I added Phi-4 to my reasoning model collection because it seems to exhibit reasoning behavior, it stopped to consider alternatives before concluding. I assume this is related to their choice in training data:
> Chain-of-Thought: Data should encourage systematic reasoning, teaching the model various approaches to the problems in a step-by-step manner.
> Chain-of-Thought: Data should encourage systematic reasoning, teaching the model various approaches to the problems in a step-by-step manner.
https://github.com/tkellogg/lrm-reasoning/blob/main/phi4.md