openapi: 3.0.3
info:
  title: Amberflo Metering API
  description: >-
    The Amberflo Metering API provides meter definition management,
    high-throughput event ingestion, usage queries, raw event queries, and
    filtering rules for usage-based billing and cost management.
  version: 1.0.0
  contact:
    name: Amberflo Support
    url: https://www.amberflo.io/company/contact
  x-generated-from: documentation
  x-last-validated: '2026-04-19'
servers:
  - url: https://app.amberflo.io
    description: Amberflo Production API
security:
  - ApiKeyAuth: []
tags:
  - name: Meter Definitions
    description: Create, read, update, and delete meter definitions
  - name: Event Ingestion
    description: Ingest meter events for usage tracking
  - name: Usage Queries
    description: Query aggregated usage data and raw events
  - name: Filtering Rules
    description: Manage meter event filtering rules
paths:
  /ingest:
    post:
      operationId: ingestMeterEvents
      summary: Amberflo Ingest Meter Events
      description: >-
        Ingest one or more meter events for usage tracking. Supports both single
        event objects and arrays of events with idempotency via uniqueId.
      tags:
        - Event Ingestion
      requestBody:
        required: true
        content:
          application/json:
            schema:
              oneOf:
                - $ref: '#/components/schemas/MeterEvent'
                - type: array
                  items:
                    $ref: '#/components/schemas/MeterEvent'
            examples:
              IngestMeterEventsRequestExample:
                summary: Default ingestMeterEvents request
                x-microcks-default: true
                value:
                  meterApiName: api-calls
                  customerId: customer-123456
                  meterValue: 1
                  meterTimeInMillis: 1718153645993
                  uniqueId: evt-a1b2c3d4
                  dimensions:
                    region: us-east-1
                    tier: premium
      responses:
        '200':
          description: Successful request — events accepted for ingestion
          content:
            application/json:
              schema:
                type: string
              examples:
                IngestMeterEvents200Example:
                  summary: Default ingestMeterEvents 200 response
                  x-microcks-default: true
                  value: OK
        '400':
          description: Bad request — invalid event data
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized — invalid or missing API key
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /meter-definition:
    get:
      operationId: listMeterDefinitions
      summary: Amberflo List Meter Definitions
      description: List all meter definitions configured in the account.
      tags:
        - Meter Definitions
      responses:
        '200':
          description: Array of meter definitions
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/MeterDefinition'
              examples:
                ListMeterDefinitions200Example:
                  summary: Default listMeterDefinitions 200 response
                  x-microcks-default: true
                  value:
                    - meterApiName: api-calls
                      displayName: API Calls
                      label: api-calls
                      type: SUM_OF_ALL_USAGE
                      meterTimeInMillis: 1718153645993
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    post:
      operationId: createMeterDefinition
      summary: Amberflo Create Meter Definition
      description: Create a new meter definition for tracking usage events.
      tags:
        - Meter Definitions
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/MeterDefinitionRequest'
            examples:
              CreateMeterDefinitionRequestExample:
                summary: Default createMeterDefinition request
                x-microcks-default: true
                value:
                  meterApiName: api-calls
                  displayName: API Calls
                  type: SUM_OF_ALL_USAGE
                  dimensions: []
      responses:
        '200':
          description: Created meter definition
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MeterDefinition'
              examples:
                CreateMeterDefinition200Example:
                  summary: Default createMeterDefinition 200 response
                  x-microcks-default: true
                  value:
                    meterApiName: api-calls
                    displayName: API Calls
                    label: api-calls
                    type: SUM_OF_ALL_USAGE
                    meterTimeInMillis: 1718153645993
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    put:
      operationId: updateMeterDefinition
      summary: Amberflo Update Meter Definition
      description: Update an existing meter definition.
