MiniMax H3 API

MiniMax H3: native 2K video generation, 4-15s clips with synchronized audio, driven by text, image, video and audio references.

Modalities
Image, TextVideo
Price
$0.13per second
Model type
Video generation
Released
Jul 31, 2026

MiniMax H3 overview

Resolution

MiniMax H3 by MiniMax

MiniMax H3 is a video generation model with text and reference media inputs, synchronized audio, and controls for first and last frames.

MiniMax H3 specs

Model ID
minimax/h3
Developer
MiniMax
Input
Image, Text
Output
Video
Endpoint
POST https://api.aimlapi.com/v2/video/generations

What is MiniMax H3?

MiniMax H3 is a multimodal video model generating native 2K clips of 4-15 seconds with synchronized audio, driven by text together with reference images, video and audio for consistent characters and voice.

Capabilities

Text-to-video, image-to-video, reference-to-video, first/last frame control and synchronized audio generation.

Use cases

MiniMax H3 is documented as suited for advertising and e-commerce content creation, with examples including film opening titles, product websites, and animated posters. It is also aimed at branding, product design, UI/UX, and gaming use cases. The model is described as useful for producing campaign visuals and commercial content with consistent characters, products, and motion reference across clips. It is also suited to narrative and social-video production, including text-to-video concepts and short promotional clips.

MiniMax H3 benchmarks by Artificial Analysis

Human-preference results for MiniMax H3 in text to video, silent video and image to video, next to models available on AI/ML API. Data retrieved Nov 4, 2026.

Text to video

Elo with audio · text-to-video arena

Silent video

Elo · silent text-to-video arena

Image to video

Elo with audio · image-to-video arena

Models on AI/ML API

Arena results for models you can call with the same API key.

Text to video

Blind votes on clips with generated sound, made from a text prompt. MiniMax H3 ranks #3 of 31.

MiniMax H3 API pricing

MiniMax H3 pricing in US dollars
UsagePriceUnit
Video generation$0.13per second
Additional$0.052per generation

Prices from the AI/ML API price list, checked on Nov 4, 2026.

MiniMax H3 vs other video models: prices

AI/ML API rates for 5 models, per second.

AI/ML API prices in USD per second
ModelPer second
MiniMax H3$0.13
MiniMax H3 Lite$0.025
MiniMax H3 Max$0.05
Kling Video O1 Video to Video Edit$0.126
Kling 3.0 Motion Control$0.126

How to use the MiniMax H3 API

View docs

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v2/video/generations' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "minimax/h3",
  "prompt": "A slow dolly shot through a sunlit greenhouse full of ferns, light dust in the air, natural camera motion"
}'

The request returns a generation id. Poll GET https://api.aimlapi.com/v2/video/generations?generation_id=<id> until the status is completed.

Related articles

All posts

MiniMax H3 FAQ

What inputs and outputs does MiniMax H3 support?

MiniMax H3 takes image, text as input and returns video.

When was MiniMax H3 released?

MiniMax H3 became available on July 31, 2026.

How much does MiniMax H3 cost?

MiniMax H3 costs $0.13 per second on AI/ML API, billed as you go with no subscription.

How is MiniMax H3 billed?

MiniMax H3 costs $0.13 per second on AI/ML API, billed as you go with no subscription.

Can MiniMax H3 take an existing image as input?

Yes, MiniMax H3 accepts image input as well as a text prompt.

Who created MiniMax H3?

MiniMax H3 was built by MiniMax.

How do I call MiniMax H3 on AI/ML API?

Use minimax/h3 as the model id on AI/ML API.

Is MiniMax H3 available through a single API key?

Yes. MiniMax H3 is served through AI/ML API, so the same key and endpoint format used for other models applies.

What is the maximum clip length MiniMax H3 can generate?

MiniMax H3 generates clips between 4 and 15 seconds long.

What video resolution does MiniMax H3 output?

MiniMax H3 produces native 2K resolution video.

Start building with MiniMax H3

MiniMax H3 API

minimax/h3

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v2/video/generations' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "minimax/h3",
  "prompt": "A slow dolly shot through a sunlit greenhouse full of ferns, light dust in the air, natural camera motion"
}'