> ## Documentation Index > Fetch the complete documentation index at: https://docs.hyperline.co/llms.txt > Use this file to discover all available pages before exploring further. # Update aggregator > Update the details of an existing aggregator. ## OpenAPI ````yaml put /v1/aggregators/{id} openapi: 3.1.0 info: title: Hyperline API version: 0.0.0 servers: - url: https://api.hyperline.co - url: https://sandbox.api.hyperline.co security: [] paths: /v1/aggregators/{id}: put: tags: - Aggregators summary: Update aggregator description: Update the details of an existing aggregator. operationId: updateAggregator parameters: - schema: type: string required: true name: id in: path requestBody: content: application/json: schema: $ref: '#/components/schemas/UpdateAggregator' responses: '200': description: '' content: application/json: schema: allOf: - $ref: '#/components/schemas/Aggregator' - type: object '404': description: Aggregator not found content: application/json: schema: type: object properties: message: type: string required: - message security: - bearer: [] components: schemas: UpdateAggregator: type: object properties: entity: type: string description: The billable event entity to aggregate. example: api_calls type: type: string enum: - metered - licensed default: metered description: The type of aggregator. where: type: - object - 'null' properties: conditional: type: string enum: - and - or fields: type: array items: allOf: - type: object properties: property: type: string required: - property - oneOf: - type: object properties: operator: type: string enum: - isNull - isNotNull required: - operator - type: object properties: operator: type: string enum: - in - notIn value: type: string required: - operator - value - type: object properties: operator: type: string enum: - gte - gt - lt - lte value: type: number required: - operator - value - type: object properties: operator: type: string enum: - equals - notEqual value: anyOf: - type: string - type: number - type: boolean required: - operator - value required: - conditional - fields description: Filter conditions for the aggregation. name: type: string description: Name of the aggregator. description: type: - string - 'null' description: Description of the aggregator. allow_negative_values: type: boolean default: false description: Whether the aggregator can produce negative values. aggregate_on_customers_enabled: type: boolean default: false description: Whether the aggregator should aggregate on customers. custom_event_name: type: string description: Custom event name for the aggregator. exposed_event_keys: type: array items: type: string description: Event keys exposed by the aggregator. unit_name: type: - string - 'null' description: >- Display name of the unit being measured (e.g. 'user', 'request'). Used as fallback for products attached to this aggregator. example: user default_interval_count: type: integer description: Default interval count for usage periods. default_interval_period: type: string enum: - days - weeks - months - years description: Default interval period for usage periods. thresholds: type: array items: type: object properties: id: type: string description: Threshold ID. Required when updating an existing threshold. name: type: string description: Name of the threshold. threshold_value: type: number description: The threshold value. comparison_operator: type: string enum: - gte - lte default: gte description: The comparison operator for the threshold. required: - threshold_value description: Thresholds for the aggregator. Replaces existing thresholds. operation: type: string enum: - count - sum description: The aggregation operation to perform. property: type: string description: The property to sum. Required when operation is 'sum'. Aggregator: type: - object - 'null' properties: id: type: string entity: type: string operation: type: string enum: - count - sum property: type: - string - 'null' where: type: - object - 'null' properties: conditional: type: string enum: - and - or fields: type: array items: allOf: - type: object properties: property: type: string required: - property - oneOf: - type: object properties: operator: type: string enum: - isNull - isNotNull required: - operator - type: object properties: operator: type: string enum: - in - notIn value: type: string required: - operator - value - type: object properties: operator: type: string enum: - gte - gt - lt - lte value: type: number required: - operator - value - type: object properties: operator: type: string enum: - equals - notEqual value: anyOf: - type: string - type: number - type: boolean required: - operator - value required: - conditional - fields type: type: string enum: - metered - licensed name: type: - string - 'null' description: type: - string - 'null' allow_negative_values: type: boolean aggregate_on_customers_enabled: type: boolean default_interval_count: type: - integer - 'null' default_interval_period: type: - string - 'null' enum: - days - weeks - months - years custom_event_name: type: - string - 'null' exposed_event_keys: type: array items: type: string unit_name: type: - string - 'null' thresholds: type: array items: $ref: '#/components/schemas/AggregatorThreshold' created_at: type: string format: date updated_at: type: string format: date required: - id - entity - operation - property - where - type - name - description - allow_negative_values - aggregate_on_customers_enabled - default_interval_count - default_interval_period - custom_event_name - exposed_event_keys - unit_name - thresholds - created_at - updated_at AggregatorThreshold: type: object properties: id: type: string name: type: string threshold_value: type: number comparison_operator: type: string enum: - gte - lte required: - id - name - threshold_value - comparison_operator securitySchemes: bearer: type: http scheme: bearer bearerFormat: JWT ````