Hermes 4 70B

About this model

NousResearch Hermes 4 70B is a frontier hybrid-mode reasoning model based on Llama-3.1-70B, trained on ~60B tokens across ~5M samples. Features explicit <think> deliberation segments with massive improvements in math, code, STEM, logic, and creativity. Achieves SOTA on RefusalBench for helpful, uncensored responses while maintaining alignment to user values. Supports schema-adherent structured JSON outputs, function calling, and tool use. Trained for extreme steerability with reduced refusal rates compared to previous Hermes versions.

Technical specifications

Capabilities

Input modalities

Output modalities

Reasoning

Hybrid Default off

Knowledge horizon