Jev One Token

The original OSS Jev Qwen2.5-0.5B decision checkpoint, trained 2,000 steps at learning rate 2e-05; the 10k sibling card warns that this overwrite tip may be the worse noul-fix variant and recommends sized siblings.

GhostScientist's 0.8B Jev-style decision model: a full fine-tune of Qwen/Qwen3.5-0.8B on 8,702 rows that answers a state/question/options task with exactly one option letter, at a card-reported 0.80 dev accuracy over 400 samples.

GhostScientist's Jev-inspired single-token decision model: a full SFT of Qwen/Qwen3.5-0.8B that answers a structured state/question/options task with exactly one option letter, at a card-reported 0.755 greedy dev accuracy against 0.657 for the base model.