Qwen3.8-27B vs Qwen3.6-27B writing ray-tracers in BASIC

Article automatically generated from technical news.

one of my llm hobbies is re-creating graphics demos i used to write in BASIC in the late 1980s. i slopped together an agentic harness and a basic-to-js transpiler in a web page i've been playing with for a few months. the agent can write basic programs, run them, examine the resulting images, and iterate. qwen3.6 could do a ray-tracer with some user input -- often it got something wrong that it couldn't see/didn't notice, and hence wouldn't fix without further prompting. qwen3.8