We’re building a SaaS AI assistant in ~90 lines of TypeScript (Live)
typescript
dev.to
Most AI assistant demos look impressive until you try to actually ship them inside a product. That’s where things usually break. Not because of the model, but because of the infrastructure around it: managing state across steps, handling tool calls, and dealing with retries. The "Demo-to-Production" Gap After experimenting with different approaches, we kept running into the same problem: systems were either too abstract and hard to control, or too manual and impossible to scale. We decided to t