> ## Documentation Index
> Fetch the complete documentation index at: https://docs.astrom8.com/llms.txt
> Use this file to discover all available pages before exploring further.

# BaZi chart



## OpenAPI

````yaml /openapi.public.json post /v1/bazi
openapi: 3.1.0
info:
  title: AstroM8 Public API
  version: 1.1.0
  description: >-
    Astrology calculations, reports, customer delivery, and enterprise
    workflows. Each operation declares whether it uses an API key or a customer
    session bearer token.
servers:
  - url: https://api.astrom8.com
    description: Production
security: []
tags:
  - name: Western
    description: Natal, relationship, return, progression, and transit calculations.
  - name: Vedic
    description: Lahiri sidereal Vedic calculations, matching, timing, and remedies.
  - name: Thai Astrology
    description: Thai calendar, auspicious timing, lunar, festival, and wheel tools.
  - name: Chinese & Korean
    description: BaZi, Qi Men Dun Jia, and Saju calculations.
  - name: Horoscopes
    description: Published daily and range horoscope content.
  - name: Reports
    description: Branded report generation and asynchronous job polling.
  - name: Tarot & Numerology
    description: Tarot spreads and Pythagorean numerology.
  - name: Uranian
    description: Uranian charts, midpoints, and planetary pictures.
  - name: Developer workflow
    description: Preflight capability eligibility and credit estimates.
  - name: Customer reports
    description: Session-authenticated report jobs and reusable brand profiles.
  - name: Customer delivery
    description: Session-authenticated webhooks and scheduled horoscope delivery.
  - name: Cultural Intelligence
    description: >-
      Enterprise API-key workflows for encrypted profiles, teams, and campaign
      content.
paths:
  /v1/bazi:
    post:
      tags:
        - Chinese & Korean
      summary: BaZi chart
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BaziRequest'
      responses:
        '200':
          description: Pillar chart (+ optional interpretation)
        '401':
          $ref: '#/components/responses/Unauthorized'
        '402':
          $ref: '#/components/responses/PaymentRequired'
      security:
        - ApiKeyAuth: []
components:
  schemas:
    BaziRequest:
      allOf:
        - type: object
          description: >-
            Accepts either legacy birth_datetime or BirthSubjectInput fields;
            optional white-label fields apply when interpret=true.
          properties:
            birth_datetime:
              type: string
              format: date-time
            gender:
              type: string
              enum:
                - male
                - female
                - unknown
              default: unknown
            interpret:
              type: boolean
              default: false
            language:
              type: string
              enum:
                - zh
                - zh-cn
                - en
                - th
              default: zh
        - $ref: '#/components/schemas/WhiteLabelBrandFields'
    WhiteLabelBrandFields:
      type: object
      description: >-
        Optional white-label AI voice controls for endpoints that generate LLM
        interpretation text.
      properties:
        brand_name:
          type: string
          minLength: 1
          maxLength: 60
          examples:
            - Moon & Co
        tone:
          type: string
          enum:
            - professional
            - casual
            - mystical
            - playful
            - formal
        audience:
          type: string
          enum:
            - consumer
            - employee
            - manager
            - customer
            - community
        safety_mode:
          type: string
          enum:
            - default
            - workplace
            - financial_wellness
            - entertainment
    JsonError:
      type: object
      required:
        - error
        - message
      properties:
        error:
          type: string
          description: >-
            Stable slug (e.g. unauthorized, payment_required,
            internal_server_error).
        message:
          type: string
          description: Human-readable message safe for clients.
        code:
          type: string
          description: Optional provider-specific code.
        request_id:
          type: string
          description: Correlation id when middleware sets it.
  responses:
    Unauthorized:
      description: Missing or invalid API key
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonError'
          example:
            error: unauthorized
            message: Invalid API key
            code: '401'
            request_id: 01HQXYZ...
    PaymentRequired:
      description: >-
        Insufficient credits (checked before work where applicable; deduction is
        atomic)
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonError'
          example:
            error: payment_required
            message: Insufficient credits for this request
            code: '402'
            request_id: 01HQXYZ...
  securitySchemes:
    ApiKeyAuth:
      type: http
      scheme: bearer
      description: Use the raw API key as the Bearer token, or send X-API-Key instead.

````