Docs
REST APIVideosAdd caption POST

Add caption

Uploads a .vtt or .srt subtitle file for a video. Send as multipart/form-data.

POST
/v1/videos/{id}/captions

Authorization

BearerAuth
AuthorizationBearer <token>

Pass the raw API key as a Bearer token (Authorization: Bearer <key>). Publishable keys start with mvi_pub_ (playback-scoped). Other prefixes denote private/admin keys for general REST routes. GET /v1/embeds/{embedId}/playback accepts publishable keys only.

In: header

Path Parameters

id*string

Video UUID.

Formatuuid

Request Body

multipart/form-data

TypeScript Definitions

Use the request body type in TypeScript.

Response Body

application/json

application/json

application/json

curl -X POST "https://api.moviie.ai/v1/videos/497f6eca-6276-4993-bfeb-53cbbbba6f08/captions" \  -F language_code="en" \  -F label="English" \  -F srclang="en"
{
  "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",
  "language_code": "en",
  "label": "English",
  "srclang": "en",
  "generated_by_ai": true,
  "created_at": "string"
}
{
  "error": "Resource not found",
  "code": "NOT_FOUND"
}
{
  "error": "Resource not found",
  "code": "NOT_FOUND"
}