | Accepts | Incidents |
|---|---|---|---|---|---|---|---|
| 01 |  Lumo No account needed Open source Proton's AI assistant with zero-access encrypted chat history and guest access | Never KYC 0 | 8.4 | 6.3 | Docs reviewed | ||
| 02 |  Maple AI Open source AI assistant running open models in encrypted enclaves, with open-source client | Not mentioned KYC 1 | 6.4 | 6.3 | Docs reviewed | ||
| 03 |  Routstr No account needed Open source Open protocol for pay-per-request AI inference paid with Cashu ecash and Lightning | Never KYC 0 | 8.6 | 6.1 | Docs reviewed | BTC | |
| 04 |  Brave Leo No account needed Open source AI assistant built into the Brave browser; no account or login for free use | Never KYC 0 | 8.4 | 5.8 | Docs reviewed | ||
| 05 |  Confer Open source End-to-end encrypted AI assistant from the creator of Signal; account required | Not mentioned KYC 1 | 6.0 | 5.8 | Docs reviewed | ||
| 06 |  PayPerQ (PPQ.AI) No account needed Pay-per-query access to many AI models with no registration; crypto or card | Never KYC 0 | 8.3 | 5.0 | Docs reviewed | BTC | |
| 07 |  NanoGPT No account needed Pay-as-you-go access to many AI models without an account; accepts crypto | Never KYC 0 | 8.2 | 5.0 | Docs reviewed | XNO | |
| 08 |  Venice AI chat and API that keeps conversation history on the user's device | Not mentioned KYC 1 | 6.4 | 5.0 | Docs reviewed | BTCUSDC | |
| 09 |  NoFilterGPT AI chat marketed as unfiltered, with image tools; card or crypto payment | Not mentioned KYC 1 | 5.8 | 4.6 | Docs reviewed | ETHBTCUSDC |
Head to head
Duck.ai vs LumoDuck.ai vs Maple AIDuck.ai vs RoutstrDuck.ai vs Brave LeoDuck.ai vs ConferDuck.ai vs PayPerQ (PPQ.AI)Duck.ai vs NanoGPTDuck.ai vs Venice
Questions
Why look for an alternative to Duck.ai?
Common reasons are a held transaction, a change in terms, missing coins or payment methods, or simply wanting a second option. Duck.ai currently has 0 incidents on record.
What is the best alternative to Duck.ai?
By Safety grade, Lumo (6.3 out of 10, Privacy 8.4). The right choice depends on the coins and payment methods you need, so compare the list.
Are these alternatives no-KYC?
Each one shows its KYC level, from 0 (ID never required) to 4 (mandatory). 9 of the 9 listed are level 0 or 1.