      tags:
        - Meter Definitions
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/MeterDefinition'
      responses:
        '200':
          description: Updated meter definition
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MeterDefinition'
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /meter-definition/{meterApiName}:
    get:
      operationId: getMeterDefinitionById
      summary: Amberflo Get Meter Definition by ID
      description: Retrieve a specific meter definition by its API name.
      tags:
        - Meter Definitions
      parameters:
        - name: meterApiName
          in: path
          required: true
          description: The API name of the meter definition
          schema:
            type: string
          example: api-calls
      responses:
        '200':
          description: Meter definition
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MeterDefinition'
        '404':
          description: Meter definition not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    delete:
      operationId: deleteMeterDefinition
      summary: Amberflo Delete Meter Definition
      description: Delete a meter definition by its API name.
      tags:
        - Meter Definitions
      parameters:
        - name: meterApiName
          in: path
          required: true
          description: The API name of the meter definition to delete
          schema:
            type: string
          example: api-calls
      responses:
        '200':
          description: Meter definition deleted successfully
        '404':
          description: Meter definition not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /usage:
    post:
      operationId: queryUsage
      summary: Amberflo Query Usage Data
      description: >-
        Query aggregated usage data for meters with time series, grouping, and
        filtering options.
      tags:
        - Usage Queries
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UsageQueryRequest'
            examples:
              QueryUsageRequestExample:
                summary: Default queryUsage request
                x-microcks-default: true
                value:
                  meterApiName: api-calls
                  startTimeInSeconds: 1718100000
                  endTimeInSeconds: 1718186400
                  aggregation: SUM
                  timeGroupingInterval: DAY
                  groupBy:
                    - customerId
      responses:
        '200':
          description: Usage query results
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UsageQueryResponse'
              examples:
                QueryUsage200Example:
                  summary: Default queryUsage 200 response
                  x-microcks-default: true
                  value:
                    clientMeters:
                      api-calls:
                        - groupInfo:
                            customerId: customer-123456
                          records:
                            - '1718100000': 42.0
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /meter-event-filtering-rules:
    post:
      operationId: createFilteringRule
      summary: Amberflo Create or Update Filtering Rule
      description: Create or update a filtering rule for meter events.
      tags:
        - Filtering Rules
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/FilteringRule'
      responses:
        '200':
          description: Filtering rule created or updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/FilteringRule'
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    get:
      operationId: listFilteringRules
      summary: Amberflo List Filtering Rules
      description: List existing filtering rules for a meter.
      tags:
        - Filtering Rules
      parameters:
        - name: meterApiName
          in: query
          required: true
          description: The meter API name to list filtering rules for
          schema:
            type: string
          example: api-calls
      responses:
        '200':
          description: Array of filtering rules
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/FilteringRule'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-KEY
      description: API key for authentication, accessible from Amberflo Settings > Account Configuration > API Keys
  schemas:
    MeterEvent:
      type: object
      description: A single meter event representing a unit of usage
      required:
        - meterTimeInMillis
      properties:
        meterApiName:
          type: string
          description: The API name of the meter to ingest to
          example: api-calls
        customerId:
          type: string
          description: Unique identifier for the customer
          example: customer-123456
        meterValue:
          type: number
          description: The usage amount for this event
          example: 1.0
        meterTimeInMillis:
          type: integer
          format: int64
          description: Event timestamp in Unix time (milliseconds)
          example: 1718153645993
        uniqueId:
          type: string
          description: Custom identifier for event deduplication
          example: evt-a1b2c3d4
        dimensions:
          type: object
          additionalProperties:
            type: string
          description: Key-value pairs for event categorization
          example:
            region: us-east-1
            tier: premium
        values:
          type: object
          additionalProperties:
            type: number
          description: Map of meterApiName to meterValue for multi-meter ingestion
    MeterDefinition:
      type: object
      description: A meter definition that specifies how usage events are tracked and aggregated
      required:
        - meterApiName
        - displayName
        - type
      properties:
        meterApiName:
          type: string
          description: Unique API name for the meter
          example: api-calls
        displayName:
          type: string
          description: Human-readable display name for the meter
          example: API Calls
        label:
          type: string
          description: Label identifier for the meter
          example: api-calls
        type:
          type: string
          description: Aggregation type for the meter
          enum:
            - SUM_OF_ALL_USAGE
            - MAX_IN_PERIOD
            - UNIQUE_CUSTOMERS_COUNT
          example: SUM_OF_ALL_USAGE
        meterTimeInMillis:
          type: integer
          format: int64
          description: Creation timestamp in Unix milliseconds
          example: 1718153645993
        dimensions:
          type: array
          description: List of dimension names for this meter
          items:
            type: string
    MeterDefinitionRequest:
      type: object
      description: Request body for creating a meter definition
      required:
        - meterApiName
        - displayName
        - type
      properties:
        meterApiName:
          type: string
          description: Unique API name for the meter
          example: api-calls
        displayName:
          type: string
          description: Human-readable display name
          example: API Calls
        type:
          type: string
          description: Aggregation type for the meter
          enum:
            - SUM_OF_ALL_USAGE
            - MAX_IN_PERIOD
            - UNIQUE_CUSTOMERS_COUNT
          example: SUM_OF_ALL_USAGE
        dimensions:
          type: array
          description: Dimension names for this meter
          items:
            type: string
    UsageQueryRequest:
      type: object
      description: Request body for querying usage data
      required:
        - meterApiName
        - startTimeInSeconds
        - endTimeInSeconds
        - aggregation
        - timeGroupingInterval
      properties:
        meterApiName:
          type: string
          description: Name of the meter to query
          example: api-calls
        startTimeInSeconds:
          type: integer
          description: Query start time in Unix seconds
          example: 1718100000
        endTimeInSeconds:
          type: integer
          description: Query end time in Unix seconds
          example: 1718186400
        aggregation:
          type: string
          description: Aggregation function to apply
          enum:
            - SUM
            - MAX
            - COUNT
          example: SUM
        timeGroupingInterval:
          type: string
          description: Time interval for grouping results
          enum:
            - HOUR
            - DAY
            - WEEK
            - MONTH
          example: DAY
        groupBy:
          type: array
          description: Dimensions to group results by
          items:
            type: string
          example:
            - customerId
        customerFilter:
          type: array
          description: List of customer IDs to filter by
          items:
            type: string
        filter:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Key-value filter for dimension-based filtering
    UsageQueryResponse:
      type: object
      description: Response from a usage data query
      properties:
        clientMeters:
          type: object
          additionalProperties:
            type: array
            items:
              $ref: '#/components/schemas/UsageRecord'
          description: Map of meter API name to usage records
    UsageRecord:
      type: object
      description: A usage record grouped by dimension values
      properties:
        groupInfo:
          type: object
          additionalProperties:
            type: string
          description: Group dimension values for this record
        records:
          type: array
          description: Time-series usage data points
          items:
            type: object
            additionalProperties:
              type: number
    FilteringRule:
      type: object
      description: A rule for filtering meter events before ingestion
      required:
        - meterApiName
      properties:
        meterApiName:
          type: string
          description: The meter API name this rule applies to
          example: api-calls
        ruleId:
          type: string
          description: Unique identifier for this filtering rule
          example: rule-a1b2c3
        dimensionName:
          type: string
          description: The dimension to filter on
          example: region
        dimensionValues:
          type: array
          description: Values to include or exclude
          items:
            type: string
          example:
            - us-east-1
            - eu-west-1
        action:
          type: string
          description: Whether to include or exclude matching events
          enum:
            - INCLUDE
            - EXCLUDE
          example: INCLUDE
    ErrorResponse:
      type: object
      description: Error response returned by the API
      properties:
        message:
          type: string
          description: Human-readable error message
          example: Invalid API key provided
        code:
          type: string
          description: Error code for programmatic handling
          example: UNAUTHORIZED
        details:
          type: string
          description: Additional error details