Jcode
The harness company
YC Summer 2026Artificial IntelligenceDeveloper Tools
About Jcode
An agent is LLM + harness: We work purely on that second component. We do research to produce the most capable harness. Our harness has 18k stars on github
Founder
Jeremy Huang
Founder
hacked github top 500 monkey type https://github.com/1jehuang age 21