Jev launches: a System One model for decisions
TypeSafe founder Diogo Almeida introduces Jev, its RLCD training method, and its focus on software decisions. The post includes a 2:56 launch video.

The post claims Jev is the real story: a 2B model scores 93.6 AUROC on JevOCRBench, close to Qwen3.5-397B-A17B's 93.8, and works with any OCR by checking its output.
Jev is the real story. A 2B model scores 93.6 AUROC on JevOCRBench. Qwen3.5-397B-A17B scores 93.8. With roughly 1/200 of the total parameters, Jev achieves a similar AUROC to Qwen3.5-397B-A17B on JevOCRBench. And it doesn’t care which OCR you use. It checks output from