Open source · 28 October 2026
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vLLM Semantic Router launches d3-ultra 27B multimodal decision model

The d3-ultra model reads text, images and video once, then returns probabilities for every answer, scoring 87.2 on the team’s SR‑Text test. It is a 27 B open‑weight multimodal decision model.

Benchmarks are the company's own; not independently verified.

Why it matters

D3-ultra’s 27 B multimodal model returns answer probabilities; consider adding such decision features while noting the internal benchmark.

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