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MiniMax H3 Reference

MiniMax H3 Reference costs $0.072/sec on FairStack · a image to video model for Character or product consistency across shots, Style-locked sequences, Turning a set of stills into one coherent clip. No subscription required. Pay per generation with full REST API access. FairStack applies a transparent 20% margin on infrastructure cost so you always see the real price.

FairStack price
$0.072/sec

What is MiniMax H3 Reference?

MiniMax H3 Reference-to-Video builds a clip from reference images, keeping the subject and style consistent while following your prompt. Reference the images in the prompt by order — Image 1, Image 2, and so on. Up to five reference images per generation, at 480p, 768p, 2K or 4K and any duration from 5 to 15 seconds, with audio generated in the same pass. Billing is per second of output, at the model's cost plus a flat 20% platform fee, shown before you spend — the five references are included.

Key Features

Up to five reference images for subject and style
Reference images by order in the prompt
Native synced audio
2K and 4K tiers

What are MiniMax H3 Reference's strengths?

Keeps a subject consistent across a shot
Combines style and subject references
High resolution ceiling

What are MiniMax H3 Reference's limitations?

Five reference images maximum on FairStack — the provider charges for a sixth
Reference videos and audio clips are not accepted yet
Much slower than H3 Max
Minimum duration is 5 seconds

What is MiniMax H3 Reference best for?

Character or product consistency across shots Style-locked sequences Turning a set of stills into one coherent clip

How much does MiniMax H3 Reference cost?

Metric
FairStack
Details
Price per generation
$0.072
Includes 20% margin
Per-second rate
$0.072/sec
Billed per second of output
Subscription
None
Pay per generation only

How does MiniMax H3 Reference perform across capabilities?

Estimated from the H3 family — NOT independently benchmarked. Re-score after a Visual Observatory sweep. PRD-1027.

motion quality
84%
visual quality
85%
prompt adherence
84%
temporal coherence
83%
character consistency
85%
camera control
74%
audio quality
82%

How do I use the MiniMax H3 Reference API?

curl
curl -X POST https://api.fairstack.ai/v1/generations/video \
  -H "Authorization: Bearer $FAIRSTACK_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "h3-r2v",
    "prompt": "Your prompt here"
  }'
Python
import requests

response = requests.post(
    "https://api.fairstack.ai/v1/generations/video",
    headers={
        "Authorization": f"Bearer {FAIRSTACK_API_KEY}",
        "Content-Type": "application/json",
    },
    json={
        "model": "h3-r2v",
        "prompt": "Your prompt here",
    },
)

result = response.json()
print(result["url"])
Node.js
const response = await fetch(
  "https://api.fairstack.ai/v1/generations/video",
  {
    method: "POST",
    headers: {
      Authorization: `Bearer ${process.env.FAIRSTACK_API_KEY}`,
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
      model: "h3-r2v",
      prompt: "Your prompt here",
    }),
  }
);

const result = await response.json();
console.log(result.url);

What parameters does MiniMax H3 Reference support?

Parameter
Type
Default
Details
aspect_ratio
enum
16:9
Options: 21:9, 16:9, 4:3, 1:1, 3:4, 9:16
resolution
enum
768p
Options: 480p, 768p, 2k, 4k
duration
integer
5
Range: 5–15
prompt_expansion_mode
enum
balanced
Options: fast, balanced, quality
seed
integer (optional)
—

Frequently Asked Questions

How much does MiniMax H3 Reference cost?

MiniMax H3 Reference costs $0.072/sec on FairStack as of 2026-09-24. This price includes FairStack's transparent 20% margin on infrastructure cost. No subscription or monthly fee — you pay per generation only. Minimum deposit is $1.

What is MiniMax H3 Reference and what is it best for?

MiniMax H3 Reference-to-Video builds a clip from reference images, keeping the subject and style consistent while following your prompt. Reference the images in the prompt by order — Image 1, Image 2, and so on. Up to five reference images per generation, at 480p, 768p, 2K or 4K and any duration from 5 to 15 seconds, with audio generated in the same pass. Billing is per second of output, at the model's cost plus a flat 20% platform fee, shown before you spend — the five references are included. MiniMax H3 Reference is best for Character or product consistency across shots, Style-locked sequences, Turning a set of stills into one coherent clip. Available via FairStack's REST API with curl, Python, and Node.js SDKs.

Does MiniMax H3 Reference have an API?

Yes. MiniMax H3 Reference is available via FairStack's REST API at api.fairstack.ai. Send a POST request to /v1/generations/video with your API key and prompt. Works with curl, Python requests, Node.js fetch, and any HTTP client. No SDK installation required.

How does MiniMax H3 Reference compare to other video models?

MiniMax H3 Reference excels at Character or product consistency across shots, Style-locked sequences, Turning a set of stills into one coherent clip. It is a image to video model priced at $0.072/sec on FairStack. Key strengths: Keeps a subject consistent across a shot, Combines style and subject references. Compare all video models at fairstack.ai/models.

Start using MiniMax H3 Reference today

$0.072/sec. Full API access. No subscription.

Start Creating