Tongji University

Tongji University AI Services API

Asynchronous speech-recognition and document-OCR services offered to campus applications by the Tongji University Information Office.

Documentation GitHub OpenAPI

Operations 4

GET /v1/ai/audio/transcriptions/result Speech recognition — fetch task result #

POST /v1/ai/audio/transcriptions/task Speech recognition — submit task #

GET /v1/ai/tools/file2md/result Document OCR / file-to-Markdown — fetch task result #

POST /v1/ai/tools/file2md/task Document OCR / file-to-Markdown — submit task #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Tongji University Open Platform AI Services API
  version: '2026-09-01'
  summary: Institution-operated campus data and capability API platform run by the Tongji University Information Office.
  description: The Tongji University Open Platform (同济大学开放平台) is operated by the university itself at api.tongji.edu.cn, on China Education and Research Network (CERNET) address space, and exposes campus data and shared capability interfaces to faculty, students and campus applications.
  contact:
    name: Tongji University Information Office — Open Platform
    url: https://api.tongji.edu.cn/docs/intro/apply/contact_us
  x-provenance:
    generated: '2026-09-01'
    method: derived
    source: https://api.tongji.edu.cn/docs — 43 published interface documentation pages fetched 2026-09-01 (HTTP 200), plus live probes of the 13 anonymous interfaces.
    x-operator: institution
servers:
- url: https://api.tongji.edu.cn
  description: Tongji University Open Platform production host (CERNET, 202.120.182.237).
security:
- openPlatformOAuth: []
tags:
- name: AI Services
  description: Asynchronous speech-recognition and document-OCR services offered to campus applications by the Tongji University Information Office.
paths:
  /v1/ai/audio/transcriptions/result:
    get:
      operationId: v1_ai_audio_transcriptions_result
      summary: Speech recognition — fetch task result
      description: '语音识别异步接口-结果 Original documented title: 语音识别-获取结果. Authorization modes declared by the platform: 客户端模式. Documentation last updated: 2026年06月09日 09时59分29秒.'
      tags:
      - AI Services
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/ai/v1_ai_audio_transcriptions_result
      parameters:
      - name: task_id
        in: query
        required: true
        description: 任务id
        schema:
          type: string
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      $ref: '#/components/schemas/V1AiAudioTranscriptionsResultItem'
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
  /v1/ai/audio/transcriptions/task:
    post:
      operationId: v1_ai_audio_transcriptions_task
      summary: Speech recognition — submit task
      description: '语音识别异步接口-发起任务 Original documented title: 语音识别-发起任务. Authorization modes declared by the platform: 客户端模式. Documentation last updated: 2026年06月09日 09时59分29秒.'
      tags:
      - AI Services
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/ai/v1_ai_audio_transcriptions_task
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                url:
                  type: string
                  description: 是
                model:
                  type: string
                  description: 是
              required:
              - url
              - model
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      $ref: '#/components/schemas/V1AiAudioTranscriptionsTaskItem'
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
  /v1/ai/tools/file2md/result:
    get:
      operationId: v1_ai_tools_file2md_result
      summary: Document OCR / file-to-Markdown — fetch task result
      description: 'OCR异步接口-获取结果 Original documented title: OCR-获取结果. Authorization modes declared by the platform: 客户端模式. Documentation last updated: 2026年06月09日 09时59分29秒.'
      tags:
      - AI Services
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/ai/v1_ai_tools_file2md_result
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      description: Payload shape not stated in the published documentation for this interface.
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
  /v1/ai/tools/file2md/task:
    post:
      operationId: v1_ai_tools_file2md_task
      summary: Document OCR / file-to-Markdown — submit task
      description: 'OCR-异步接口-任务提交 Original documented title: OCR-任务提交. Authorization modes declared by the platform: 客户端模式. Documentation last updated: 2026年06月09日 09时59分29秒.'
      tags:
      - AI Services
      externalDocs:
        description: Tongji University Open Platform interface documentation (Chinese)
        url: https://api.tongji.edu.cn/docs/interface/ai/v1_ai_tools_file2md_task
      requestBody:
        required: true
        content:
          multipart/form-data:
            schema:
              type: object
              properties:
                file_url:
                  type: string
                  description: 是
                is_object_store:
                  type: string
                  description: 否
              required:
              - file_url
      responses:
        '200':
          description: Success. Envelope code A00000.
          content:
            application/json:
              schema:
                allOf:
                - $ref: '#/components/schemas/Envelope'
                - type: object
                  properties:
                    data:
                      description: Payload shape not stated in the published documentation for this interface.
        '401':
          description: access_token missing, expired or invalid.
        '403':
          description: The token scope does not cover this interface.
        '429':
          description: Rate limit exceeded (default 50 requests per second per application per IP).
components:
  schemas:
    Envelope:
      type: object
      description: Standard Tongji Open Platform response envelope. Every interface returns code, data and msg.
      properties:
        code:
          type: string
          description: Business status code. A00000 indicates success.
          examples:
          - A00000
        msg:
          type: string
          description: Human-readable result message.
        data:
          description: Interface-specific payload.
      required:
      - code
      - msg
    V1AiAudioTranscriptionsTaskItem:
      type: object
      description: Record fields for Speech recognition — submit task.
      properties:
        created_time:
          type: string
          description: 创建时间
        state:
          type: string
          description: 任务状态
        task_id:
          type: string
          description: 任务id
    V1AiAudioTranscriptionsResultItem:
      type: object
      description: Record fields for Speech recognition — fetch task result.
      properties:
        text:
          type: string
          description: 识别文字
  securitySchemes:
    openPlatformOAuth:
      type: oauth2
      description: 'OAuth 2.0 / OpenID Connect issued by the Open Platform Keycloak realm. Discovery document: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/.well-known/openid-configuration (HTTP 200, verified 2026-09-01). Access tokens default to 7200 seconds and are sent as Authorization: Bearer <access_token>.'
      flows:
        clientCredentials:
          tokenUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/token
          refreshUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/token
          scopes: {}
        authorizationCode:
          authorizationUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/auth
          tokenUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/token
          refreshUrl: https://api.tongji.edu.cn/keycloak/realms/OpenPlatform/protocol/openid-connect/token
          scopes:
            openid: OpenID Connect subject identity.
            offline_access: Refresh-token issuance.
            profile: Profile claims.
            email: Email claim.
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: 'The access_token obtained from the Keycloak realm, presented as Authorization: Bearer <access_token>.'
externalDocs:
  description: Tongji University Open Platform documentation
  url: https://api.tongji.edu.cn/docs

Tongji University AI Services API

Operations 4

Documentation

Specifications

Schemas & Data

Other Resources