Can confirm that recent deepseek models refuse on some political questions (not just API level refusals). Actually deepseek models are basically the only chinese models to outright refuse instead of responding with propaganda. But recent deepseek models are not nearly as biased as R1.
Had a blog post on this a couple weeks ago:
vals.ai/blogs/china-us-analysis
Had a blog post on this a couple weeks ago: vals.ai/blogs/china-us-analysis