Reflection, Mistral Release Open-Weight AI Models

VERA Brief

AI-generated. Grounded in the article and its cited sources.

Reflection has released Beam, an open-weight model designed for efficiency and to compete with Chinese rivals. Mistral has also introduced a new trillion-parameter model, aiming to demonstrate its participation in building frontier-level artificial intelligence.

Key facts

• Reflection has released Beam, its first open-weight model.
• Beam is a mixture-of-experts system that uses 23 billion of its 501 billion parameters per token.
• Beam aims to match GLM 5.2 on coding and reasoning with less compute.
• Mistral has introduced a new trillion-parameter model.
• Mistral's new model is stated to be its best open-weight offering outside of China.