# NeoHorse-1: Towards Recursive Self-Improvement via Agentic Post-Training with Routing Harness > Source: > Published: 2026-09-09 03:00:36+00:00 Recursive self-improvement (RSI) requires a concrete mechanism through which an AI system observes its capabilities and converts that evidence into the next round of learning. We present NeoHorse-1, a family of agent-native models developed to explore this path through agentic post-training. Our sys