Prompt Caching

Your AI Agent Is Bleeding 10x More Cash Than You Think. Here’s Why Nobody’s Talking About It.

A silent cache bug in Codex on AWS Bedrock is causing 10x cost overruns for AI projects. The prompt caching system meant to save money is instead writing expensive cache misses, and AI-generated support threads are useless. This is a wake-up call for anyone deploying LLM agents in production: monitor your cache hit rate before the bill arrives.