> ## Documentation Index
> Fetch the complete documentation index at: https://docs.flexprice.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Get usage by subscription

> Use when showing usage for a subscription (e.g. in a portal or for overage checks). Supports time range and filters.



## OpenAPI

````yaml /api-reference/openapi.json post /subscriptions/usage
openapi: 3.0.1
info:
  title: Flexprice API
  description: Flexprice API Service
  contact:
    name: API Support
  license:
    name: AGPL-3.0
    url: https://www.gnu.org/licenses/agpl-3.0.html
  version: '1.0'
servers:
  - url: https://us.api.flexprice.io/v1
    description: US Region
  - url: https://api.cloud.flexprice.io/v1
    description: India Region
security: []
paths:
  /subscriptions/usage:
    post:
      tags:
        - Subscriptions
      summary: Get usage by subscription
      description: >-
        Use when showing usage for a subscription (e.g. in a portal or for
        overage checks). Supports time range and filters.
      operationId: getSubscriptionUsage
      requestBody:
        description: Usage request
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/GetUsageBySubscriptionRequest'
        required: true
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetUsageBySubscriptionResponse'
        '400':
          description: Invalid request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/errors.ErrorResponse'
        '500':
          description: Server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/errors.ErrorResponse'
      security:
        - ApiKeyAuth: []
components:
  schemas:
    GetUsageBySubscriptionRequest:
      required:
        - subscription_id
      type: object
      properties:
        end_time:
          type: string
          example: '2024-03-20T00:00:00Z'
          format: date-time
        lifetime_usage:
          type: boolean
          example: false
        start_time:
          type: string
          example: '2024-03-13T00:00:00Z'
          format: date-time
        subscription_id:
          type: string
          example: '123'
    GetUsageBySubscriptionResponse:
      type: object
      properties:
        amount:
          type: number
        charges:
          type: array
          items:
            $ref: '#/components/schemas/SubscriptionUsageByMetersResponse'
        commitment_amount:
          type: number
        commitment_utilized:
          type: number
          description: Amount of commitment used
        currency:
          type: string
        display_amount:
          type: string
        end_time:
          type: string
          format: date-time
        has_overage:
          type: boolean
          description: Whether any usage exceeded commitment
        overage_amount:
          type: number
          description: Amount charged at overage rate
        overage_factor:
          type: number
        start_time:
          type: string
          format: date-time
    errors.ErrorResponse:
      type: object
      properties:
        code:
          type: string
          enum:
            - not_found
            - already_exists
            - version_conflict
            - validation_error
            - invalid_operation
            - permission_denied
            - http_client_error
            - database_error
            - system_error
            - internal_error
            - service_unavailable
        details:
          type: object
          additionalProperties:
            type: object
        http_status_code:
          type: integer
        message:
          type: string
      x-speakeasy-name-override: ErrorResponse
    SubscriptionUsageByMetersResponse:
      type: object
      properties:
        amount:
          type: number
        currency:
          type: string
        display_amount:
          type: string
        filter_values:
          $ref: '#/components/schemas/price.JSONBFilters'
        is_overage:
          type: boolean
          description: Whether this charge is at overage rate
        meter_display_name:
          type: string
        meter_id:
          type: string
        overage_factor:
          type: number
          description: Factor applied to this charge if in overage
        price:
          $ref: '#/components/schemas/price.Price'
        quantity:
          type: number
        subscription_line_item_id:
          type: string
          description: 'For feature_usage: direct match by sub_line_item_id'
    price.JSONBFilters:
      type: object
      additionalProperties:
        type: array
        items:
          type: string
    price.Price:
      type: object
      properties:
        amount:
          type: string
          description: |-
            Amount stored in main currency units (e.g., dollars, not cents)
            For USD: 12.50 means $12.50
        billing_cadence:
          $ref: '#/components/schemas/types.BillingCadence'
        billing_model:
          $ref: '#/components/schemas/types.BillingModel'
        billing_period:
          $ref: '#/components/schemas/types.BillingPeriod'
        billing_period_count:
          type: integer
          description: BillingPeriodCount is the count of the billing period ex 1, 3, 6, 12
        conversion_rate:
          type: string
          description: >-
            ConversionRate is the conversion rate of the price unit to the fiat
            currency
        created_at:
          type: string
          format: date-time
        created_by:
          type: string
        currency:
          type: string
          description: Currency 3 digit ISO currency code in lowercase ex usd, eur, gbp
        description:
          type: string
          description: Description of the price
        display_amount:
          type: string
          description: |-
            DisplayAmount is the formatted amount with currency symbol
            For USD: $12.50
        display_name:
          type: string
          description: DisplayName is the name of the price
        display_price_unit_amount:
          type: string
          description: DisplayPriceUnitAmount is the formatted amount of the price unit
        end_date:
          type: string
          description: EndDate is the end date of the price
          format: date-time
        entity_id:
          type: string
          description: EntityID holds the value of the "entity_id" field.
        entity_type:
          $ref: '#/components/schemas/types.PriceEntityType'
        environment_id:
          type: string
          description: EnvironmentID is the environment identifier for the price
