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Proliferate

ActiveHiring

Do your life's work with agents

S25·Summer 2025·B2B·San Francisco, CA, USA·Founded 2025

Website ↗YC page ↗LinkedIn ↗Twitter ↗

About

We're a dense, small team in SF building the open source platform for working with agents.

Founders

Pablo Hansen· Founder
I finished my master's degree in AI at 19 and was then hire #1 at Onyx (YC W24) for a year before starting Proliferate (fka. Keystone).
LinkedIn ↗Twitter ↗

Product launches · 1 launch

Proliferate: the open source company coding agent ↗▲ 28Feb 23, 2026
Build yourself an AI coworker that actually takes work off your plate

Change history · 3 recorded

August 20, 2026
- Pitch updated07:00 PM
- Description rewritten07:00 PM
- Tags updated07:00 PM