MiniMax H3 Text to Video LoRA: Lora Support

Generate text-to-video with MiniMax H3 Text to Video LoRA. Custom LoRAs, native stereo audio, and 480P/768P output. Try free — pay per generation.

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Overview

About this model

MiniMax H3 Open Weights Text to Video LoRA generates coherent 480P or 768P videos directly from text prompts with native stereo audio. It supports custom LoRA fine-tunes for consistent style control, character motion, and specialized effects across 3 to 15 second durations with flexible aspect ratios.

1Text to Video Generation: Synthesize high-quality video scenes directly from detailed text descriptions.

2Custom LoRA Styles: Apply fine-tuned visual styles or character LoRA weights to control generation aesthetics.

3Audio-Visual Synthesis: Generate synchronized native stereo audio along with the video scene.

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Pricing & Value

Cost analysis

Provider	Cost	Notes
muapiapp	$0.03 - $0.06 / sec	Pay per second of video generated. No subscription.
Fal.ai	Not available	Custom LoRA support not available.
Replicate	Not available	Model variant not hosted.

muapiapp$0.03 - $0.06 / sec

Pay per second of video generated. No subscription.

Fal.aiNot available

Custom LoRA support not available.

ReplicateNot available

Model variant not hosted.

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

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Technical Details

Configuration schema

Parameter	Type	Description	Default
Prompt	string	Text description of the video scene, action, camera movement, and soundtrack.	`A cinematic ocean wave at sunrise, highly detailed`
LoRAs	array	List of LoRAs to apply (maximum 3).	`-`
Aspect Ratio	Enum (7 options)	Output video aspect ratio.	`16:9`
Resolution	Enum (2 options)	Output video resolution. 768p is native canvas, 480p is faster.	`480p`
Duration (seconds)	int	Output video duration in seconds.	`5`
Seed	int	Random seed (-1 for random)	`-1`

Promptstring

Text description of the video scene, action, camera movement, and soundtrack.

Default ValueA cinematic ocean wave at sunrise, highly detailed

LoRAsarray

List of LoRAs to apply (maximum 3).

Default Value-

Aspect RatioEnum (7 options)

Output video aspect ratio.

Default Value16:9

ResolutionEnum (2 options)

Output video resolution. 768p is native canvas, 480p is faster.

Default Value480p

Duration (seconds)int

Output video duration in seconds.

Default Value5

Seedint

Random seed (-1 for random)

Default Value-1

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Implementation Guide

Developer documentation

How to Use MiniMax H3 Text to Video LoRA

Formulate Prompt: Write a detailed prompt describing scene action, lighting, camera movement, and soundtrack.
Configure Aspect Ratio & Resolution: Select aspect ratio (16:9, 9:16, 1:1, etc.) and output resolution (480p or 768p).
Pass Custom LoRAs & Duration: Specify up to 3 custom LoRAs in the loras array and choose duration between 3 and 15 seconds.
Submit Request: Send a POST request to /api/v1/minimax-h3-text-to-video-lora:

curl -X POST https://api.muapi.ai/api/v1/minimax-h3-text-to-video-lora \
  -H 'Authorization: Bearer YOUR_API_KEY' \
  -H 'Content-Type: application/json' \
  -d '{
    "prompt": "A cinematic ocean wave at sunrise, highly detailed",
    "aspect_ratio": "16:9",
    "resolution": "480p",
    "duration": 5
  }'

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Common Questions

Frequently asked

What is MiniMax H3 Text to Video LoRA?

It is a text-to-video AI model built on MiniMax H3 open weights supporting custom LoRA adapters and native audio generation.

What resolutions and aspect ratios are supported?

It supports 480p and 768p resolutions across 16:9, 9:16, 1:1, 4:3, 3:4, 21:9, and 9:21 aspect ratios.

Does this model generate audio natively?

Yes, native stereo audio is synthesized automatically alongside the generated video based on your text prompt.

How do I pass custom LoRA adapters?

You can supply an array of LoRA objects under the `loras` field in your JSON request payload.

How is billing calculated?

Billing is calculated based on video duration (in seconds) and chosen output resolution (480p vs 768p).