OpenAI's Codex Now Works in Chrome With New Extension

Published: (May 7, 2026 at 08:42 PM EDT)
1 min read
Source: MacRumors

Source: MacRumors

Overview

OpenAI today launched Codex for Chrome, a Chrome extension that lets Codex work directly in the browser on Macs and PCs.

Key Capabilities

  • Test web apps using the browser
  • Access context across multiple tabs
  • Use web DevTools
  • Perform other tasks without taking over the browser from the user

Rationale

OpenAI says that after launching Computer Use in the desktop Codex app, it observed that most common workflows happen in the browser. The Chrome extension is intended to make it faster and easier for Codex to assist with browser‑based work that plugins or APIs can’t handle.

Adoption

According to OpenAI, Codex now has more than 4 million weekly active users, an increase of since the beginning of the year. The Chrome extension is part of OpenAI’s broader effort to make Codex more useful for everyday work while still being valuable for developers.

Note

This article first appeared on MacRumors.com.

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