ai-cost-and-metering

# AI Cost And Metering ## Operating contract ## Inputs | Input | Required | Purpose | |---|---|---| | Domain evidence | yes | provider price cards and effective dates, usage events, tenant and feature keys, budgets, billing terms, and currency rules | ## Outputs - Produce: meter schema, attribution rules, cost model, budget controls, reconciliation checks, and billing handoff. ## Capability and permission boundaries Default to read-only analysis. Read only scoped records; redact secrets and regulated data. Writes, execution, network calls, production configuration, customer communication, billing changes, and delegation require explicit authority and an identified owner. Never widen tenant, time-window, or system scope implicitly. ## Degraded mode When required telemetry, evidence, execution, network access, or write authority is unavailable, return a partial result with each unassessed item labelled, preserve the safest existing state, and state the evidence or approval needed to continue. Never convert missing evidence into a pass. ## Decision rules | Condition | Action | |---|---| | Scope, owner, or threshold is missing | Stop the affected decision and request it | | Evidence is incomplete but read-only analysis is safe | Produce a qualified partial result and gap list | | A mutation exceeds authority or tenant boundary | Block it and route for approval | | Evidence meets the stated threshold | Issue the output with provenance and owner | ## Anti-Patterns - Tr...