Cianplan

Level 5: AI / LLM systems · L5.4 LLM gateways, caching & cost control

Why an LLM gateway

List what a gateway centralizes: keys, routing, limits, logging.

11 min · Pro

What you take away

  • A gateway is the one place where provider credentials, model choice, limits, caching and the per-call usage record exist.

And 3 more inside the class, in Pro.

How the class is laid out

  1. The problem
  2. The front office
  3. The five things that can only live in one place
  4. Library, self-hosted or managed
  5. Check your understanding