openapi: 3.0.3
info:
  title: Microsoft Graph Excel Charts API
  description: REST API for accessing and manipulating Excel workbooks stored in OneDrive for Business, SharePoint sites, or Group drives through Microsoft Graph.
  version: 1.0.0
  contact:
    name: Microsoft Graph Support
    url: https://developer.microsoft.com/graph/support
  license:
    name: Microsoft API Terms of Use
    url: https://learn.microsoft.com/en-us/legal/microsoft-apis/terms-of-use
  x-generated-from: documentation
  x-last-validated: '2026-04-18'
servers:
- url: https://graph.microsoft.com/v1.0
  description: Microsoft Graph v1.0 production endpoint
security:
- oauth2:
  - Files.Read
  - Files.ReadWrite
tags:
- name: Charts
  description: Operations for managing charts within worksheets.
paths:
  /me/drive/items/{item-id}/workbook/worksheets/{worksheet-id-or-name}/charts:
    get:
      operationId: listCharts
      summary: Microsoft Excel List Charts
      description: Retrieve a list of charts in the worksheet.
      tags:
      - Charts
      parameters:
      - name: item-id
        in: path
        required: true
        description: The ID of the workbook file.
        schema:
          type: string
      - name: worksheet-id-or-name
        in: path
        required: true
        description: Worksheet ID or name.
        schema:
          type: string
      - name: workbook-session-id
        in: header
        required: false
        description: Workbook session ID.
        schema:
          type: string
      responses:
        '200':
          description: Charts returned successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ChartCollection'
              examples:
                ListCharts200Example:
                  summary: Default listCharts 200 response
                  x-microcks-default: true
                  value:
                    value:
                    - id: '{00000000-0008-0000-0100-000003000000}'
                      name: Chart 1
                      height: 235.5
                      width: 401.25
                      left: 276.0
                      top: 0.0
        '401':
          description: Unauthorized.
        '404':
          description: Worksheet not found.
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /me/drive/items/{item-id}/workbook/worksheets/{worksheet-id-or-name}/charts/Add:
    post:
      operationId: addChart
      summary: Microsoft Excel Add Chart
      description: Create a new chart in the worksheet.
      tags:
      - Charts
      parameters:
      - name: item-id
        in: path
        required: true
        description: The ID of the workbook file.
        schema:
          type: string
      - name: worksheet-id-or-name
        in: path
        required: true
        description: Worksheet ID or name.
        schema:
          type: string
      - name: workbook-session-id
        in: header
        required: false
        description: Workbook session ID.
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                type:
                  type: string
                  description: Chart type.
                sourcedata:
                  type: string
                  description: Source data range.
                seriesby:
                  type: string
                  description: Series by setting.
            examples:
              AddChartRequestExample:
                summary: Default addChart request
                x-microcks-default: true
                value:
                  type: ColumnClustered
                  sourcedata: A1:C4
                  seriesby: Auto
      responses:
        '201':
          description: Chart created successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Chart'
        '400':
          description: Bad request.
        '401':
          description: Unauthorized.
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    Chart:
      type: object
      description: Represents an Excel chart object.
      properties:
        id:
          type: string
          description: Unique identifier for the chart.
          example: '{00000000-0008-0000-0100-000003000000}'
        name:
          type: string
          description: The name of the chart.
          example: Chart 1
        height:
          type: number
          format: double
          description: Height in points.
          example: 235.5
        width:
          type: number
          format: double
          description: Width in points.
          example: 401.25
        left:
          type: number
          format: double
          description: Left position in points.
          example: 276.0
        top:
          type: number
          format: double
          description: Top position in points.
          example: 0.0
    ChartCollection:
      type: object
      description: Collection of charts.
      properties:
        value:
          type: array
          items:
            $ref: '#/components/schemas/Chart'
  securitySchemes:
    oauth2:
      type: oauth2
      description: OAuth 2.0 authorization using Microsoft Identity Platform
      flows:
        authorizationCode:
          authorizationUrl: https://login.microsoftonline.com/common/oauth2/v2.0/authorize
          tokenUrl: https://login.microsoftonline.com/common/oauth2/v2.0/token
          scopes:
            Files.Read: Read user files
            Files.ReadWrite: Read and write user files