Cache & Rate-Limit Upstreams
Protect backends from runaway model calls.
Models Can Hammer Backends
An eager model may call a tool again and again. Without guards, it can overload the database or API behind it. ⚠️
Cache Repeated Reads
A cache stores recent results so an identical request returns instantly instead of hitting the upstream a second time.
All lessons in this course
- Expose SQL Queries Safely
- Wrap a REST API as Tools
- Pool Connections in Lifespan
- Cache & Rate-Limit Upstreams