# description
Core v0.1 response schema. Top-level totals describe the complete requested interval and repeat unchanged across item pages.

# properties.billing_currency.description
ISO 4217 alphabetic currency code. The schema checks syntax; the provider remains responsible for using an assigned code.

# properties.period_start.description
Inclusive start of the exact requested interval.

# properties.period_end.description
Exclusive end of the exact requested interval.

# properties.credits.description
Signed credit total; a negative value reduces billed cost.

# properties.billed_cost.description
Invoice-basis cost after reduced rates and discounts, including applicable tax charges.

# properties.effective_cost.description
Optional FOCUS amortized cost including the applicable portion of prepaid purchases.

# properties.updated_at.description
Time when the provider calculated this snapshot.

# properties.next_page_token.description
Opaque token binding the original query and provider snapshot.

# $defs.costItem.properties.credits.description
Signed credit total; a negative value reduces billed cost.

# $defs.costItem.properties.billed_cost.description
Invoice-basis cost including applicable tax charges.