openapi: 3.0.1
info:
  title: Sarvam AI Chat Translate API
  description: REST API for Sarvam AI, India's full-stack sovereign AI platform. Provides chat completions over Sarvam's Indic LLMs, speech-to-text and speech-to-text-translate, text-to-speech, text translation, transliteration, and language identification across Indian languages. All requests authenticate with an api-subscription-key header.
  termsOfService: https://www.sarvam.ai/terms-of-service
  contact:
    name: Sarvam AI Support
    url: https://www.sarvam.ai
  version: '1.0'
servers:
- url: https://api.sarvam.ai
security:
- ApiSubscriptionKey: []
tags:
- name: Translate
paths:
  /translate:
    post:
      operationId: translateText
      tags:
      - Translate
      summary: Translate text between Indian languages
      description: Translates text across Indian languages using Mayura (12 languages, multiple tones) or Sarvam-Translate (all 22 scheduled languages), with tone modes, output-script control, and numeral formatting.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TranslateRequest'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TranslateResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '429':
          $ref: '#/components/responses/TooManyRequests'
components:
  schemas:
    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
            code:
              type: string
    TranslateRequest:
      type: object
      required:
      - input
      - source_language_code
      - target_language_code
      properties:
        input:
          type: string
          description: Text to translate (up to ~1000-2000 chars).
        source_language_code:
          type: string
          description: BCP-47 code or "auto" for detection.
        target_language_code:
          type: string
        speaker_gender:
          type: string
          enum:
          - Male
          - Female
        mode:
          type: string
          enum:
          - formal
          - modern-colloquial
          - classic-colloquial
          - code-mixed
        model:
          type: string
          enum:
          - mayura:v1
          - sarvam-translate:v1
        output_script:
          type: string
          enum:
          - roman
          - fully-native
          - spoken-form-in-native
        numerals_format:
          type: string
          enum:
          - international
          - native
          default: international
    TranslateResponse:
      type: object
      properties:
        request_id:
          type: string
        translated_text:
          type: string
        source_language_code:
          type: string
  responses:
    Unauthorized:
      description: Missing or invalid api-subscription-key.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    TooManyRequests:
      description: Rate limit exceeded.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    ApiSubscriptionKey:
      type: apiKey
      in: header
      name: api-subscription-key
      description: API subscription key created in the Sarvam AI dashboard.