igorwarzocha Discover and load an applicable general prompt caching skill before cache-sensitive work.
For a reported miss or suspicious model, prewarm, keepalive, replay, or compaction transition, also load an applicable agent-session diagnostics skill and read references/cache-investigation.md.
Read references/codex-pi-map.md before changing conversion routing, request construction, Code Mode, continuation, prewarm, compaction, or another extension that changes the system prompt, active tools, provider-visible history, model, or reasoning lane.
Use the map to find current owners, then inspect the source and final provider request. The map is not a frozen behavior claim.