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

# Check if morphing is possible for specified style

> Check if each character in the engine can use morphing feature for specified base style.

Morphing permission is listed in `speaker.supported_features.synthesis_morphing` of `/speakers`.
If property does not exist, morphing is assumed to be allowed.
Note that returned style IDs are string type.

**Laravel Implementation Status**: ❌ No equivalent feature in Core (fallback only)



## OpenAPI

````yaml https://raw.githubusercontent.com/invokable/laravel-voicevox/refs/heads/main/docs/en/laravel-openapi.json post /morphable_targets
openapi: 3.1.0
info:
  title: VOICEVOX ENGINE OSS
  description: VOICEVOX OSS  text-to-speech synthesis engine.
  version: latest
servers: []
security: []
paths:
  /morphable_targets:
    post:
      tags:
        - Speech Synthesis
      summary: Check if morphing is possible for specified style
      description: >-
        Check if each character in the engine can use morphing feature for
        specified base style.


        Morphing permission is listed in
        `speaker.supported_features.synthesis_morphing` of `/speakers`.

        If property does not exist, morphing is assumed to be allowed.

        Note that returned style IDs are string type.


        **Laravel Implementation Status**: ❌ No equivalent feature in Core
        (fallback only)
      operationId: morphable_targets
      parameters:
        - name: core_version
          in: query
          required: false
          schema:
            type: string
            title: Core Version
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: array
              items:
                type: integer
              title: Base Style Ids
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                type: array
                items:
                  type: object
                  additionalProperties:
                    $ref: '#/components/schemas/MorphableTargetInfo'
                title: Response Morphable Targets Morphable Targets Post
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    MorphableTargetInfo:
      properties:
        is_morphable:
          type: boolean
          title: Is Morphable
          description: Whether morphing is possible for the specified character
      type: object
      required:
        - is_morphable
      title: MorphableTargetInfo
      description: Information as a morphing target.
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
        input:
          title: Input
        ctx:
          type: object
          title: Context
      type: object
      required:
        - loc
        - msg
        - type
      title: ValidationError

````