
X Article
Sydney Runkle
Building Prod with Jev and LangGraph
Building Prod with Jev and LangGraph
Core points (3)
- Jev makes judgment a primitive: typed answers with probabilities, far cheaper than LLM calls.
- LangGraph owns control flow; the model only sits at branches needing semantic judgment.
- Interrupt-based human-in-the-loop keeps risky decisions auditable without killing automation.



