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OpenAPI Specification

openapi: 3.1.0
info:
  title: Lucidworks AI Platform Chunking API
  description: The Lucidworks AI Platform API exposes prediction endpoints for FAQ enrichment, keyword extraction, named entity recognition (NER), retrieval augmented generation (RAG), summarization, passthrough LLM calls, and standalone query rewriting. Predictions are submitted by use case and fetched asynchronously by prediction ID.
  version: 1.0.0
  contact:
    name: Lucidworks Support
    url: https://lucidworks.com/support
  license:
    name: Lucidworks Terms of Service
    url: https://lucidworks.com/terms
servers:
- url: https://api.lucidworks.ai
  description: Lucidworks AI production environment
security:
- bearerAuth: []
tags:
- name: Chunking
  description: Split content into chunks
paths:
  /ai/chunk/{chunker}:
    post:
      tags:
      - Chunking
      summary: Chunk text using the specified chunker
      operationId: chunkText
      parameters:
      - name: chunker
        in: path
        required: true
        schema:
          type: string
          enum:
          - dynamic-sentence
          - semantic
          - regex
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ChunkRequest'
      responses:
        '202':
          description: Chunking job accepted
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ChunkAck'
  /ai/chunk/results/{chunkingId}:
    get:
      tags:
      - Chunking
      summary: Get chunking results
      operationId: getChunkingResults
      parameters:
      - name: chunkingId
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Chunking result
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ChunkResult'
components:
  schemas:
    ChunkResult:
      type: object
      properties:
        chunkingId:
          type: string
        status:
          type: string
        chunks:
          type: array
          items:
            type: object
            properties:
              text:
                type: string
              tokens:
                type: integer
              index:
                type: integer
    ChunkRequest:
      type: object
      required:
      - input
      properties:
        input:
          type: string
        maxTokens:
          type: integer
        overlap:
          type: integer
        regex:
          type: string
    ChunkAck:
      type: object
      properties:
        chunkingId:
          type: string
        status:
          type: string
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
externalDocs:
  description: Lucidworks AI Platform API Reference
  url: https://doc.lucidworks.com/api-reference