The expensive part of an AI agent usually isn't the final answer: it's the string of small decisions behind it. Every tool pick and "are we done yet" check is its own LLM reasoning call, and agent loops make dozens per task. Jev is a typed decision layer built to replace exactly those calls. Here's what that looks like inside a personal finance agent answering a spending question, and what it's worth evaluating for your own MCP stack. Key Takeaways Jev never executes anything: it only routes, labels, or checks; your existing LLM and code still do the real work. In a finance agent, it turns a spending question into a routed, labeled, fact-checked answer without extra reasoning calls. Adoption is shadow-mode first: test it against your current routing before it touches production traffic What Is Jev, and Why Are AI Teams Adopting It Now? Jev is a fast, typed decision model: send it a state and bounded questions, and it answers each in one of three fixed shapes: ...
Advance Android Examples