ternlight

Log Field notes

Building a ternary embedding model, in the open.

The dev journey: training, systems, and shipping. First-person, numbers-forward, no marketing. Canonical here; cross-posted withrel=canonical home.

  1. 01Field notes·2026-07-25·7 minRunning embeddings in the browser: what it actually costsHow far a 1.58-bit model can go before retrieval breaks, and what 7 MB of on-device embeddings actually buys you.