Opper AI builds infrastructure that looks to help developers turn large language models into dependable systems.
Opper AI has raised €2.5M across 1 funding round from 4 investors, most recently a Pre-Seed round in Jul 2025. Based in Stockholm, Sweden; active in Software. Data as of 7 Aug 2026.
Timing: in window vs cohort gap · momentum unknown. Funding-only estimates, not predictions and not investment advice — see signals.
| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2025-07-14 | Pre-Seed | €2.5M |
| Angel Investors,Emblem Venture Capital,Greens Capital,Luminar Ventures |
| View deal → |
