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Git Wasn't Built for Agents, So Mesa Rebuilt the File System | Agents Hour

August 14, 2026

Git wasn't built for AI agents — so Ben Warren's team rebuilt the file system from scratch. Ben Warren, co-founder and CTO of Mesa (YC S24), joins Shane and Abhi to explain why the file system is the missing primitive for AI agents, and how Mesa — a versioned, POSIX-compatible file system with Git-style branching — lets you run massively parallel agents without the pain of Git.

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Episode Transcript

00:00

Git wasn't built for agents

00:23

Meet Ben Warren & Mesa

01:33

Why file systems are the right primitive

03:52

Why Git doesn't work for agents

05:23

Owning the storage layer & syncing to GitHub

06:01

The backstory

08:24

Demo: the CFO command center

10:30

Demo: Three parallel agents

12:22

The versioning model: forks, merges & clones

14:12

Beyond work trees

16:22

Where to find Mesa

17:10

Outro