D-ID Knowledge API

openapi: 3.0.3
info:
  title: D-ID Agents Knowledge API
  description: 'API for creating and managing interactive real-time AI agents that combine digital avatar streaming with large language models, RAG-based knowledge bases, and custom tools. Supports WebRTC and LiveKit-powered streaming sessions, conversation memory, chat export, and integration with third-party LLM providers. Enables face-to-face AI conversations at scale.

    '
  version: 1.0.0
  contact:
    url: https://www.d-id.com
  termsOfService: https://www.d-id.com/terms-of-use/
servers:
- url: https://api.d-id.com
  description: D-ID Production API
security:
- basicAuth: []
- bearerAuth: []
tags:
- name: Knowledge
  description: Manage knowledge bases and documents for RAG
paths:
  /knowledge:
    get:
      operationId: getknowledges
      summary: List knowledge bases
      description: Retrieve all knowledge bases for the authenticated user.
      tags:
      - Knowledge
      responses:
        '200':
          description: Array of knowledge base objects.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/ILogicalKnowledge'
        '401':
          $ref: '#/components/responses/Unauthorized'
    post:
      operationId: createknowledge
      summary: Create a knowledge base
      description: 'Create a new knowledge base for RAG. Each knowledge base can hold up to 5 documents.

        '
      tags:
      - Knowledge
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateKnowledgeDto'
      responses:
        '200':
          description: Created knowledge base.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ILogicalKnowledge'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /knowledge/{id}:
    get:
      operationId: getknowledge
      summary: Get a knowledge base
      description: Retrieve a specific knowledge base by ID.
      tags:
      - Knowledge
      parameters:
      - $ref: '#/components/parameters/resourceId'
      responses:
        '200':
          description: Knowledge base object.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ILogicalKnowledge'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
    patch:
      operationId: updateknowledge
      summary: Update a knowledge base
      tags:
      - Knowledge
      parameters:
      - $ref: '#/components/parameters/resourceId'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateKnowledgeDto'
      responses:
        '200':
          description: Updated knowledge base.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ILogicalKnowledge'
        '401':
          $ref: '#/components/responses/Unauthorized'
    delete:
      operationId: deleteknowledge
      summary: Delete a knowledge base
      tags:
      - Knowledge
      parameters:
      - $ref: '#/components/parameters/resourceId'
      responses:
        '200':
          description: Knowledge base deleted.
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
  /knowledge/{knowledgeId}/documents:
    get:
      operationId: getdocuments
      summary: List documents
      description: Retrieve all documents in a knowledge base.
      tags:
      - Knowledge
      parameters:
      - name: knowledgeId
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Array of document objects.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/ILogicalKnowledge'
        '401':
          $ref: '#/components/responses/Unauthorized'
    post:
      operationId: createdocument
      summary: Create a document
      description: Add a document to an existing knowledge base.
      tags:
      - Knowledge
      parameters:
      - name: knowledgeId
        in: path
        required: true
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                title:
                  type: string
                source_url:
                  type: string
                  format: uri
      responses:
        '200':
          description: Created document.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ILogicalKnowledge'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /knowledge/{knowledgeId}/documents/{documentId}:
    get:
      operationId: getdocument
      summary: Get a document
      tags:
      - Knowledge
      parameters:
      - name: knowledgeId
        in: path
        required: true
        schema:
          type: string
      - name: documentId
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Document object.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ILogicalKnowledge'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
    delete:
      operationId: deletedocument
      summary: Delete a document
      tags:
      - Knowledge
      parameters:
      - name: knowledgeId
        in: path
        required: true
        schema:
          type: string
      - name: documentId
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Document deleted.
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  responses:
    Unauthorized:
      description: Authentication failure.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonError'
          example:
            kind: AuthorizationError
            description: user unauthenticated
    NotFound:
      description: Resource not found.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonError'
  schemas:
    JsonError:
      type: object
      properties:
        kind:
          type: string
          example: AuthorizationError
        description:
          type: string
          example: user unauthenticated
    CreateKnowledgeDto:
      type: object
      required:
      - name
      - description
      properties:
        name:
          type: string
          description: Knowledge base identifier name.
        description:
          type: string
          description: Description of the knowledge base content.
        starter_message:
          type: array
          items:
            type: string
          description: Suggested chat starters (deprecated; prefer agent.starter_messages).
    ILogicalKnowledge:
      type: object
      properties:
        id:
          type: string
          description: Knowledge / document identifier.
        type:
          type: string
          enum:
          - knowledge
          - document
          - record
        name:
          type: string
        description:
          type: string
        owner_id:
          type: string
        created_by:
          type: string
        status:
          type: string
        created_at:
          type: string
          format: date-time
        modified_at:
          type: string
          format: date-time
  parameters:
    resourceId:
      name: id
      in: path
      required: true
      description: Unique resource identifier.
      schema:
        type: string
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
      description: HTTP Basic Authentication using API key as username.
    bearerAuth:
      type: http
      scheme: bearer
      description: Bearer token authentication.
    clientKeyAuth:
      type: apiKey
      in: header
      name: Authorization
      description: Scoped client key for SDK embedding.
externalDocs:
  description: D-ID Agents API Reference
  url: https://docs.d-id.com/reference/agents