AI Engineering

Sep 20, 2026 · Artificial Intelligence

Jev's Open-Source Clones Arrive in 48 Hours: 9B Nimble & 0.5B Kev

Within 48 hours of Jev's release, two open-source decision-model alternatives appear: Bespoke Nimble (9B, contrastive data curation, 90.12% accuracy) and Kev (0.5B LoRA on Qwen2.5, trains on a MacBook in 1h45m), both fully open and TypeSafe-compatible, demonstrating rapidly lowering barriers for System One-style routing and scoring models.