Docscope's fix round ran 'python -m http.server' to test its page; the 600s timeout raised and took the whole round down. The run tool now stops a command after TIME_RUN_TIMEOUT (default 180s) and tells the model to use one-shot commands. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01UpT7eWzeLhRwuYmsSQnbRb