Build with AI · Area · Tools · Guides · Projects
Deployment, observability and optimization
Operate released systems with traces, cost visibility, incidents, rollback and measured improvement. Start with a free tool; read a guide for the why; follow a project when one answer isn’t enough.
Tools · Use it now
Router simulator
Prompt regression runner
Cache and batch savings
Monthly bill explainer
Guides · Learn it
AI Cost and Performance Engineering
Keeping an AI feature cheap after launch
Routing between models
Observability for small teams
Projects · Build it
Set up a model router with a cost cap