Claim◆Article · 0:00 — 1:30
Browser use and computer use via Codex (ChatGPT desktop app) is a daily driver for both personal and professional workflows, not just a novelty feature.
The speaker positions Codex browser and computer use as core daily infrastructure rather than an occasional experiment. ✦ AI generated
Claire Vo · Lenny's Newsletter · 2026-07-22 · original ↗
Today I'm walking you through one of my absolute favorite AI features right now: browser and computer use via Codex (the ChatGPT desktop app). I use this every single day, personally and professionally, and I wanted to share the specific workflows I've built, the moments that surprised me, and the mental model that makes it actually click.
Read full article ↗excerpt · fair-use quotation
- ·Speaker uses Codex (ChatGPT desktop) every single day
- ·Covers both personal and professional workflows
- ·Positioned as a core daily driver, not an occasional experiment
- ·Specific workflows have been built around it
- ·Unexpected moments surprised the speaker
- ·A mental model makes the feature consistently useful
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gives example → Codex browser use handles real-world personal tasks autonomously: clearing a LinkedIn inbox, shopping Free People for breastfeeding-friendly Hawaii clothes, and managing a router from out of state.Claire Vo · Lenny's Newslettergives example → Codex performed exhaustive QA testing on the onboarding flow, surfacing 11 issues including one high-severity blocker, with a Google Sheet of screenshots.Claire Vo · Lenny's Newslettergives example → EJ Lawless's persona-impersonation trick allows Codex to simulate different user perspectives, surfacing friction points the builder cannot see.Claire Vo · Lenny's Newsletterextends → Computer use can control iPhone mirroring, enabling a Mac to operate an iPhone and extending automation to mobile workflows.Claire Vo · Lenny's Newsletter