---
title: "Mercor acquires Deeptune, which builds reinforcement learning environments for AI agents, three months after CEO Brendan Foody backed Deeptune's $43M Series A (Lily Mae Lazarus/Fortune) — Stuff That Spins"
description: "Lily Mae Lazarus / Fortune: Mercor acquires Deeptune, which builds reinforcement learning environments for AI agents, three months after CEO Brendan Foody back…"
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keywords: ["narrative intelligence", "SpinGraph", "AI recall"]
date: "2026-07-09T21:55:02+00:00"
modified: "2026-07-10T00:00:49.82507+00:00"
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# Mercor acquires Deeptune, which builds reinforcement learning environments for AI agents, three months after CEO Brendan Foody backed Deeptune's $43M Series A (Lily Mae Lazarus/Fortune)

**Source:** Unknown  
**Published:** July 9, 2026  
**Original:** https://www.techmeme.com/260709/p39#a260709p39  

## On this page

- [Overview](#overview)

<a id="overview"></a>

## Overview

Lily Mae Lazarus / Fortune: Mercor acquires Deeptune, which builds reinforcement learning environments for AI agents, three months after CEO Brendan Foody backed Deeptune's $43M Series A &mdash; Brendan Foody started Mercor when he was 19 years old. Now he's 23, worth billions on paper, and running one of the fastest-growing companies in AI history.

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