Magnum v4 72B

Magnum v4 72B is a 72-billion-parameter open-weight language model from Anthracite, fine-tuned on Qwen2.5-72B-Instruct and optimized for creative writing, roleplay, and character-driven narrative prose. It targets Claude 3 Sonnet/Opus-style prose quality while remaining a fully open, Anthracite-published fine-tune. Source: supabase.