Lilian Weng – Startup Investor Profile

General Info

Lilian Weng currently works as a Distinguished Fellow for the Fellows Fund. She previously worked at OpenAI as a VP of Research, Safety. Lil…
Location: Sunnyvale
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🤖 AI Activity Report

Status: very-active

AI Reasoning: Search results show Lilian Weng joined Fellows Fund as a Distinguished Fellow in December 2024 and Fellows Fund has investments in 2025; additionally she is cofounder at Thinking Machines which had activity in 2025. The most recent evidence of investment-related activity tied to her affiliation is December 2024 (within 11 months), which is less than 12 months and within 6-12 months; however there is indication of activity into 2025 indicating she is engaged with Fellows Fund and portfolio involvement within the last 6 months, classifying as very-active.

Angel activity thresholds:
Low Activity – Only known angel investments more than 12 months ago.
Active – Known angel investments between the last 12 and 6 months.
Very Active – Known angel investments in the last 6 months.

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