> ## Documentation Index > Fetch the complete documentation index at: https://docs.voiceflow.com/llms.txt > Use this file to discover all available pages before exploring further. # Get check > Returns a single test check by ID, with the fields that define it. A test check is one assertion about an agent turn, comparing the reply or the behaviour behind it. ## OpenAPI ````yaml /specs-prettified/realtime/openapi.stable.json get /v1/stable/test-check/{checkID} openapi: 3.0.0 info: title: Realtime description: Realtime gateway API service version: 1.0.0 contact: {} servers: - url: https://realtime-api.voiceflow.com security: [] tags: [] paths: /v1/stable/test-check/{checkID}: get: tags: - Test Check summary: Get check description: >- Returns a single test check by ID, with the fields that define it. A test check is one assertion about an agent turn, comparing the reply or the behaviour behind it. operationId: StableTestCheckController_get parameters: - name: checkID required: true in: path schema: type: string x-vf-doc: description: The ID of the test check to operate on. description: The ID of the test check to operate on. - name: projectID required: true in: query schema: type: string description: The ID of the project to operate on. - name: environmentAlias required: true in: query schema: type: string description: The alias of the environment to operate on (e.g. `main`). responses: '200': description: >- Returns one check with the `turnID` it belongs to and the payload for its type: the expected string or judge prompt for a response check, the routing target and whether it should be reached, or the tool and whether it should be called. content: application/json: schema: $ref: '#/components/schemas/StableTestCheckResponse' x-vf-doc: description: >- Returns one check with the `turnID` it belongs to and the payload for its type: the expected string or judge prompt for a response check, the routing target and whether it should be reached, or the tool and whether it should be called. security: - token: [] components: schemas: StableTestCheckResponse: type: object properties: check: $ref: '#/components/schemas/StableTestCheck' required: - check StableTestCheck: oneOf: - type: object properties: id: type: string turnID: type: string description: The ID of the turn this check belongs to. createdAt: type: string format: date-time pattern: >- ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$ updatedAt: type: string format: date-time pattern: >- ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$ type: type: string enum: - response description: >- Identifies a check that judges the agent's response text against expected criteria. x-enumNames: - RESPONSE payload: $ref: '#/components/schemas/ResponseSimulationTurnTestPayload' required: - id - turnID - createdAt - updatedAt - type - payload - type: object properties: id: type: string turnID: type: string description: The ID of the turn this check belongs to. createdAt: type: string format: date-time pattern: >- ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$ updatedAt: type: string format: date-time pattern: >- ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$ type: type: string enum: - routing description: >- Identifies a check that verifies whether the agent routed to a specific playbook or workflow. x-enumNames: - ROUTING payload: type: object properties: routeTo: nullable: true description: >- The routing target to check against, paired with shouldRoute. Null when asserting no routing at all. type: object properties: resourceID: type: string description: >- The ID of the playbook or workflow the check routes against. resourceType: type: string enum: - playbook - workflow description: Whether resourceID is a playbook or a workflow. x-enumNames: - PLAYBOOK - WORKFLOW required: - resourceID - resourceType shouldRoute: type: boolean required: - routeTo - shouldRoute required: - id - turnID - createdAt - updatedAt - type - payload - type: object properties: id: type: string turnID: type: string description: The ID of the turn this check belongs to. createdAt: type: string format: date-time pattern: >- ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$ updatedAt: type: string format: date-time pattern: >- ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$ type: type: string enum: - tool description: >- Identifies a check that verifies whether the agent called a specific tool. x-enumNames: - TOOL payload: $ref: '#/components/schemas/ToolSimulationTurnTestPayload' required: - id - turnID - createdAt - updatedAt - type - payload ResponseSimulationTurnTestPayload: oneOf: - $ref: '#/components/schemas/SimulationTurnTestJudgeEqual' - $ref: '#/components/schemas/SimulationTurnTestJudgeLLMEval' ToolSimulationTurnTestPayload: type: object properties: tool: nullable: true allOf: - $ref: '#/components/schemas/ToolSimulationTurnTestPayloadTool' shouldCall: type: boolean required: - tool - shouldCall SimulationTurnTestJudgeEqual: type: object properties: type: type: string enum: - equal x-enumNames: - EQUAL value: type: string required: - type - value SimulationTurnTestJudgeLLMEval: type: object properties: type: type: string enum: - llm_eval x-enumNames: - LLM_EVAL prompt: type: string required: - type - prompt ToolSimulationTurnTestPayloadTool: oneOf: - $ref: '#/components/schemas/NativeToolSimulationTurnTestPayload' - $ref: '#/components/schemas/ApiCallToolSimulationTurnTestPayload' - $ref: '#/components/schemas/FunctionToolSimulationTurnTestPayload' - $ref: '#/components/schemas/IntegrationToolSimulationTurnTestPayload' - $ref: '#/components/schemas/McpIntegrationToolSimulationTurnTestPayload' NativeToolSimulationTurnTestPayload: type: object properties: type: type: string enum: - native x-enumNames: - NATIVE kind: $ref: '#/components/schemas/SimulationTurnTestToolNativeKind' required: - type - kind ApiCallToolSimulationTurnTestPayload: type: object properties: type: type: string enum: - api-call x-enumNames: - API_CALL toolID: type: string required: - type - toolID FunctionToolSimulationTurnTestPayload: type: object properties: type: type: string enum: - function x-enumNames: - FUNCTION toolID: type: string required: - type - toolID IntegrationToolSimulationTurnTestPayload: type: object properties: type: type: string enum: - integration x-enumNames: - INTEGRATION toolID: type: string required: - type - toolID McpIntegrationToolSimulationTurnTestPayload: type: object properties: type: type: string enum: - mcp-integration x-enumNames: - MCP_INTEGRATION toolID: type: string required: - type - toolID SimulationTurnTestToolNativeKind: type: string enum: - end - card - button - carousel - skip-turn - web-search - call-forward - knowledge-base x-enumNames: - END - CARD - BUTTON - CAROUSEL - SKIP_TURN - WEB_SEARCH - CALL_FORWARD - KNOWLEDGE_BASE securitySchemes: token: scheme: bearer bearerFormat: JWT type: http description: Voiceflow bearer token ````