
Guillaume LampleResearcher
Mistral AI
Co-founder and Chief Scientist
via Mistral AI
Researcher · Engineer
AI Research Engineer at Mistral AI
De las Casas helped build Mistral 7B and Mixtral, efficient open models that made strong language-model performance available at smaller scale. He has since contributed to Mistral's reasoning systems and audio work, including models that understand speech and generate natural-sounding voices.
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Mistral AIWork and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Last editorial review: August 9, 2026