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ballot
Open System One model in the same class as Jev, Kev, and Laya. State plus typed questions in, calibrated probabilities out.
Related builds
openJev Verdict
Open 151M decision model on ModernBERT. JevBench #2 on public tasks after the inference-engine fix. Weights and a WebGPU playground.
Laya
Open Apache 2.0 System One model. ModernBERT, typed choice/score/noul in one pass. Fine-tune notebook on Kaggle T4s. Not Jev.
Kev
Jared Palmer's open Jev-like family on Qwen3.5. 0.8B, 4B, 9B. TypeSafe SDK with a base_url change. Train on one H100.
SemIf
Open decision model that reads option logits from local Qwen-class weights. Browser demo at openjev.com. TypeSafe SDK compatible.
