The top alternative to Reve 2.1 is GPT Image 2 API, rated 1338 Elo (#1 of 155) in the Image Arena, followed by Mai Image 2.5 Text to Image (1266 Elo) (Reve 2.1 itself ranks #2 of 155 at 1305 Elo).
GPT Image 2 API is the highest-ranked text to image alternative, with 1338 Elo (#1 of 155) in the Image Arena from blind human-preference votes. The full ranking below lists 15 alternatives.
All models here compete in the same human-preference arena as Reve 2.1, which holds 1305 Elo at rank #2 — open any model page or a head-to-head compare link for the direct matchup.