YC Summer 2026 (S26) founder

Barnaby Malet

Founder of machine0, AWS for Agents

Company

Barnaby Malet is listed as a founder of machine0. machine0 is a CLI for agent compute: `machine0 new mybox` gives your agent a full cloud VM, billed by the minute, from small up to 60 vCPU / 240 GB and 8×H100s. Agents drive it themselves via CLI or MCP. Agent workloads are moving from ephemeral to always-on. A coding agent working on a hard feature runs 6-8 hours. Auto-research agents run for days. machine0 is the environment in which these agents run.

Founder traction evidence

Public posts and activity attributed directly to this founder.

  1. LinkedIn

    machine0 YC S26 acceptance and product demo

    Verified founder Barnaby Malet announced acceptance into YC S26 as a solo founder and demoed machine0 for persistent cloud VMs used by agents.

  2. X

    In the future, agents will run in the cloud, not on your laptop.

    In the future, agents will run in the cloud, not on your laptop. Today, we're launching @machine__0 backed by @ycombinator, a CLI that gives every agent its own persistent & powerful cloud computer.

  3. X

    New machine0 demo 🚨 Claude Code in tmux on a VM with all your tools in under 15 seconds.

    New machine0 demo 🚨 Claude Code in tmux on a VM with all your tools in under 15 seconds. Gist & VM nix code below 👇 https://t.co/cIEdMm86z6

  4. X

    If you haven’t tried NixOS, you’re missing out! It’s one of machine0’s killer features.

    If you haven’t tried NixOS, you’re missing out! It’s one of machine0’s killer features. It allows you to define your entire Linux system as code, declaratively, with 100% reproducibility guarantees. The nix ecosystem is super mature, and the language is highly expressive:...

  5. X

    Introducing Disks 💾 One command to create persistent block storage volumes.

    Introducing Disks 💾 One command to create persistent block storage volumes. Any size you want from 10GB to 16TB. Now you can manage your data and your compute separately. Like to docs below👇 https://t.co/G4Bzap5wUe

  6. X

    Need *very* powerful VMs in your region with absolutely no hassle? "machine0 new myvm --size 6xl --region us-east" That's 60 vCPU, 240 GB RAM & 99.99% uptime.

    Need *very* powerful VMs in your region with absolutely no hassle? "machine0 new myvm --size 6xl --region us-east" That's 60 vCPU, 240 GB RAM & 99.99% uptime. Billed by the minute.

  7. X

    Another tagline for machine0 could be "Serious Computers made Simple".

    Another tagline for machine0 could be "Serious Computers made Simple". Customers are increasingly using high end boxes (up to 240GB RAM / 60 vCPU & H100s) to offload compute heavy tasks such as compilation and auto-research. They have 99.99% uptime guarantees and are priced by

  8. X

    Super excited to launch our new brand identity.

    Super excited to launch our new brand identity. The four node arrangement represents physical and virtual machines. More coming soon!