# @howaboua/pi-skill-codex-prompt-caching

Designs and reviews GPT-5.6/Codex Pi prompts, tools, provider payloads, transport and compaction without accidentally destroying reusable prompt prefixes.

## Install

```bash
pi install npm:@howaboua/pi-skill-codex-prompt-caching
```

The skill covers OpenAI's current prompt-caching contract, Codex request construction, Pi extension hooks, Responses and WebSocket continuation, dynamic tools, reasoning switches and cache measurement.