d3-mini (Decision 3.0) Copyright 2026 vLLM Semantic Router Team Built on Qwen/Qwen3.5-4B (Apache-2.0). d3-mini-agentcode (pre-release): fine-tuned by Stonefish Labs. LoRA fine-tune merged into the text backbone and readout (2026-11-03). Training-data attributions: SOURCES.md.