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Arlequin AI raises €28M in Series A funding to enhance its topological neural network technology. The round was co-led by redalpine and OTB Ventures, with existing investors increasing their stakes.

PRIVATESep 10, 2026about 3 hours ago

Amount Raised

€28 Million

Round Type

Series A

ParisInformation TechnologyArtificial IntelligenceMachine Learning

Investors

Xavier Niel10x FoundersVsquared VenturesBpifrance’s Defence Innovation FundOtb VenturesRedalpine

Description

Paris-based Arlequin AI has secured €28 million in Series A funding to advance its topological neural network architecture. The funding will support the development and international deployment of its innovative AI technology. Existing investors Vsquared Ventures and 10x Founders increased their stakes in this round. Notable participation also included Bpifrance’s Defence Innovation Fund.

Company Information

Company

Arlequin AI

Location

Paris, Ile De France, France

About

Arlequin AI is a Paris-based AI company specializing in developing topological neural network architecture. It creates AI systems designed to help organizations make consequential decisions from large and fragmented datasets. Founded in 2024 by experts in terrorism studies and data science, Arlequin aims to analyze complex relationships within diverse information types. Its technology finds potential applications in security, defense, and various critical sectors.

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Funding Insights

Based on industry data
Typical timeline to Series B
Series A companies typically raise their next round in 10-18 months
Monthly burn rate benchmark
47% of Series A startups spend $400k or more per month on operations
VC-backed spending patterns
VC-backed companies spend 89% more on sales and 100% more on marketing than bootstrapped peers
Tech investment trends
83% of B2B companies plan digital investments, with 79% prioritizing customer experience tech

Arlequin AI raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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