0.3.3

Interactive Agent Mode (new)

• Interactive agent mode: LLM-powered web browsing driven from the CLI (#2338). See details in the blog article.
• --save flag to synthesize reusable scripts from agent tasks
• Provider support: llama.cpp (local), Vercel AI Gateway, and Mistral; providers listed in --help
• Per-provider default reasoning effort; respects configured effort; simpler local-provider detection
• extract resolves href/src attributes to absolute URLs

New Web APIs

• BroadcastChannel
• Navigator now exposed on Worker
• Structured-clone of window/MessagePort postMessage messages
• innerText improvements + new outerText
• Node.isEqualNode handles Document comparison
• URL.parse and improved URL setter compliance (WPT /url/)
• Much better Shadow DOM slot support
• SubtleCrypto various fixes; better Blob MIME sniffing

Web API behavior / events

• iframe load fired on next tick
• Preload onload/onerror callback timing fixes
• Use document._frame rather than the executing frame

CDP (Chrome DevTools Protocol)

• Emulation.setDeviceMetricsOverride honors the viewport
• Browser.setDownloadBehavior file downloads implemented
• Browser.grantPermissions / setPermission / resetPermissions honored
• Configurable max WebSocket and HTTP message size
• Fix overly long CDP log message

HTTP / Networking

• Cache revalidation support
• Internal flag on Request

Stability fixes

• UAF fixes: extend closed popup lifetime from Frame to Page; window reuse
• Fail pending module/preload fetches killed on teardown
• Frame behavior refactored into smaller utility functions

Ops / CLI / logging

• New "note" log level for the CDP "server running" message
• Terminal supports positional args for single-field schemas