MCP server + Chrome extension. Your agent controls your REAL browser (same tabs, cookies, logins). No headless browser, no replaying auth. One-click install in Cursor, extension on Chrome Web Store.
You can just ask Claude to take over your browser session using ~/{chromedir} just tell it, what you want to do, have it POC, then tell it to make a skill. Bespoke web interface, add features or guardrails by asking it.