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Invest2 publishersIndependently confirmed3 min readPublished

Fleuret AI raises 4 million euro pre-seed to build continuous AI-driven pentesting platform

Fleuret AI raised EUR 4 million in a pre-seed round led by RAISE Ventures to automate penetration testing with AI agents. The money backs a bet that NIS2's demand for demonstrable security will move buyers from periodic audits to tests that rerun whenever their systems change.

The Investor · Invest desk

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Photograph accompanying Fleuret AI raises 4 million euro pre-seed to build continuous AI-driven pentesting platform
Photo: eu-startups.com

What happened

  • Auriga Cyber Ventures, Wind Capital and Better Angle joined the round, as did a group of business angels from the cybersecurity sector.
  • Two AI agents, Emile and Champollion, map a company's systems, probe its applications, APIs and infrastructure, then try to exploit each weakness and attach proof of compromise.
  • The agents run from Europe on European infrastructure, which Fleuret pitches to heavily regulated businesses with sovereignty requirements.
  • The Paypers lists Stoïk, Ouwba, Brevo and Yogosha as clients, while FinTech Global names three of them and leaves out Ouwba.

Compiled by The InvestorSomething wrong?How this is made

Why it matters

  • decision Organisations under NIS2 must decide whether one dated pentest report meets the duty to demonstrate security or whether each release needs a fresh test, and Fleuret's revenue depends on enough of them choosing the second.
  • constraint Until automatic retesting and fix-confirmation reports ship, a client can use the platform to prove a flaw exists but not to document that it was closed.
  • contradiction Grigy pitches a platform built for enterprise environments while the stated mission is firms that cannot afford regular pentests, so the first contracts will show which market this round is funding.

Both accounts tie the pitch to what NIS2 asks for: more organisations must be able to demonstrate that their IT security holds up [6]. A one-off audit demonstrates it for a single date, and a deployment a few days later can change the attack surface that audit described [7]. FinTech Global says the platform covers five areas, and the last two are supporting remediation and confirming that fixes worked [14]. Those two are still being built. The company lists automatic retesting and reports confirming a flaw has been fixed among the tools it is developing [5].

The round is EUR 4 million for a company of around ten people [3], roughly EUR 400,000 per current employee [16]. FinTech Global reports the money will go to hiring in AI, software engineering and offensive security, and to building the platform faster [9]. Every role on that list builds or tests product, so the capital goes into the platform before it goes into selling it. The company did not disclose revenue, pricing or a valuation.

Yanis Grigy, the chief executive and co-founder, said: "We do not simply want to automate penetration testing as it exists today. Our ambition is to build the offensive security layer that will keep companies secure all year round, whatever their size. This round gives us the means to accelerate that vision and to build a platform designed for enterprise environments from day one." [10] The same announcement sets the goal as putting offensive security within reach of businesses that lack the budget for regular penetration tests [11]. Those are two different buyers. A ten-person team hiring engineers will reach one of them first.

Thibaut Schlaeppi, co-head of RAISE Ventures, said: "AI has changed the nature of cyberattacks by putting powerful tools within everyone's reach, often for free. Organisations have to test their security against every attack technique, including the newest." [12] He also said: "We are convinced Fleuret can become the reference in offensive security in Europe." [17]

If NIS2 supervisors start asking for test evidence dated after each release, a change-triggered test is what buyers need and Fleuret has a head start. If supervisors keep accepting the periodic audit, Fleuret ends up selling an automated version of the one-off test its founders already sold through the pentest company they set up together as students [15]. A third outcome is that the European-hosting argument [13] becomes the reason heavily regulated buyers sign, with NIS2 in a supporting role.

I think the middle outcome is the likeliest in the near term. The obligation both accounts describe is to show that defences hold up, and a dated audit already meets it [6]. The counter-case is Schlaeppi's own: if free attack tools keep changing, a dated audit goes stale faster, and buyers may move to continuous testing whatever a supervisor accepts [12]. The bet fails if Fleuret's clients end up running tests on a calendar and not after deployments.

What to watch

  • Whether national NIS2 supervisors publish guidance on how often security testing must be done, or keep accepting periodic audits as sufficient evidence.
  • Whether Fleuret ships automatic retesting and fix-confirmation reports, and whether its pricing is set per change or per period.
  • Whether Fleuret's next hiring round adds enterprise sales staff or a lower-cost product for firms without a pentest budget.

Clarity's read

What the record supports and how the coverage leans. The claims behind it follow.

Reality

Evidence40
Adoption15
Hype gap+35
Incentives75
Confidence60
Why these scores

Claim ledger

Ranked by verification strength, evidence, and original report placement.

  1. [1]

    France-based Fleuret AI raised EUR 4 million in a pre-seed funding round led by RAISE Ventures to develop its automated penetration testing platform.

  2. [2]

    Auriga Cyber Ventures, Wind Capital and Better Angle participated in the round, along with cybersecurity-focused business angels.

  3. [3]

    Fleuret AI has around ten employees.

Sources

2 independent publishers whose own reporting we read for this story.

  1. fintech.global

    1 article · October 7, 2026

    Fleuret AI bags €4m for agentic AI offensive security
  2. thepaypers.com

    1 article · October 8, 2026

    Fleuret AI raises EUR 4M to automate penetration testing

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