Funding round
Arlequin AI Series A
Arlequin AI, which works in AI platform development in Paris, raised $33M in a Series A round announced on 10 Sep 2026, led by redalpine and OTB Ventures. 7 firms took part, 2 of them already investors. It is Arlequin AI's second venture round on record; the one before was a Seed in Jun 2025.
$33M
Amount raised
28,000,000 EUR converted
Not disclosed
Post-money valuation
7
Investors
2 leads
Valuation
What this round says about the price
Arlequin AI did not disclose a valuation in this round. It came 15 months after Arlequin AI's Seed. It is 87% of the $38M Arlequin AI has raised in the venture rounds on record. No later venture round is on record for Arlequin AI.
Arlequin AI's funding rounds
Arlequin AI has 2 venture rounds on record. This one is highlighted.
- Seed 20 Jun 2025, led by Vsquared $5.1M
- Series A this round 10 Sep 2026, led by redalpine and OTB Ventures $33M
Investors
Who put money in
redalpine and OTB Ventures led the round with 5 other firms. Vsquared and 10x Founders had backed Arlequin AI before.
Lead investors
- backs 58 venture-backed companies new investor
- OTB Ventures backs 27 venture-backed companies new investor
Also in the round
- Bpifrance’s Defence Innovation Fund new investor
- backs 33 venture-backed companies existing investor
- 10x Founders existing investor
- backs 5 venture-backed companies new investor
- Xavier Niel new investor
Use of proceeds
What the money is for
According to the announcement, the money goes to hiring, product development, geographic expansion, sales and marketing, scaling operations and working capital.
- Hiring
- Product development
- Geographic expansion
- Sales and marketing
- Scaling operations
- Working capital
Comparable rounds
How it compares
754 Series A rounds in Tech Companies within a year either side disclosed an amount; the median was $15M, and this round was 2.2 times the median. The closest in time, other companies' Series A rounds in Tech Companies:
| Company | Announced | Amount | Post-money | Led by |
|---|---|---|---|---|
| Tech Companies | 22 Sep 2026 | $52M | not disclosed | Greycroft |
| Tech Companies | 18 Sep 2026 | $50M | not disclosed | CRV |
| Tech Companies | 9 Sep 2026 | $47M | not disclosed | Andreessen Horowitz |
| Tech Companies | 1 Sep 2026 | $46M | not disclosed | Matrix |
| Tech Companies | 1 Sep 2026 | $40M | $200M | Marathon and Chemistry |
| Tech Companies | 22 Sep 2026 | $35M | not disclosed | M13 |
| Tech Companies | 9 Sep 2026 | $35M | not disclosed | Oak HC/FT |
| Tech Companies | 22 Sep 2026 | $35M | not disclosed | RAISE and Orange Ventures |
Sources
Where this comes from
Reported by 3 sources.
Questions
Frequently asked
How much did Arlequin AI raise in its Series A round?
Arlequin AI raised $33M in its Series A round, announced in Sep 2026.
Who led Arlequin AI's Series A round?
redalpine and OTB Ventures led it, with Bpifrance’s Defence Innovation Fund, Vsquared, 10x Founders, ZEBOX and Xavier Niel.
What was Arlequin AI's valuation at the Series A round?
It was not disclosed.
How does it compare with other Series A rounds in Tech Companies?
754 Series A rounds in Tech Companies within a year either side disclosed an amount; the median was $15M, and this round was 2.2 times the median.