Resistant AI helps to protect AI systems from targeted manipulation, adversarial machine learning attacks and advanced fraud.
Resistant AI has raised €48M across 5 funding rounds from 12 investors, most recently a Series B round in Oct 2025. Based in Prague, Czech Republic; founded 2019; active in AI. Data as of 7 Aug 2026.
Timing: in window vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
| Date | Stage | Amount | Investors |
|---|
| 2025-10-13 | Series B | €22M | DTCP,Existing investors,GV,Notion Capital | View deal → |
| 2025-07-23 | Other | — | Experian | View deal → |
| 2023-06-27 | Series A | €10M | Notion Capital | View deal → |
| 2021-10-21 | Series A | €14M | Angel Investors,Credo Ventures,GV,Index Ventures,Jan Hammer,Ondrej Bartos+2 more | View deal → |
| 2020-04-30 | Seed | €2.5M | Credo Ventures,Index Ventures | View deal → |
