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Brendan Foody

CEO & Co-Founder at Mercor

CEO and co-founder of Mercor, the fastest-growing company in history to reach $500M in revenue (17 months); youngest unicorn founder ever; Mercor helps AI labs hire experts to train their models, with zero customer churn and 1,600%+ net retention.

Dimension Profile

Strategic Vision 80%
Execution & Craft 80%
Data & Experimentation 50%
Growth & Distribution 70%
Team & Leadership 50%
User Empathy & Research 50%

Key Themes

AI model training marketplace hypergrowth execution evals era in AI expert labor for AI labs AI lab bottlenecks unprecedented revenue growth

Episode Summary

Brendan Foody, the youngest unicorn founder ever, explains how Mercor became the fastest-growing company in history by identifying and filling a critical bottleneck for AI labs: finding expert humans who can measure and evaluate model capabilities. With zero customer churn and 1,600%+ net retention, Mercor's marketplace connects AI labs with the specialized talent they need to train models, capitalizing on the insight that the wealthiest companies will spend whatever it takes to improve AI capabilities.

Leadership Principles

  • The wealthiest companies in the world are willing to spend whatever it takes to improve model capabilities — follow the money to find the biggest opportunities
  • AI labs' primary bottleneck is measuring what success looks like for the model — humans who can do what models can't are the scarce resource
  • The market is bound by the amount of things where humans can do something that models can't — find and fill that gap

Notable Quotes

"The wealthiest companies in the world are willing to spend whatever it takes to improve model capabilities."

— On why the AI training market is so large

"The lab's primary bottleneck to improve models is how they can effectively have some way of measuring what success looks like for the model."

— On the fundamental problem Mercor solves for AI labs

"We grew from 1 to 400 million in revenue run rate in 16 months, fastest ascent in history."

— On Mercor's unprecedented growth trajectory

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