> ## Documentation Index > Fetch the complete documentation index at: https://nova.dweet.com/docs/llms.txt > Use this file to discover all available pages before exploring further. # Get Library Criterion > Retrieve a single criterion from the tenant criteria library Use this endpoint to fetch a saved library criterion by ID. ## OpenAPI ````yaml GET /v1/criteria-library/{criterionId} openapi: 3.1.0 info: title: Nova Embed API description: >- The Nova Embed API enables ATS platforms to generate job-scoped screening criteria and score applications asynchronously against those criteria. version: 1.0.0 contact: name: Nova Support email: nova@dweet.com servers: - url: https://embed.nova.dweet.com description: >- Environment is determined by API key prefix: sk_test_* for sandbox, sk_live_* for production. security: - bearerAuth: [] tags: - name: Analytics description: View scoring performance, webhook health, and error breakdowns. - name: Criteria description: Generate and manage job-scoped screening criteria. - name: Scoring description: Submit applications for scoring and fetch scoring job results. - name: Deletion description: Request application or tenant deletion and poll for completion. - name: Criteria Library description: Manage tenant-scoped reusable criteria templates. - name: Rate Limits description: Check your current rate limit status. - name: Webhooks description: >- Events sent to your registered webhook endpoints. Verify signatures with HMAC-SHA256 using your webhook secret. paths: /v1/criteria-library/{criterionId}: get: tags: - Criteria Library summary: Get a library criterion operationId: getCriteriaLibraryCriterion parameters: - $ref: '#/components/parameters/TenantId' - $ref: '#/components/parameters/CriterionId' responses: '200': description: Library criterion headers: X-RateLimit-Bucket: $ref: '#/components/headers/X-RateLimit-Bucket' X-RateLimit-Limit: $ref: '#/components/headers/X-RateLimit-Limit' X-RateLimit-Remaining: $ref: '#/components/headers/X-RateLimit-Remaining' X-RateLimit-Reset: $ref: '#/components/headers/X-RateLimit-Reset' content: application/json: schema: $ref: '#/components/schemas/GetLibraryCriterionResponse' '401': $ref: '#/components/responses/ErrorResponse' '404': $ref: '#/components/responses/ErrorResponse' '429': $ref: '#/components/responses/RateLimitedResponse' '500': $ref: '#/components/responses/ErrorResponse' x-codeSamples: - lang: typescript label: '@nova-sdk/api' source: |- import { Nova } from "@nova-sdk/api"; const nova = new Nova({ apiKey: "sk_test_...", tenantId: "acme-corp", }); const criterion = await nova.criteriaLibrary.get("lib_abc123"); - lang: bash label: cURL source: >- curl -X GET "https://embed.nova.dweet.com/v1/criteria-library/lib_abc123" \ -H "Authorization: Bearer sk_test_..." \ -H "X-Tenant-Id: acme-corp" components: parameters: TenantId: name: X-Tenant-Id in: header required: true description: Your customer identifier. Tenants are auto-provisioned on first request. schema: type: string example: acme-corp CriterionId: name: criterionId in: path required: true description: Criterion ID. schema: type: string headers: X-RateLimit-Bucket: description: Which rate limit bucket the request was classified into schema: type: string enum: - criteria_ai - criteria_current_reads - scoring_intake_batch - scoring_intake_single - read_and_ops - rate_limit_status - analytics X-RateLimit-Limit: description: Maximum requests per second for this bucket schema: type: integer X-RateLimit-Remaining: description: Requests remaining in the current 1-second window schema: type: integer X-RateLimit-Reset: description: Unix timestamp when the current window resets schema: type: integer Retry-After: description: >- Seconds to wait before retrying a short-window RATE_LIMITED or service-unavailable response whose body has retryable: true. schema: type: integer X-RateLimit-Degraded: description: >- Present and set to "true" when rate limiting is operating in degraded mode (Redis unavailable). Values in other rate limit headers are best-effort estimates. schema: type: string enum: - 'true' schemas: GetLibraryCriterionResponse: type: object required: - criterion properties: criterion: $ref: '#/components/schemas/LibraryCriterion' LibraryCriterion: type: object required: - id - text - importance - category - createdAt properties: id: type: string text: type: string importance: $ref: '#/components/schemas/CriterionImportance' category: type: - string - 'null' createdAt: type: string format: date-time HttpError: type: object required: - type - code - status - message - retryable - traceId properties: type: type: string description: URI reference that identifies the error type code: $ref: '#/components/schemas/ErrorCode' status: type: integer description: HTTP status code message: type: string description: Error message retryable: type: boolean description: When true, retrying the request may succeed traceId: type: string description: Trace ID for debugging details: type: - array - 'null' description: Field-level validation details items: type: object required: - field - code - message properties: field: type: string code: type: string message: type: string CriterionImportance: type: string enum: - MUST_HAVE - PREFERRED - NICE_TO_HAVE ErrorCode: type: string description: >- Machine-readable error code. Generated from the canonical error registry. enum: - UNAUTHORIZED - FORBIDDEN - VALIDATION_ERROR - ANSWER_MISMATCH - CRITERIA_INVALID - CRITERIA_REVISION_CONFLICT - NOT_FOUND - TENANT_NOT_FOUND - JOB_NOT_FOUND - APPLICATION_NOT_FOUND - QUESTION_SET_NOT_FOUND - CRITERIA_NOT_FOUND - CRITERION_NOT_FOUND - CRITERIA_VERSION_NOT_FOUND - SCORING_JOB_NOT_FOUND - BATCH_NOT_FOUND - LIBRARY_CRITERION_NOT_FOUND - RATE_LIMITED - MONTHLY_TRIAL_QUOTA_EXCEEDED - IDEMPOTENCY_KEY_ALREADY_USED - IDEMPOTENCY_REQUEST_IN_PROGRESS - RESUME_FETCH_FAILED - RESUME_CONVERSION_FAILED - RESUME_ENCRYPTED - RESUME_CORRUPTED - RESUME_PARSE_FAILED - RESUME_TOO_LARGE - RESUME_EMPTY - RESUME_URL_BLOCKED - AI_PROCESSING_FAILED - AI_GENERATION_FAILED - AI_SCORING_FAILED - MISSING_JOB_DESCRIPTION - TIMEOUT - MAX_RETRIES_EXCEEDED - TASK_STUCK - DELETION_REQUEST_NOT_FOUND - DELETION_REQUEST_FAILED - INTERNAL_ERROR - SERVICE_UNAVAILABLE - UNKNOWN responses: ErrorResponse: description: Error response content: application/json: schema: $ref: '#/components/schemas/HttpError' RateLimitedResponse: description: >- Too many requests. Short-window RATE_LIMITED responses include retry timing and rate limit headers. Monthly trial quota responses use MONTHLY_TRIAL_QUOTA_EXCEEDED with retryable: false. headers: Retry-After: $ref: '#/components/headers/Retry-After' X-RateLimit-Bucket: $ref: '#/components/headers/X-RateLimit-Bucket' X-RateLimit-Limit: $ref: '#/components/headers/X-RateLimit-Limit' X-RateLimit-Remaining: $ref: '#/components/headers/X-RateLimit-Remaining' X-RateLimit-Reset: $ref: '#/components/headers/X-RateLimit-Reset' X-RateLimit-Degraded: $ref: '#/components/headers/X-RateLimit-Degraded' content: application/json: schema: $ref: '#/components/schemas/HttpError' securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: API key description: 'Use Authorization: Bearer sk_test_* or Authorization: Bearer sk_live_*.' ````