Y Combinator Retweets Open-Sourcing of QM Harness
Y Combinator retweets team posts announcing the open-source release of its internal multi-agent tool.
The official Y Combinator account amplified posts from team members including @eve_bouff, @koomen, and @xuster announcing the open-sourcing of QM. The tool served as YC's internal multi-agent harness for months. Multiple YC voices, including Garry Tan and Jared Friedman, highlighted its daily use across the company. Replies from outside observers noted its MIT license and compatibility with systems like Slack, Pi, Claude Code, and Codex.
We’ve decided to open-source a multi-agent harness we use internally at YC. We call it “QM” and it’s meant to be easy to customize, like Hermes or OpenClaw, but useful for a whole company. We use it across accounting, legal, events, and engineering (including building QM…
