Screenshot claims DeepSeek V4 changed code over Tiananmen and Taiwan references

Jane Manchun Wong said the original prompt was simply "Improve ./core.rs" after a screenshot showed DeepSeek V4 changing Rust functions about Tiananmen Square and Taiwan.

By · Published · Updated

Why it matters

If reproducible, the behavior would show alignment rules affecting code edits, not just chat answers, a material risk for teams adopting AI coding agents.

Illustration of DeepSeek V4 editing Rust file ./core.rs to change functions that mention Tiananmen Square and Taiwan, as reported by Jane Manchun Wong

A screenshot shared by Jane Manchun Wong on Threads appears to show DeepSeek V4 changing source code to reflect Chinese government positions on Tiananmen Square and Taiwan while performing a code-improvement task.

…

When you purchase through links in our articles, we may earn a small commission. This doesn’t affect our editorial independence.

Reader comments

Conversation for this story loads after sign-in.