# LLM Cost Optimization Audit

> You added prompt caching and your bill went up.

- Skill: `rikocr8orh8/llm-cost-optimization-audit` (Agent Skill)
- Install (CLI): `npx skillmds@latest add rikocr8orh8/llm-cost-optimization-audit`
- Raw SKILL.md: https://api.skillmd.com/api/skills/rikocr8orh8/llm-cost-optimization-audit/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: AI & ML
- Author: rikocr8orh8 (https://skillmd.com/u/rikocr8orh8)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/rikocr8orh8/llm-cost-optimization-audit

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# LLM Cost-Optimization Audit — $49

You added prompt caching and your bill went up. Caching a prefix you reuse less often than the TTL window is a net loss, not a no-op. Profiles first, then audits the levers that actually move an inference bill, each saving quoted with its precondition.

**This is a preview.** The full skill (method, Iron Rules, dated snapshots, worked examples) is available on Agensi:
[agensi.io/skills/llm-cost-optimization-audit](https://www.agensi.io/skills/llm-cost-optimization-audit)