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

# Create Persona



## OpenAPI

````yaml https://api.mrassistant.ai/openapi.json post /personas
openapi: 3.1.0
info:
  title: Backend - Multilingual Voice Agent System
  description: FastAPI backend for multilingual voice agents with tool use
  version: 1.0.0
servers: []
security: []
paths:
  /personas:
    post:
      tags:
        - personas
      summary: Create Persona
      operationId: create_persona_personas_post
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PersonaCreate'
      responses:
        '201':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PersonaResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      security:
        - HTTPBearer: []
components:
  schemas:
    PersonaCreate:
      properties:
        specialist_type:
          type: string
          title: Specialist Type
          description: >-
            Stable slug the LLM uses (e.g. 'billing'). Lowercase,
            dashes/underscores ok.
        agent_id:
          type: string
          format: uuid
          title: Agent Id
          description: UUID of the backing agent this persona points at.
        display_name:
          type: string
          maxLength: 160
          minLength: 1
          title: Display Name
          description: Human-friendly UI label (e.g. 'Billing').
        description:
          anyOf:
            - type: string
            - type: 'null'
          title: Description
        config_overrides:
          anyOf:
            - additionalProperties: true
              type: object
            - type: 'null'
          title: Config Overrides
          description: >-
            Reserved for future per-persona overrides on top of the backing
            agent's config. Empty/null in Phase 1–3.
        tags:
          anyOf:
            - items:
                type: string
              type: array
            - type: 'null'
          title: Tags
        enabled:
          type: boolean
          title: Enabled
          default: true
      type: object
      required:
        - specialist_type
        - agent_id
        - display_name
      title: PersonaCreate
    PersonaResponse:
      properties:
        id:
          type: string
          title: Id
        tenant_id:
          type: string
          title: Tenant Id
        specialist_type:
          type: string
          title: Specialist Type
        agent_id:
          type: string
          title: Agent Id
        agent_name:
          anyOf:
            - type: string
            - type: 'null'
          title: Agent Name
        display_name:
          type: string
          title: Display Name
        description:
          anyOf:
            - type: string
            - type: 'null'
          title: Description
        config_overrides:
          anyOf:
            - additionalProperties: true
              type: object
            - type: 'null'
          title: Config Overrides
        tags:
          anyOf:
            - items:
                type: string
              type: array
            - type: 'null'
          title: Tags
        enabled:
          type: boolean
          title: Enabled
        created_at:
          type: string
          format: date-time
          title: Created At
        updated_at:
          type: string
          format: date-time
          title: Updated At
      type: object
      required:
        - id
        - tenant_id
        - specialist_type
        - agent_id
        - display_name
        - description
        - config_overrides
        - tags
        - enabled
        - created_at
        - updated_at
      title: PersonaResponse
    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
  securitySchemes:
    HTTPBearer:
      type: http
      scheme: bearer

````