Character.AI
IIT Kanpur
Université de Montréal
Maddie SimensProduct Designer · OpenAI↗
Researcher · Engineer · Founder
Kundan Kumar
OpenAIMember of Technical Staff
Kumar co-founded Lyrebird, one of the earliest public voice-cloning platforms, then helped turn its research into Descript's Overdub and Studio Sound editing tools. His work includes SampleRNN, MelGAN and the Descript Audio Codec; at OpenAI he leads research on real-time speech interfaces.
Career & education
Current roleOpenAI2025-presentMember of Technical Staff
OpenAI2025-presentPreviously
Education
Work and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Citation Trend
Total citations to scholarly work, including research papers, technical reports, books and theses, as recorded by Google Scholar. Each point is a dated snapshot.
citations5,326As of Oct 22, '26
citations+344Since last snapshot, Jun 15, '26
Based on public sources. If accuracy is important, verify details using the links or references.
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Reviewed August 9, 2026 · Checked for accuracy and new information.
