Yeah GPT and Claude both write my language really well[1]. GLM and Kimi did OK as well, but I haven't tried Qwen.
[1] https://github.com/march-language/march/blob/main/.claude/sk...
[2] https://github.com/march-language/march/blob/main/.claude/sk...
[3] https://github.com/march-language/march/blob/main/.claude/sk...