Research
10 days wasn't enough. Step 3.5 Flash⚡ is back on @NousResearch Portal free for the next 15 days!
Nous Research has made Step 3.5 Flash, a faster AI model variant, available again on their portal at no cost for a 15-day period following popular demand after an initial 10-day availability window. T
Nous Research has made Step 3.5 Flash, a faster AI model variant, available again on their portal at no cost for a 15-day period following popular demand after an initial 10-day availability window. The announcement indicates this is a free trial or extended access opportunity for users to test the model's capabilities.
Source: Nous Research (X) | 2026-05-12