The simplest, thinnest, self-healing harness that gives LLM complete freedom to complete any browser task. Built directly on CDP. The agent writes what's missing, mid-task. No framework, no recipes, no rails. One websocket to Chrome, nothing between. ● agent: wants to upload a file │ ● helpers.py → upload_file() missing │ ● agent edits the harness and writes it helpers.py 192 → 199 lines │ + upload_file() ✓ file uploaded You will never use the browser again. Setup prompt Paste into Claude Code or Codex: Set up https://github.com/browser-use/browser-harness for me. Read `install.md` first to install and connect this repo to my real browser. Then read `SKILL.md` for normal usage. Always read `helpers.py` because that is where the functions are. When you open a setup or verification tab, activate it so I can see the active browser tab.…