Ultramarine 1 Flash launches for professional knowledge work, built on GLM-5.3 Flash; Paper Instruments is admitting API users from a waitlist and promises model weights within two weeks.

Paper Instruments’ internal knowledge-work benchmark: measured score versus cost per task, with Ultramarine 1 Flash highlighted.

Published 15 Oct 2026 · 07:36 UTC

Paper Instruments ↗ · Source dated 14 Oct 2026

Ultramarine 1 Flash launches for professional knowledge work, built on GLM-5.3 Flash; Paper Instruments is admitting API users from a waitlist and promises model weights within two weeks. · ournews.ai