alex lee

Mic check for Uber Design Night NYC - talking about building ai design tooling.

Happy Tuesday. Codex has hit 4M active users, adding over 1M users in less than two weeks. To celebrate we will reset the rate limits again in a few hours. Enjoy!

Today, we’re open-sourcing the draft specification for DESIGN.md, so it can be used across any tool or platform. We’re also adding new capabilities. DESIGN.md lets you easily export and import your design rules from project to project. Instead of guessing intent, agents know exactly what a color is for and can even validate their choices against WCAG accessibility rules. Watch David East break down this shared visual language in action👇. New capabilities and links in 🧵

Introducing Claude Opus 4.7, our most capable Opus model yet. It handles long-running tasks with more rigor, follows instructions more precisely, and verifies its own outputs before reporting back. You can hand off your hardest work with less supervision.

Every new AI design tool is literally rebuilding Figma with code-backed layers, and I get the appeal. But somewhere in that translation, the canvas becomes the bottleneck. Pseudo-classes, animation states, conditional rendering, CSS variables, things that live naturally in code don’t have a home on the canvas. So you end up with a “code-first” tool that still can’t fully express code.

The president of the United States, 8:06 am ET, threatens Iran: “A whole civilization will die tonight, never to be brought back again.“