Pre-seed · Cybersecurity

Fleuret AI raises €4 million for autonomous penetration testing

RAISE Ventures led the pre-seed round alongside cybersecurity investors and founders.

Fleuret AI announced a €4 million pre-seed round on October 5, led by RAISE Ventures. Auriga Cyber Ventures, Wind Capital and Better Angle participated alongside six angel investors.

The Paris startup will recruit AI, software and offensive-security specialists and develop its testing platform. Its agents seek exploitable weaknesses and verify repairs, helping teams focus on vulnerabilities that can lead to a breach.

Use of funds

AI and security hiring

Platform development

Funding history

Pre-seed · This round€4M

Sources

  1. Fleuret AI financing announcementeu-startups.com · Oct 5, 2026
  2. 10 European startups fighting the next generation of AI cyber threatseu-startups.com · Oct 15, 2026
  3. Fleuret AI funding announcementfleuret.ai · Oct 5, 2026