[Blog] Design tokens save LLM tokens: what building iOS/Mac apps with AI agents taught me about SwiftUI theming

Design tokens save LLM tokens: what building iOS/Mac apps with AI agents taught me about SwiftUI theming I've been leaning on AI coding agents (Claude Code, mostly) for a good chunk of my SwiftUI work this year, and I noticed something that took me a while to name properly: the same word — token — shows up in two completely unrelated places in that workflow, and they turn out not to be unrelated at all. There's the "token" in a design system: a named value like spacing.md or color.accent that s...