openapi: 3.1.0
info:
  title: Tink Account Check Accounts Budgets API
  description: 'Tink Account Check verifies that a bank account belongs to the person or business presenting it. After a customer authenticates via Tink Link the Account Check report exposes verified account ownership, identity, IBAN or sort-code/account number, account type, balance, and holder match status. The report can be retrieved as JSON for programmatic use or as a PDF for compliance archives.

    '
  version: '1.0'
  contact:
    name: Tink Developer Support
    url: https://docs.tink.com/resources/account-check
servers:
- url: https://api.tink.com
  description: Tink EU Production
- url: https://api.us.tink.com
  description: Tink US Production
security:
- BearerAuth: []
tags:
- name: Budgets
  description: Personal and business budgets.
paths:
  /finance-management/v1/business-budgets:
    post:
      summary: Tink Create A Business Budget
      description: Create a one-off or recurring business budget tied to a category, merchant, or tag set.
      operationId: createBusinessBudget
      tags:
      - Budgets
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BudgetRequest'
      responses:
        '201':
          description: Budget created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Budget'
    get:
      summary: Tink List Business Budgets
      description: List business budgets, optionally filtered by progress status.
      operationId: listBusinessBudgets
      tags:
      - Budgets
      parameters:
      - in: query
        name: progress_status_in
        schema:
          type: string
          enum:
          - ON_TRACK
          - AT_RISK
          - EXCEEDED
      responses:
        '200':
          description: Budgets returned.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BudgetList'
  /finance-management/v1/business-budgets/{budgetId}:
    get:
      summary: Tink Get A Business Budget
      description: Retrieve a business budget by id with current progress and remaining amount.
      operationId: getBusinessBudget
      tags:
      - Budgets
      parameters:
      - $ref: '#/components/parameters/BudgetIdParam'
      responses:
        '200':
          description: Budget returned.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Budget'
    patch:
      summary: Tink Update A Business Budget
      description: Update fields on a business budget (limit, period, tags).
      operationId: updateBusinessBudget
      tags:
      - Budgets
      parameters:
      - $ref: '#/components/parameters/BudgetIdParam'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BudgetRequest'
      responses:
        '200':
          description: Budget updated.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Budget'
    delete:
      summary: Tink Delete A Business Budget
      description: Delete a business budget.
      operationId: deleteBusinessBudget
      tags:
      - Budgets
      parameters:
      - $ref: '#/components/parameters/BudgetIdParam'
      responses:
        '204':
          description: Budget deleted.
  /finance-management/v1/business-budgets/{budgetId}/history:
    get:
      summary: Tink Get Business Budget History
      description: Retrieve the historical performance of a budget across past periods.
      operationId: getBusinessBudgetHistory
      tags:
      - Budgets
      parameters:
      - $ref: '#/components/parameters/BudgetIdParam'
      responses:
        '200':
          description: Budget history returned.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BudgetHistory'
components:
  schemas:
    BudgetRequest:
      type: object
      properties:
        name:
          type: string
        amount:
          $ref: '#/components/schemas/Money'
        period:
          type: string
          enum:
          - ONE_OFF
          - WEEK
          - MONTH
          - QUARTER
          - YEAR
        startDate:
          type: string
          format: date
        endDate:
          type: string
          format: date
        filters:
          type: object
          properties:
            categoryIds:
              type: array
              items:
                type: string
            merchantNames:
              type: array
              items:
                type: string
            tags:
              type: array
              items:
                type: string
    BudgetHistory:
      type: object
      properties:
        budgetId:
          type: string
        periods:
          type: array
          items:
            type: object
            properties:
              periodStart:
                type: string
                format: date
              periodEnd:
                type: string
                format: date
              spent:
                $ref: '#/components/schemas/Money'
              status:
                type: string
                enum:
                - ON_TRACK
                - AT_RISK
                - EXCEEDED
    Money:
      type: object
      properties:
        amount:
          type: string
        currencyCode:
          type: string
    Budget:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
        amount:
          $ref: '#/components/schemas/Money'
        period:
          type: string
        startDate:
          type: string
          format: date
        endDate:
          type: string
          format: date
        progress:
          type: object
          properties:
            spent:
              $ref: '#/components/schemas/Money'
            remaining:
              $ref: '#/components/schemas/Money'
            status:
              type: string
              enum:
              - ON_TRACK
              - AT_RISK
              - EXCEEDED
    BudgetList:
      type: object
      properties:
        budgets:
          type: array
          items:
            $ref: '#/components/schemas/Budget'
  parameters:
    BudgetIdParam:
      in: path
      name: budgetId
      required: true
      schema:
        type: string
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer