---
title: "The Complete Guide to Inference Caching in LLMs"
date: 2026-04-17
source: https://machinelearningmastery.com/the-complete-guide-to-inference-caching-in-llms/
description: "Calling a large language model API at scale is expensive and slow."
---

# The Complete Guide to Inference Caching in LLMs

Calling a large language model API at scale is expensive and slow.

*Published: 2026-04-17*