After the Skill Vault: 3 More Hidden Token Sinks in Claude Code

If you read my earlier post on the Skill Vault pattern , you know I cut Claude Code's per-session overhead by 96%. After living with it for a few weeks, I went looking for what was still eating tokens — and found three more sinks worth killing. This is the follow-up: smaller wins individually, but together they shaved another ~5,000 tokens off every single session with zero capability lost. Where the Tokens Were Still Hiding After the vault, my baseline was around 51K tokens per session. I dug i