MiniMax H3 at a glance
| Output | Video |
|---|---|
| Input modes | first_frame, first_last_frame, reference |
| Lengths | 4s · 5s · 6s · 7s · 8s · 9s · 10s · 11s · 12s · 13s · 14s · 15s |
| Quality | 768P · 2K |
| Aspect ratios | 21:9 · 16:9 · 4:3 · 1:1 · 3:4 · 9:16 |
| Reference images | Optional |
| Prompt limit | 7000 characters |
| Audio | Generates audio |
How to use MiniMax H3
- 01
Open the studio
MiniMax H3 is already selected when you arrive from this page, so the form shows only the settings this model actually supports.
- 02
Describe or upload
Write the prompt, or add a reference image if the model takes one. Saved characters can be referenced here too.
- 03
Generate and finish
The run happens in the background. Results land in your library, where you can upscale, reframe, or extend them.
MiniMax H3 FAQ
- Is MiniMax H3 free to try?
- Yes. Every account starts with free credits that work across all models, so you can run MiniMax H3 without a card.
- What can MiniMax H3 generate?
- The spec table above lists exactly what this model supports — lengths, quality tiers, aspect ratios, and whether it takes a reference image.
- Can I switch to another model later?
- Yes. Your prompt, references, and settings carry across when you change model, so comparing two on the same idea costs one click.
- Can I use the results commercially?
- Yes, on a paid plan and under the terms of service. You stay responsible for what you put into a prompt or upload as a reference.
Try MiniMax H3 now
Free credits on sign-up, no install, and results that land in a library you can keep working from.