
AfterQuery supplies high-quality human-generated data and evaluations to improve and benchmark advanced AI models. It operates as a research lab and data provider that curates, annotates, and…

AfterQuery supplies high-quality human-generated data and evaluations to improve and benchmark advanced AI models. It operates as a research lab and data provider that curates, annotates, and…
What they do: Applied research lab building expert-curated datasets and data solutions to improve foundation-model reasoning and agent behavior
Headquarters: San Francisco, California
Founders: Carlos Georgescu; Danny Tang; Spencer Mateega
Recent funding: $30M Series A led by Altos Ventures (reported)
Employee count: 104
Training data and environment generation for foundation models and AI agents
Artificial intelligence / Machine learning / Data solutions
$30M
Reported implied valuation of $300M; reported surpassing $100M revenue run rate at time of round
Public profiles list Y Combinator as an early backer
“Series A led by Altos Ventures with participation from The Raine Group and existing investors including Y Combinator and BoxGroup; angel participation reported from individuals at major AI labs and tech firms”
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