> ## Documentation Index > Fetch the complete documentation index at: https://docs.nitrotranslate.com/llms.txt > Use this file to discover all available pages before exploring further. # Proofread > Submit content for proofreading and create an order. Same as Translate, but with a single language instead of a source/target pair. ## OpenAPI ````yaml POST /v1/proofread openapi: 3.1.0 info: title: NitroTranslate API description: Human Translation API contact: name: NitroTranslate url: https://nitrotranslate.com version: 0.3.2 x-guidance: >- Human translation. Estimate cost with POST /v1/calculate, then POST /v1/translate. Pay via MPP or an API key. servers: - url: https://api.nitrotranslate.com description: NitroTranslate security: - BasicAuth: [] - BearerAuth: [] - PaymentAuth: [] - ApiKeyAuth: [] paths: /v1/proofread: post: summary: Proofread description: |- Submit content for proofreading and create an order. Same as Translate, but with a single language instead of a source/target pair. operationId: TranslationService_Proofread requestBody: content: application/json: schema: $ref: '#/components/schemas/nitrotranslate.v1.ProofreadRequest' required: true responses: '200': description: Success content: application/json: schema: $ref: '#/components/schemas/nitrotranslate.v1.ProofreadResponse' '402': description: Payment Required components: schemas: nitrotranslate.v1.ProofreadRequest: type: object properties: language: type: string examples: - en title: language enum: - af - ar - az - be - bg - bn - ca - cs - da - de - el - en - es-ES - es-MX - et - fa - fi - fr - fr-CA - he - hi - hr - hu - hy-AM - id - is - it - ja - ka - kk - ko - ky - lt - lv - ml-IN - ms - my - nl - 'no' - pl - pt-BR - pt-PT - ro - ru - sk - sl - sr - sr-CS - sv-SE - ta - tg - th - tl - tr - te - uk - ur-PK - uz - vi - zh-CN - zh-TW resource: $ref: '#/components/schemas/nitrotranslate.v1.Resource' title: resource context: $ref: '#/components/schemas/nitrotranslate.v1.Context' title: context comment: $ref: '#/components/schemas/nitrotranslate.v1.CommentInput' title: comment title: ProofreadRequest required: - language - resource additionalProperties: false description: >- Proofreading request: same as TranslateRequest, but with a single language instead of a source/target pair. nitrotranslate.v1.ProofreadResponse: type: object properties: text: type: string title: text description: The submitted source text. resource: $ref: '#/components/schemas/nitrotranslate.v1.Resource' title: resource description: The submitted resource. volume: type: integer title: volume format: int32 description: Billable character volume. orders: type: array items: $ref: '#/components/schemas/nitrotranslate.v1.OrderSummary' title: orders description: Created proofreading orders. title: ProofreadResponse additionalProperties: false nitrotranslate.v1.Resource: type: object properties: type: type: string examples: - text/plain title: type enum: - text/plain - text/html - text/x-objcstrings - application/json - application/xml description: Resource MIME type; one of the supported content types. data: type: string examples: - Hello, world! title: data description: The resource payload. metadata: type: - string - 'null' title: metadata description: Optional caller-defined metadata echoed back on the order. title: Resource required: - type - data additionalProperties: false description: >- The content to be translated. `data` is interpreted according to its MIME `type` (e.g. text/plain, text/html, application/json). nitrotranslate.v1.Context: type: object properties: tone: type: - string - 'null' examples: - FORMAL title: tone enum: - FORMAL - INFORMAL - GUESS description: >- Tone of voice: FORMAL, INFORMAL, or GUESS (let the translator decide). limit: type: - integer - 'null' title: limit minimum: 0 format: int32 description: Maximum number of characters allowed in the translation. category: type: - string - 'null' examples: - IT title: category enum: - APPS - CRYPTO - CASINO - LEGAL - E_COMMERCE - FINANCE - GAMES - GENERAL - MEDIA - MEDICAL - SCIENCE - IT - TRAVEL description: Subject-matter category guiding terminology. title: Context additionalProperties: false description: Translation hints applied to an order. All fields are optional. nitrotranslate.v1.CommentInput: type: object properties: text: type: string title: text attachments: type: array items: $ref: '#/components/schemas/nitrotranslate.v1.AttachmentInput' title: attachments title: CommentInput additionalProperties: false description: |- Comment supplied with a translation request (inbound counterpart of the `Comment` returned on an order). nitrotranslate.v1.OrderSummary: type: object properties: id: type: string title: id format: int64 status: type: - string - 'null' examples: - QUEUE title: status enum: - QUEUE - PROGRESS - DONE - REVISION description: >- Lifecycle status: QUEUE -> PROGRESS -> DONE. REVISION marks a completed order pending revision; active rework reports as PROGRESS again. source_language: type: string title: source_language target_language: type: string title: target_language snippet: type: string title: snippet description: Short preview of the source text. ListOrders only. volume: type: integer title: volume format: int32 description: Billable character volume. price: type: number title: price format: double description: Order price in US dollars. Always returned. created_at: $ref: '#/components/schemas/google.protobuf.Timestamp' title: created_at title: OrderSummary additionalProperties: false description: |- A lightweight order projection shared by the ListOrders and Translate responses. `price` is always returned; `status`/`snippet` are set by ListOrders only, and proto3 omits them from the Translate JSON when unset. Because status is absent on the Translate projection, it is constrained but not required here (it is required on the full Order, which always carries it). nitrotranslate.v1.AttachmentInput: type: object properties: type: type: string title: type description: MIME type, e.g. "image/png". data: type: string title: data description: Base64-encoded image bytes. title: AttachmentInput required: - type - data additionalProperties: false description: |- Attachment supplied with a translation comment on submission (inbound counterpart of the `Attachment` returned on an order). google.protobuf.Timestamp: type: string format: date-time securitySchemes: BasicAuth: type: http description: API key as the username, blank password. scheme: basic BearerAuth: type: http scheme: bearer bearerFormat: opaque PaymentAuth: type: http description: >- MPP payment authorization, sent as `Authorization: Payment `. scheme: payment ApiKeyAuth: type: apiKey description: >- Account credentials in the Authorization header (`Bearer ` or `Basic `). Same credentials as BearerAuth/BasicAuth. name: Authorization in: header ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.