Bentley Systems

iTwin Mesh Export API

Export 3D mesh geometry from iModels for use in CesiumJS, Three.js, Unity, and Unreal Engine visualizations.

iTwin Mesh Export API is one of 32 APIs that Bentley Systems publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Mesh Export, Geometry, 3D Tiles, glTF, and Cesium. The published artifact set on APIs.io includes API documentation, an API reference, and an OpenAPI specification.

GitHub OpenAPI

Documentation

📖
Documentation
https://developer.bentley.com/apis/mesh-export/
📖
APIReference
https://developer.bentley.com/apis/mesh-export/operations/

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/bentley-systems/refs/heads/main/openapi/itwin-mesh-export-openapi.yml

OpenAPI Specification

itwin-mesh-export-openapi.yml Raw ↑ 
openapi: 3.1.0
info:
  title: iTwin Mesh Export API
  description: Export 3D mesh geometry from iModels for use in CesiumJS, Three.js, Unity, and Unreal Engine.
  version: '1.0'
  contact:
    name: Bentley Developer Relations
    url: https://developer.bentley.com/apis/mesh-export/
  license:
    name: Bentley Developer Portal Terms
    url: https://developer.bentley.com/legal/
servers:
- url: https://api.bentley.com/mesh-export
  description: iTwin Platform Production
externalDocs:
  description: iTwin Mesh Export API Documentation
  url: https://developer.bentley.com/apis/mesh-export/
tags:
- name: Mesh Export
  description: Mesh Export resources for the iTwin Mesh Export API.
security:
- OAuth2: []
paths:
  /:
    get:
      tags:
      - Mesh Export
      summary: Get Mesh Export
      operationId: GetMeshExport
      responses:
        '200':
          description: List of Mesh Export
          content:
            application/json:
              schema:
                type: object
    post:
      tags:
      - Mesh Export
      summary: Create Mesh Export
      operationId: CreateMeshExport
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
      responses:
        '201':
          description: Mesh Export created
          content:
            application/json:
              schema:
                type: object
  /{exportId}:
    parameters:
    - name: exportId
      in: path
      required: true
      schema:
        type: string
        format: uuid
    get:
      tags:
      - Mesh Export
      summary: Get Mesh Export
      operationId: GetMeshExport
      responses:
        '200':
          description: List of Mesh Export
          content:
            application/json:
              schema:
                type: object
    patch:
      tags:
      - Mesh Export
      summary: Update Mesh Export
      operationId: UpdateMeshExport
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
      responses:
        '200':
          description: Mesh Export updated
    delete:
      tags:
      - Mesh Export
      summary: Delete Mesh Export
      operationId: DeleteMeshExport
      responses:
        '204':
          description: Mesh Export deleted
components:
  securitySchemes:
    OAuth2:
      type: oauth2
      description: "iTwin Platform OAuth2 \u2014 Bentley IMS"
      flows:
        authorizationCode:
          authorizationUrl: https://ims.bentley.com/connect/authorize
          tokenUrl: https://ims.bentley.com/connect/token
          scopes:
            itwin-platform: Full access to iTwin Platform APIs
  schemas:
    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
            message:
              type: string
            details:
              type: array
              items:
                type: object