> ## Documentation Index > Fetch the complete documentation index at: https://docs.mixpeek.com/docs/llms.txt > Use this file to discover all available pages before exploring further. # Get Vector Backend Usage > Get vector backend usage breakdown. Returns usage dimensions (vectors stored, storage, queries, writes) and cost breakdown for the tenant's active vector backend. Works for all backends: qdrant, mvs, and dual_write. **Requirements:** - Read permission ## OpenAPI ````yaml get /v1/organizations/billing/usage/vector-backend openapi: 3.1.0 info: title: Mixpeek API description: >- This is the Mixpeek API, providing access to various endpoints for data processing and retrieval. termsOfService: https://mixpeek.com/terms contact: name: Mixpeek Support url: https://mixpeek.com/contact email: info@mixpeek.com version: '0.82' servers: - url: https://api.mixpeek.com description: Production security: [] paths: /v1/organizations/billing/usage/vector-backend: get: tags: - Organization Billing summary: Get Vector Backend Usage description: |- Get vector backend usage breakdown. Returns usage dimensions (vectors stored, storage, queries, writes) and cost breakdown for the tenant's active vector backend. Works for all backends: qdrant, mvs, and dual_write. **Requirements:** - Read permission operationId: >- get_vector_backend_usage_v1_organizations_billing_usage_vector_backend_get parameters: - name: billing_month in: query required: false schema: anyOf: - type: string - type: 'null' description: Billing month in YYYY-MM format (defaults to current month) examples: - 2026-05 title: Billing Month description: Billing month in YYYY-MM format (defaults to current month) responses: '200': description: Successful Response content: application/json: schema: $ref: '#/components/schemas/VectorBackendUsageResponse' '400': description: Bad Request content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' '401': description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' '403': description: Forbidden content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' '404': description: Not Found content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' '422': description: Validation Error content: application/json: schema: $ref: '#/components/schemas/HTTPValidationError' '500': description: Internal Server Error content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' components: schemas: VectorBackendUsageResponse: properties: vector_backend: type: string title: Vector Backend description: Active vector backend for this tenant examples: - mvs billing_month: type: string title: Billing Month description: Billing month (YYYY-MM) examples: - 2026-05 namespace_count: type: integer title: Namespace Count description: Number of namespaces billed vectors_stored: type: integer title: Vectors Stored description: Total vectors stored across all namespaces storage_bytes: type: integer title: Storage Bytes description: Total storage bytes queries: type: integer title: Queries description: Total search queries in billing period writes: type: integer title: Writes description: Total writes in billing period cost_breakdown: $ref: '#/components/schemas/VectorUsageBreakdown' description: Detailed cost breakdown total_credits: type: integer title: Total Credits description: Total credits for vector backend usage total_cost_usd: type: number title: Total Cost Usd description: Total cost in USD type: object required: - vector_backend - billing_month - namespace_count - vectors_stored - storage_bytes - queries - writes - cost_breakdown - total_credits - total_cost_usd title: VectorBackendUsageResponse description: Response with vector backend usage details. ErrorResponse: properties: success: type: boolean title: Success description: Always false for error responses default: false status: type: integer title: Status description: HTTP status code for this error error: $ref: '#/components/schemas/ErrorDetail' description: Error details payload type: object required: - status - error title: ErrorResponse description: Error response model. examples: - error: details: id: ns_123 resource: namespace message: Namespace not found type: NotFoundError status: 404 success: false HTTPValidationError: properties: detail: items: $ref: '#/components/schemas/ValidationError' type: array title: Detail type: object title: HTTPValidationError VectorUsageBreakdown: properties: backend: type: string title: Backend description: 'Vector backend: qdrant, mvs, or dual_write' examples: - mvs vector_storage_usd: type: number title: Vector Storage Usd description: Raw cost for vector storage data_storage_usd: type: number title: Data Storage Usd description: Raw cost for data storage (GCS/S3) query_usd: type: number title: Query Usd description: Raw cost for search queries write_usd: type: number title: Write Usd description: Raw cost for writes/upserts total_usd: type: number title: Total Usd description: Total cost after overhead and margin total_credits: type: integer title: Total Credits description: Total credits for vector backend usage type: object required: - backend - vector_storage_usd - data_storage_usd - query_usd - write_usd - total_usd - total_credits title: VectorUsageBreakdown description: Cost breakdown for vector backend usage. ErrorDetail: properties: message: type: string title: Message description: Human-readable error message type: type: string title: Type description: Stable error type identifier (machine-readable) code: anyOf: - type: string - type: 'null' title: Code description: >- Fine-grained error code for programmatic handling (e.g., namespace_name_taken, feature_extractor_not_found). Present only when consumers may need to branch on a specific error condition. details: anyOf: - additionalProperties: true type: object - type: 'null' title: Details description: >- Optional structured details to help debugging (validation errors, IDs, etc.) type: object required: - message - type title: ErrorDetail description: Error detail model. ValidationError: properties: loc: items: anyOf: - type: string - type: integer type: array title: Location msg: type: string title: Message type: type: string title: Error Type input: title: Input ctx: type: object title: Context type: object required: - loc - msg - type title: ValidationError ````