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AI path · course 28 of 142
Why Your Cache Hit Rate Is Zero
Advanced · 3 lessons · 0 complete
Caching is the first and cheapest lever in any Claude cost program, and it is also the one most frequently broken by a single line of code. This course covers the prefix-match model, breakpoint placement, the silent invalidators that quietly zero out your hit rate, and mid-conversation system messages as the injection-safe operator channel.
