During thinking Qwen3-235B wrote some HTML that was not properly escaped, creating an input box rather than simple text.
I am using Firefox on Linux, but seeing the same issue with Safari on iOS.
Link to the thread: https://kagi.com/assistant/ee26398e-ceb8-4a7e-8b62-f3f50aa9ac2f

All LLM outputs should be escaped to prevent the LLM from creating DOM elements.