LLM Cost Optimization Cut LLM costs by 50–90% with the right combination of caching, model selection, prompt optimization, and self-hosting. When to Use This Skill Use this skill when: - LLM API spend is growing faster than revenue - You need to attribute AI costs to teams, products, or customers - Implementing caching to avoid redundant LLM calls - Deciding when to switch from API providers to self-hosted models - Optimizing prompt length without sacrificing quality Cost Levers by Impact | Strategy | Typical Savings | Effort | |----------|-----------------|--------| | Semantic caching | 20–5…