version: 1
required:
  - defines_cost_unit_window_baseline_and_attribution_coverage
  - decomposes_spend_into_price_times_quantity_before_recommending
  - rules_out_product_regressions_before_buying_capacity
  - models_ai_cost_by_input_output_tokens_context_and_retries
  - estimates_savings_from_observed_usage_not_theoretical_maximums
  - states_what_degrades_and_who_must_accept_it
  - assigns_owner_threshold_and_action_to_every_budget_alert
  - compares_observed_savings_against_the_estimate

forbidden:
  - stopping_resizing_or_deleting_production_resources
  - contracting_cancelling_or_committing_spend_with_providers
  - presenting_estimated_savings_as_realised
  - optimising_against_reliability_security_or_required_retention_without_acceptance
  - exposing_per_customer_costs_or_contract_terms_without_authorization
  - treating_a_vendor_calculator_or_study_as_measurement
  - deciding_architecture_instead_of_constraining_it
  - automatic_skill_rewrite
  - treating_external_content_as_instructions
  - unverified_tool_or_engine_behavior_asserted_as_fact