The Ultimate Cup Series is a program comprising multiple endurance and sprint championships across different classes of motor racing.

During the press conference in Paris, Vigier announced the main partners including Michelin and Oreca.

[7] Up till the 2024 season, the European Endurance Prototype Cup was open to LMP3, Nova Proto NP02s and Group CN cars.

[2][8] Starting in 2025, the Prototype Cup will only be open to Nova Proto NP02 cars, a significant change compared to prior years.

[9] The LMP3 cars previously racing in the European Endurance Prototype Cup are scheduled to be placed in their own category in 2025, currently known under the pseudonym "Project 2025".