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Authors and ModelsMiniMax

MiniMax H3 Lite

MiniMax H3 Lite
MiniMax · Video Generation
POST /v1/videos/generations

Lower-cost 4 to 15 second clips at 480p or 768p with native stereo audio, from text, a first and last frame, or image, video, and audio references.

At a glance

FieldValue
Model idminimax-h3-lite
Model release date-
Input modalitiesText, Image, Video, Audio
Output modalitiesVideo
Context window-
Weight precision-
Featuresvideo_generation, image_to_video, audio_out, audio_in, multimodal
Native inferenceNo
NewYes
Supported endpointsPOST /v1/videos/generations
Alternate model idsminimax/minimax-h3-lite, minimax/h3-lite

Pricing

ChargeSpecRate
480pper second$0.025
768pper second$0.04
Reference image inputper input image after the first 5$0.02

Example request

curl https://api.empiriolabs.ai/v1/videos/generations \
  -H 'Authorization: Bearer $EMPIRIOLABS_API_KEY' \
  -H 'Content-Type: application/json' \
  -d '{"model": "minimax-h3-lite", "prompt": "sunrise over the ocean", "duration": 6}'

Parameters

ParameterTypeRequiredDefaultDescription
promptstringyes-Scene description, up to 7000 characters. Can describe action, camera work, dialogue, sound effects, and on-screen text.
modeenumno"auto"auto: detect from the inputs. t2v: text-to-video. i2v: animate one image as the opening frame. flf: transition from a first frame to a last frame. r2v: reference-to-video from images, videos, and audio. · Allowed: auto, t2v, i2v, flf, r2v
resolutionenumno"768p"Output resolution. 768p is billed at a higher per-second rate than 480p. · Allowed: 480p, 768p
aspect_ratioenumno"adaptive"Output aspect ratio for text-to-video and reference-to-video. Image-to-video and first and last frame follow the input image. Adaptive uses 16:9 for text-to-video and reference-to-video. · Allowed: adaptive, 21:9, 16:9, 4:3, 1:1, 3:4, 9:16
durationnumberno6Clip length in seconds, whole numbers only. · Range: 4 – 15
imagestringno-Image URL. One opening frame for image-to-video, or up to 9 reference images for reference-to-video.
last_framestringno-Closing frame image URL. Supplying it selects first and last frame mode.
videostringno-Reference video URL, up to 3 clips of 2 to 15 seconds each.
audiostringno-Reference audio URL, up to 3 clips of 2 to 15 seconds each. Requires an accompanying reference image or video.

Notes

Generates 4 to 15 second clips at 24 fps in 480p or 768p, each with a native stereo audio track.

Modes

  • Text to video: prompt only.
  • Image to video: one image becomes the opening frame.
  • First and last frame: supply an opening and a closing image.
  • Reference to video: up to 9 images, 3 videos and 3 audio clips, 12 reference files in total.

Aspect ratio

Image to video and first and last frame follow the input image. Text to video and reference to video use the ratio you choose, or 16:9 when it is left at adaptive.

Reference media

  • Images 256 to 5760 px per side, aspect ratio between 0.4 and 2.5, up to 30 MB each.
  • Videos 2 to 15 seconds, H.264 or H.265, up to 50 MB each.
  • Audio 2 to 15 seconds, WAV or MP3, up to 15 MB each. Reference audio requires an accompanying image or video reference.
  • Reference video and audio apply to reference-to-video only.
  • Prompts can be up to 7000 characters and may describe dialogue, sound effects, on-screen text, and camera work.

Billing

  • Billed per second of the generated clip at the resolution you request.
  • Reference videos and reference audio are not billed.
  • The first 5 reference images are included. Each additional reference image is charged separately.

Machine-readable schema: GET https://api.empiriolabs.ai/v1/models/minimax-h3-lite.