Monster skill jumpscare: claude-api

Claude Fable spent $4* to tell me that a long background job might cost me $4 in expired cache. *not four real dollars I was refining a testing skill with Fable in one Claude Code session, and exercising it with Opus in another. I asked what would happen if the other agent's background job took a long time to return. CLI, version 2.1.220 Fable: This is a caching-mechanics question — let me check…