AI
A new open-weights AI coding model is closing in on proprietary options

A new open-weights AI coding model is closing in on proprietary options

Ars Technica · Wed, 10 Dec 2025 20:38:58 +0000

On Tuesday, French AI startup Mistral AI released Devstral 2, a 123 billion parameter open-weights coding model designed to work as part of an autonomous software engineering agent. The model achieves...