AI cloud platform company Nebius Group said on May 1 it will acquire AI inference and model optimisation company Eigen AI for about $643 million. The purchase price will be paid in cash and Class A shares. Eigen AI’s optimisation technology will be integrated into Nebius’ managed inference platform, Nebius Token Factory. The Eigen AI founding team is made up of alumni of MIT’s HAN Lab.

AI chip startup Rebellions said on April 10 it will work with Arm and SK Telecom to jointly enter the market for sovereign AI and carrier-focused data center inference infrastructure. The companies will develop AI servers combining Arm data center CPUs and Rebellions AI chips and verify operations at SK Telecom\'s AI data center. They also plan hardware integration and joint software development, and will seek commercialization opportunities after technical validation.