Thinking Machines co-founder Lilian Weng left the company citing health reasons, then joined OpenAI
Lilian Weng moved from Thinking Machines to OpenAI, a notable senior research leadership shift between frontier AI labs.
Excerpt
Weng previously served as the VP of AI Safety Research at OpenAI.
Read at source: https://techcrunch.com/2026/07/29/thinking-machines-co-founder-lilian-weng-left-the-company-citing-health-reasons-then-joined-openai/