Why it matters

Chargeback shapes cost culture. Understanding shapes FinOps.

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The architecture

Tag every LLM call by team.

Aggregate + report per team.

Bill or show-back.

LLM chargeback stackTag callsby team / projectAggregateper team + periodBill or show-backinternal invoiceShow-back first (visibility); charge-back later (accountability)
LLM chargeback.
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How it works end to end

Standardized tagging.

Monthly reports.

Show-back → charge-back transition.

FinOps dashboards.