> ## Documentation Index > Fetch the complete documentation index at: https://docs.roark.ai/llms.txt > Use this file to discover all available pages before exploring further. # Get a metric variant > One configuration of this metric, by id. ## OpenAPI ````yaml /api-reference/openapi.documented.json get /v1/metric/definitions/{idOrSlug}/variants/{variantId} openapi: 3.1.0 info: title: Roark Analytics API description: >- The Roark Analytics API gives you access to the same API that powers the award winning Roark Analytics platform. version: 1.0.0 servers: - description: Production url: https://api.roark.ai security: - Bearer: [] tags: - name: Agent - name: Agent Endpoint - name: Call - name: Chat - name: Metric - name: Metric Policy - name: Metric Collection Job - name: Customer Flow - name: Customer Flow Edge Case - name: Simulation - name: Simulation Persona - name: Simulation Environment - name: Simulation Scenario - name: Simulation Run Plan - name: Simulation Run Plan Job - name: Simulation Job - name: HTTP Request Definition - name: Webhook - name: Issue - name: Knowledge Base - name: Config - name: CLI Auth - name: Call Analysis - name: Health paths: /v1/metric/definitions/{idOrSlug}/variants/{variantId}: get: tags: - Metric summary: Get a metric variant description: One configuration of this metric, by id. operationId: getV1MetricDefinitionsByIdOrSlugVariantsByVariantId parameters: - name: idOrSlug in: path required: true description: Metric definition UUID or its stable slug. schema: type: string - name: variantId in: path required: true description: Variant UUID. schema: type: string format: uuid responses: '200': description: The variant content: application/json: schema: type: object properties: data: $ref: '#/components/schemas/MetricVariantResponse' required: - data '400': content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' description: Validation error example: type: validation code: invalid_parameter message: The request was invalid param: email description: Bad Request '401': content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' description: Authentication error example: type: authentication code: unauthorized message: Authentication required description: Unauthorized '403': content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' description: Permission error example: type: forbidden code: permission_denied message: You do not have permission to access this resource description: Forbidden '404': content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' description: Not found error example: type: not_found code: resource_not_found message: The requested resource could not be found description: Not Found '429': content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' description: Rate limit error example: type: rate_limit code: too_many_requests message: Rate limit exceeded description: Too Many Requests '500': content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' description: Server error example: type: internal code: internal_error message: Internal server error description: Internal Server Error x-codeSamples: - lang: JavaScript source: >- import Roark from '@roarkanalytics/sdk'; const client = new Roark({ bearerToken: process.env['ROARK_API_BEARER_TOKEN'], // This is the default and can be omitted }); const response = await client.metricVariant.getByID('182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e', { idOrSlug: 'idOrSlug', }); console.log(response.data); - lang: Python source: |- import os from roark_analytics import Roark client = Roark( bearer_token=os.environ.get("ROARK_API_BEARER_TOKEN"), # This is the default and can be omitted ) response = client.metric_variant.get_by_id( "182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e", id_or_slug="idOrSlug", ) print(response.data) components: schemas: MetricVariantResponse: type: object properties: id: type: string format: uuid description: Unique identifier for the variant. metricDefinitionId: type: string format: uuid description: The metric this variant configures. name: type: string description: >- Name of the variant. "Default" is the one a metric is scored with unless something pins another. versionId: type: - string - 'null' format: uuid description: >- The variant's current version: an immutable snapshot of its configuration. Editing the variant advances this. Null only for a variant left without one, which cannot be scored until it is configured. isSystem: type: boolean description: >- True for Roark's own variant, shared by every organization. Editing one forks it for yours; the original is left alone. isDefault: type: boolean description: >- Whether this is the variant a metric is scored with when nothing pins another. createdAt: type: string description: When the variant was created. updatedAt: type: string description: When the variant was last changed. required: - id - metricDefinitionId - name - versionId - isSystem - isDefault - createdAt - updatedAt description: One named configuration of a metric. ErrorResponse: type: object properties: type: type: string enum: - validation - authentication - forbidden - not_found - conflict - payment_required - rate_limit - internal description: The error type category examples: - validation - authentication code: type: string description: Machine-readable error code identifier examples: - invalid_parameter - missing_required_field - unauthorized message: type: string description: Human-readable error message examples: - The request was invalid - Authentication required param: type: string description: The parameter that caused the error (if applicable) examples: - email - user_id details: description: Additional error context information required: - type - code - message securitySchemes: Bearer: type: http scheme: bearer bearerFormat: JWT ````