kapynAI / Models

Bonsai 27B is a full open reasoning model that fits on an iPhone

PrismML releases Bonsai 27B, a 27-billion-parameter open reasoning model compressed to under 4 GB for on-device deployment. The model retains 90% of original performance in internal benchmarks, with minimal impact on math and coding capabilities, and is reportedly being tested by Apple.

The Decoder·Jul 15, 2026

Opening Kapyn…