Yunwu.ai was a nice way to get ultra-cheap tokens that someone will probably spy on you with, but they no longer offer US models.
At first I thought it was so people could steal the traces, but now I wonder if this isn't just laundering startup credits for dollars.
There are like thousands sites with similar features all using newapi core.
You can easily find them in Chinese tech forum linux.do
They were never offering actual US models. We tested them extensively and it was clear whatever they were passing as Anthropic were simply mediocre distillations based on Kimi.