Paris-based Arlequin AI, which is developing proprietary models based on topological neural networks, raised a €28M Series A co-led by redalpine and OTB (Tamara Djurickovic/Tech.eu)

Paris-based Arlequin AI’s €28M Series A signals continued investor confidence in differentiated AI model architectures, especially those positioned to improve performance for specialized enterprise use cases. For CIOs and technology leaders, this underscores a broader shift in the AI market: IT organizations will need to watch emerging model approaches closely, assess maturity and integration fit, and determine whether they can deliver competitive advantage beyond mainstream foundation models.