Apple's rxwei on co-designing Swift SDKs and models: how @Generable brought constrained decoding to app developers
rxwei · x · 2026-09-21
Responding to feedback, the designer of Apple's Swift API for the Foundation Models framework corrected a code example and explained the design philosophy: the goal was to make type-safe structured responses the standard for apps, which led to the @Generable API bringing constrained decoding to app developers. Citing Jev as an example, he argues co-designing SDKs and models unlocks new paradigms.
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