This week I shipped 5 versions of pydantic-deepagents — the modular agent runtime for Python. Today: the two features that close the loop — browser automation and session-based self-improvement. Part 1: BrowserCapability — 9 Playwright Tools pip install 'pydantic-deep[browser]' playwright install chromium from pydantic_deep.capabilities import BrowserCapability agent = create_deep_agent( mod