Chon-1.0-12B Tops JevBench Open-Source Leaderboard

Chon-1.0-12B, an Apache-2.0 LoRA based on Gemma-4-12B, scored 85.3 to top the JevBench open-source leaderboard, beating a 31B model, though its slow 'thinking' mode (up to 33 seconds) prompted tighter benchmark rules.

2026-10-21 ~ 2026-10-22 · 2 related posts

• 12B open model Chon-1.0-12B tops JevBench at 85.3, but slowest decisions hit 33s — airesearch12 · 2026-10-21
• 12B open model Chon-1.0 tops JevBench; slow thinking triggers 10s rule — xoai · 2026-10-22