TECH NEWS
NeoHorse-1-4B: A 4B Model Built for AI Agents and Tool Use
Overview NeoHorse-1-4B is a 4B-parameter causal language model from TokenRhythm, derived from Qwen3.5-4B and adapted through routing-guided agentic post-training for text-based agent harnesses, tool use, coding, and instruction following. Its key distinction is not a new model scale or modality, but the training process: a routing harness assigns tasks