Video: Text-to-Video

happy-horse-1-text-to-video-720p (balanced)

Generate 720p videos from text using HappyHorse 1.0 at the cheaper resolution tier. Same joint audio+video + 7-language lip-sync as the 1080p variant, lower output resolution and cost. Input: text prompt. Output: 720p video with synced audio. Use for: cost-effective cinematic generation, drafts before promoting hero shots to 1080p.

post/api/v1/happy-horse-1-text-to-video-720p

Request

  • Base URL: https://api.muapi.ai
  • URL: https://api.muapi.ai/api/v1/happy-horse-1-text-to-video-720p
  • Auth: one of:
    • API key in header x-api-key
    • OAuth 2 (client credentials, token URL https://api.muapi.ai/oauth/token)

Query parameters

webhookstring
team_idinteger nullable

Headers

x-api-keystring
x-embed-codestring nullable
x-agent-embed-codestring nullable
x-whitelabel-studiostring nullable
authorizationstring nullable

Request body

promptstring required

Text prompt describing the video.

webhook_urlstring uri nullable
aspect_ratio'16:9' | '9:16' | '1:1' | '4:3' | '3:4'
durationinteger

Video duration in seconds (3–15).

resolution'720p' | '1080p'

Output resolution. Price scales with resolution — see the model's pricing table.

Response

Successful Response

unknown required

Changes

No recorded changes to this operation across all 2 revisions of this API.