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MiniMax H3 Open Image to Video: AI Image-to-Video Generator

Animate still images into AI videos with native audio using MiniMax H3 Open Image to Video. 480p/768p and 5-15s clips. Try free — pay per generation.

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Overview

About this model

MiniMax H3 Open Image to Video animates first-frame images into coherent AI videos with natively generated stereo audio. Supporting optional last-frame guidance for smooth transition interpolation, this open-weights model offers fast 480p and high-detail 768p resolution tiers with flexible 5 to 15 second durations. Compare with MiniMax H3 Open Text to Video and MiniMax H3 Reference to Video.

1Photo Animation: Animate still portrait photos and landscape images with subtle lifelike motion.
2Frame Interpolation: Transition seamlessly between first-frame and last-frame image inputs.
3Product Video Showcase: Bring product photography to life with matching stereo soundscapes.
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Pricing & Value

Cost analysis

muapiapp$0.08–$0.1825 per second

Flexible 480p/768p tiers and per-second billing with no monthly commitments.

Fal.ai$0.10–$0.20 per second

Higher per-second rates for similar image-to-video endpoints.

ReplicateNot available

Model not hosted natively on Replicate.

* Competitor pricing is estimated based on similar model architectures and usage tiers.

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Technical Details

Configuration schema

Promptstring

Text description of the desired motion, scene, and soundtrack.

Default ValueA cinematic ocean wave at sunrise, highly detailed
First Frame Image URLstring

First-frame image URL. Output canvas follows this image's aspect ratio.

Default Value-
Last Frame Image URLstring

Optional last-frame image URL for video interpolation.

Default Value-
ResolutionEnum (2 options)

-

Default Value480p
DurationEnum (11 options)

Output duration in seconds.

Default Value5
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Implementation Guide

Developer documentation

How to Use MiniMax H3 Open Image to Video API

  1. Prepare your inputs: Provide a first-frame image_url and a prompt describing the motion and soundtrack.
  2. Optional parameters: Supply a last_image_url for end-frame interpolation, select resolution (480p or 768p), and choose duration (5 to 15 seconds).
  3. Submit request: Send a POST request to /api/v1/minimax-h3-open-image-to-video using curl or your client library.
curl -X POST "https://api.muapi.ai/api/v1/minimax-h3-open-image-to-video" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A cinematic ocean wave at sunrise, highly detailed",
    "image_url": "https://example.com/first_frame.jpg",
    "resolution": "480p",
    "duration": 5
  }'
  1. Retrieve output: Poll the returned request ID or use webhooks to get your completed video.
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Common Questions

Frequently asked

What is MiniMax H3 Open Image to Video?

MiniMax H3 Open Image to Video is an open-weights model that animates still images into coherent videos complete with native stereo audio.

Does it support last-frame guidance?

Yes, providing a last_image_url allows the model to interpolate motion from the start image to the target end image.

What resolutions and durations are supported?

The model supports 480p and 768p resolutions with output durations ranging from 5 to 15 seconds.

Is audio generated automatically?

Yes, native stereo audio is generated in sync with the visual motion based on your prompt.

How is pricing calculated?

Pricing is per second of output video: $0.08/sec for 480p and $0.1825/sec for 768p.