> ## Documentation Index > Fetch the complete documentation index at: https://docs.easybilling.cloud/llms.txt > Use this file to discover all available pages before exploring further. # Query invoices & credit memos ## OpenAPI ````yaml /billing.openapi.json post /api/data-query openapi: 3.1.0 info: title: Billing description: |+ version: 1.0.0 summary: '' servers: - url: https://sbx.api.easybilling.cloud/billing description: SBX - url: https://api.easybilling.cloud/billing description: Production-AWS security: - token: [] tags: - name: account - name: payment method - name: contract action - name: usage event - name: billing document - name: invoice pdf - name: prepaid credits - name: customer portal paths: /api/data-query: post: tags: - billing document summary: Query invoices & credit memos parameters: - name: size in: query description: '' required: false schema: type: integer minimum: 20 maximum: 500 default: 20 - name: page in: query description: '' required: false schema: type: integer - name: trace-id in: header description: '' required: false example: '{{$string.uuid}}' schema: type: string default: '{{$string.uuid}}' requestBody: content: application/json: schema: type: object properties: startDate: type: string format: date endDate: type: string format: date queryObject: type: string enum: - invoice - credit-memo filters: type: array items: type: object properties: fieldName: type: string enum: - number - accountNumber - status fieldValues: type: array items: type: object properties: {} required: - queryObject examples: get invoices by account number: value: queryObject: invoice filters: - fieldName: accountNumber fieldValues: - ACC-0000000123 summary: get invoices by account number required: true responses: '200': description: '' content: application/json: schema: type: object properties: content: type: array items: $ref: '#/components/schemas/DataQueryResponseContent' number: type: integer title: Page number size: type: integer title: Number of items per page totalElements: type: integer title: Total number of items totalPages: type: integer title: Total number of pages last: type: boolean first: type: boolean numberOfElements: type: integer empty: type: boolean sort: type: object properties: empty: type: boolean sorted: type: boolean unsorted: type: boolean required: - empty - sorted - unsorted pageable: type: object properties: pageNumber: type: integer pageSize: type: integer offset: type: integer paged: type: boolean unpaged: type: boolean sort: type: object properties: empty: type: boolean sorted: type: boolean unsorted: type: boolean required: - empty - sorted - unsorted required: - pageNumber - pageSize - sort - offset - paged - unpaged required: - content - number - size - totalElements - totalPages - last - first - pageable - sort - numberOfElements - empty examples: Invoice list: summary: invoice list value: content: - id: 97b690f8-87ef-4cfd-ad40-22585d1defe3 accountId: 67773b78-11c2-435d-bddd-4c4eebc4bb3e contractId: 55aac344-1f7f-4846-b9d4-7c53cecf3345 number: INV-000000198 date: '2026-05-01' dueDate: '2026-05-01' subTotal: 200 discountAmount: 0 amountAfterDiscount: 200 taxAmount: 0 totalAmount: 200 balance: 200 currency: USD status: paid description: auto-testing-hybrid-drawdown2 createdAt: '2026-04-14T11:48:15Z' updatedAt: '2026-04-30T16:04:01Z' createdBy: system updatedBy: 39b21041-ddb5-4cda-98f5-bb28f3c70cf0 pageable: pageNumber: 0 pageSize: 20 sort: sorted: true empty: false unsorted: false offset: 0 paged: true unpaged: false last: true totalElements: 1 totalPages: 1 first: true size: 20 number: 0 sort: sorted: true empty: false unsorted: false numberOfElements: 1 empty: false Credit Memo List: summary: Credit Memo List value: content: - id: c6db1a67-10d7-4b33-8a69-108e2b9fdefa accountId: 429d8f4c-a055-4fb1-a8a7-db815751fa29 number: CM-000000123 date: '2026-05-20' dueDate: '2026-05-20' subTotal: 100 discountAmount: 0 amountAfterDiscount: 100 taxAmount: 0 totalAmount: 100 balance: 100 currency: USD status: posted reasonCode: consumption-based-credit originalInvoiceId: 4a64f7c9-cc6d-4d88-8024-12973a0e07fa createdAt: '2026-05-20T09:29:59Z' updatedAt: '2026-05-20T09:29:59Z' createdBy: 39b21041-ddb5-4cda-98f5-bb28f3c70cf0 updatedBy: 39b21041-ddb5-4cda-98f5-bb28f3c70cf0 pageable: pageNumber: 0 pageSize: 20 sort: sorted: true empty: false unsorted: false offset: 0 paged: true unpaged: false last: true totalElements: 1 totalPages: 1 first: true size: 20 number: 0 sort: sorted: true empty: false unsorted: false numberOfElements: 1 empty: false headers: {} deprecated: false security: - token: [] components: schemas: DataQueryResponseContent: oneOf: - $ref: '#/components/schemas/InvoiceInfo' - $ref: '#/components/schemas/creditMemoListRes' InvoiceInfo: type: object properties: accountId: type: string id: type: string number: type: string date: type: string format: date dueDate: type: string format: date totalAmount: type: number taxAmount: type: number subTotal: type: number discountAmount: type: number amountAfterDiscount: type: number currency: type: string createdAt: type: string format: date-time updatedAt: type: string format: date-time createdBy: type: string updatedBy: type: string status: type: string enum: - draft - posted - reversed - paid creditMemoListRes: type: object properties: id: type: string accountId: type: string number: type: string date: type: string dueDate: type: string subTotal: type: integer discountAmount: type: integer amountAfterDiscount: type: integer taxAmount: type: integer totalAmount: type: integer balance: type: integer currency: type: string status: type: string reasonCode: type: string originalInvoiceId: type: string createdAt: type: string updatedAt: type: string createdBy: type: string updatedBy: type: string securitySchemes: token: type: http scheme: bearer ````