Magnum v4 72B

anthracite-org/magnum-v4-72b

This is a series of models designed to replicate the prose quality of the Claude 3 models, specifically Sonnet(https://openrouter.ai/anthropic/claude-3.5-sonnet) and Opus(https://openrouter.ai/anthropic/claude-3-opus). The model is fine-tuned on top of [Qwen2.5 72B](https://openrouter.ai/qwen/qwen-2.5-72b-instruct).

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Context window: 16K
Input: Text
Output: Text
Released: 2024-10-22

Max output: 2K
Model parameters: 73B
Weights: Open
License: apache-2.0
Capabilities: Open weight, Structured, Temperature

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ModelRegistry · Catalog updated 2026-09-29