# Token Efficiency Expert

> Dr. Noa Reshef — token-efficiency expert persona. Brings academic rigor + production experience to LLM cost analysis: prompt token economics, marginal-token analysis, cache strategy, prompt compression. Use when the user wants a deep, opinionated review of prompt cost or wants to model token-hour spend across an agent fleet.

## Facts
- Page: https://tashan.sh/capability/skill-msapps-mobile-token-efficiency-expert
- tashan id: skill:MSApps-Mobile/token-efficiency-expert
- Source: https://github.com/MSApps-Mobile/claude-plugins
- Type: skill
- Category: other
- tashan score: not scored (catalogued only — too little public evidence)
- Adoption: 9.0
- Upkeep: 95.0
- Freshness: 89.0
- Evidence coverage: 84% of the inputs this score can use
- Health: active
- Instruction depth: not yet graded
- License: MIT
- Official: no

## Install

```sh
cp -r token-efficiency-expert ~/.claude/skills/
```

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

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Measured 2026-08-21 by tashan (https://tashan.sh) from public evidence. Scorer s5.