Rill Browser

by Zac Zuo
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A free AI browser for macOS where Claude Code and Codex live in one window: ⌘E sends page context to the agent while you keep browsing.

Description

Rill Browser is a browser built for working with AI coding agents. Claude Code and Codex are built into the interface: on any page, pressing ⌘E passes the context of what you are looking at to the agent, and it starts working without pulling you away from browsing.

Key features

  • Launch an agent with current page context via ⌘E
  • The agent works while you keep scrolling
  • Automatic project lookup and context handoff
  • Tabs grouped by topic
  • Browsing history organized as searchable days

Pricing and availability

The browser is free and runs on macOS. Its author positions it as a tool for developers who want code and agent output in one window. It launched on Product Hunt on October 6, 2026 and ranked #1 of the day.