Ultramarine 1 Flash: a $0.13-a-task model for decks, models and memos, with the caveats
Paper Instruments says Ultramarine 1 Flash, a post-trained version of Z.ai's GLM-5.3 Flash, scores 59.3 on its internal knowledge-work suite at $0.13 a task, against 57.8 at $8.19 for Claude Fable 5 at max reasoning. The weights are not out yet, and the main benchmark is the company's own.
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