        group_id:
          type: string
          description: GroupID references the group this price belongs to
        id:
          type: string
          description: ID uuid identifier for the price
        invoice_cadence:
          $ref: '#/components/schemas/types.InvoiceCadence'
        lookup_key:
          type: string
          description: LookupKey used for looking up the price in the database
        metadata:
          $ref: '#/components/schemas/price.JSONBMetadata'
        meter_id:
          type: string
          description: MeterID is the id of the meter for usage based pricing
        min_quantity:
          type: string
          description: MinQuantity is the minimum quantity of the price
          nullable: true
        parent_price_id:
          type: string
          description: >-
            ParentPriceID references the root price (always set for price
            lineage tracking)
        price_unit:
          type: string
          description: PriceUnit is the code of the price unit (e.g., 'btc', 'eth')
        price_unit_amount:
          type: string
          description: PriceUnitAmount is the amount of the price unit
        price_unit_id:
          type: string
          description: PriceUnitID is the id of the price unit (for CUSTOM type)
        price_unit_tiers:
          type: array
          description: >-
            PriceUnitTiers are the tiers for the price unit when BillingModel is
            TIERED
          items:
            $ref: '#/components/schemas/price.PriceTier'
        price_unit_type:
          $ref: '#/components/schemas/types.PriceUnitType'
        start_date:
          type: string
          description: StartDate is the start date of the price
          format: date-time
        status:
          $ref: '#/components/schemas/types.Status'
        tenant_id:
          type: string
        tier_mode:
          $ref: '#/components/schemas/types.BillingTier'
        tiers:
          type: array
          items:
            $ref: '#/components/schemas/price.PriceTier'
        transform_quantity:
          $ref: '#/components/schemas/price.JSONBTransformQuantity'
        trial_period_days:
          type: integer
          description: >-
            TrialPeriodDays is the number of days for the trial period

            Note: This is only applicable for recurring prices
            (BILLING_CADENCE_RECURRING)
        type:
          $ref: '#/components/schemas/types.PriceType'
        updated_at:
          type: string
          format: date-time
        updated_by:
          type: string
    types.BillingCadence:
      type: string
      enum:
        - RECURRING
      x-enum-varnames:
        - BILLING_CADENCE_RECURRING
      x-speakeasy-name-override: BillingCadence
    types.BillingModel:
      type: string
      enum:
        - FLAT_FEE
        - PACKAGE
        - TIERED
      x-enum-varnames:
        - BILLING_MODEL_FLAT_FEE
        - BILLING_MODEL_PACKAGE
        - BILLING_MODEL_TIERED
      x-speakeasy-name-override: BillingModel
    types.BillingPeriod:
      type: string
      enum:
        - MONTHLY
        - ANNUAL
        - WEEKLY
        - DAILY
        - QUARTERLY
        - HALF_YEARLY
        - ONETIME
      x-enum-varnames:
        - BILLING_PERIOD_MONTHLY
        - BILLING_PERIOD_ANNUAL
        - BILLING_PERIOD_WEEKLY
        - BILLING_PERIOD_DAILY
        - BILLING_PERIOD_QUARTER
        - BILLING_PERIOD_HALF_YEAR
        - BILLING_PERIOD_ONETIME
      x-speakeasy-name-override: BillingPeriod
    types.PriceEntityType:
      type: string
      enum:
        - PLAN
        - SUBSCRIPTION
        - ADDON
        - PRICE
        - COSTSHEET
      x-enum-varnames:
        - PRICE_ENTITY_TYPE_PLAN
        - PRICE_ENTITY_TYPE_SUBSCRIPTION
        - PRICE_ENTITY_TYPE_ADDON
        - PRICE_ENTITY_TYPE_PRICE
        - PRICE_ENTITY_TYPE_COSTSHEET
      x-speakeasy-name-override: PriceEntityType
    types.InvoiceCadence:
      type: string
      enum:
        - ARREAR
        - ADVANCE
      x-enum-varnames:
        - InvoiceCadenceArrear
        - InvoiceCadenceAdvance
      x-speakeasy-name-override: InvoiceCadence
    price.JSONBMetadata:
      type: object
      additionalProperties:
        type: string
    price.PriceTier:
      type: object
      properties:
        flat_amount:
          type: string
          description: >-
            flat_amount is the flat amount for the given tier (optional)

            Applied on top of unit_amount*quantity. Useful for cases like "2.7$
            + 5c"
        unit_amount:
          type: string
          description: unit_amount is the amount per unit for the given tier
        up_to:
          type: integer
          description: >-
            up_to is the quantity up to which this tier applies. It is null for
            the last tier.

            IMPORTANT: Tier boundaries are INCLUSIVE.

            - If up_to is 1000, then quantity less than or equal to 1000 belongs
            to this tier

            - This behavior is consistent across both VOLUME and SLAB tier modes
    types.PriceUnitType:
      type: string
      enum:
        - FIAT
        - CUSTOM
      x-enum-varnames:
        - PRICE_UNIT_TYPE_FIAT
        - PRICE_UNIT_TYPE_CUSTOM
      x-speakeasy-name-override: PriceUnitType
    types.Status:
      type: string
      enum:
        - published
        - deleted
        - archived
      x-enum-varnames:
        - StatusPublished
        - StatusDeleted
        - StatusArchived
      x-speakeasy-name-override: Status
    types.BillingTier:
      type: string
      enum:
        - VOLUME
        - SLAB
      x-enum-varnames:
        - BILLING_TIER_VOLUME
        - BILLING_TIER_SLAB
      x-speakeasy-name-override: BillingTier
    price.JSONBTransformQuantity:
      type: object
      properties:
        divide_by:
          type: integer
          description: Divide quantity by this number
        round:
          $ref: '#/components/schemas/types.RoundType'
    types.PriceType:
      type: string
      enum:
        - USAGE
        - FIXED
      x-enum-varnames:
        - PRICE_TYPE_USAGE
        - PRICE_TYPE_FIXED
      x-speakeasy-name-override: PriceType
    types.RoundType:
      type: string
      enum:
        - up
        - down
      x-enum-varnames:
        - ROUND_UP
        - ROUND_DOWN
      x-speakeasy-name-override: RoundType
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      description: Enter your API key in the format *x-api-key <api-key>**
      name: x-api-key
      in: header

````