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MiniMax H3 Max API

MiniMax H3 Max is MiniMax's officially launched high-speed H3 video model. EvoLink supports text-to-video, first-frame image-to-video with an optional last frame, and image/video/audio reference workflows at 480p or 768p for 5–15 seconds.

MiniMaxVideo GenerationAvailable
From ~$0.048 / s for the 480p video rate$0.050 official price-5%
Text-to-VideoImage-to-VideoReference-to-VideoFast GenerationShort-Form ClipsAsync API
Production routeLive
Model Highlights
Fast 480p / 768p video generation for high-volume iteration
Use Cases
High-volume ad creative, ecommerce, social clips, rapid iteration
Input
Text, first frame with optional last frame, or reference media
Output
768p / 480p video (MP4)

Try MiniMax H3 Max before you integrate the API.

Test MiniMax H3 Max output, estimate credits, and pick the model ID that matches your input type before wiring the API into your product.

Create a Sample

Pick a route, enter your prompt, and set the parameters.
Duration5s
Quality
Aspect Ratio
Estimated: ~$0.38025.84 cr
Ready
History

Results are kept for 24 hours — download anything you want to keep.

Your generation history will appear here

MiniMax H3 Max Pricing

All three routes charge for output seconds. Reference-to-video also charges for reference video seconds and images beyond the first two. Reference audio has no separate fee.

First Test Cost

Text-to-Video · 480P · 5s · no input media
-5%Minimum charge
Credits16.15

One 5s 480P sample

Approx. Cost~$0.238

About 40 tests with $10 in credits.

The first test uses the cheapest visible route at 480p for 5s, with any required image input. Omitting quality defaults to 768p. Reference video and extra images add to the output charge.

Testing Budget Guide

At the first-test settings: 5s at 480P
Add Credits
$10
About 40 tests

Good for a first validation.

$50
About 210 tests

Good for prompt and shot iteration.

$100
About 421 tests

Good before production integration.

Common Cost Examples

Short text-to-video test

T2V 5s 768p
~$0.380-5%
~25.84 cr·~$0.400 official price

Image-to-video clip

I2V 10s 768p
~$0.760-5%
~51.68 cr·~$0.800 official price

Reference-guided video test

R2V · 5s output + 2s video input · 480p
~$0.343-5%
~23.2948 cr·~$0.361 official price

Estimates use the current per-second rate for your user group. Duration is rounded up to whole seconds, exactly as the task reports it.

MiniMax H3 Max Pricing

Text-to-Video
Standard route · Output video seconds
480P $0.048/s · 3.23 cr/s $0.050/s-5%
768P $0.076/s · 5.168 cr/s $0.080/s-5%
Image-to-Video
Standard route · Output video seconds
480P $0.048/s · 3.23 cr/s $0.050/s-5%
768P $0.076/s · 5.168 cr/s $0.080/s-5%
Reference-to-Video
Standard route · Output video seconds
480P $0.048/s · 3.23 cr/s $0.050/s-5%
768P $0.076/s · 5.168 cr/s $0.080/s-5%

All three routes charge for output seconds. Reference-to-video also charges for reference video seconds and images beyond the first two. Reference audio has no separate fee.

Minimum charge per task equals the cheapest valid request (480p x 5s). Failed, expired, and rejected tasks are refunded in full.

ItemUse CasePriceCredits
Reference video480PApplies when a Reference-to-Video request includes reference videos. Billed on top of the output cost.
$0.053/s-5%
$0.056 official price
3.5724 cr/s
Reference video768PApplies when a Reference-to-Video request includes reference videos. Billed on top of the output cost.
$0.136/s-5%
$0.143 official price
9.2378 cr/s
Reference imagesFrom image #3Applies when a Reference-to-Video request sends more than 2 reference images.
$0.071 / image-5%
$0.074 official price
4.7804 cr

The rate follows the output quality. Total reference video duration is rounded up to whole seconds before billing.

The first 2 reference images are free. Each additional image is billed at the same rate for both output qualities.

What is MiniMax H3 Max best for?

MiniMax H3 Max is MiniMax's officially launched high-speed H3 video model. EvoLink supports text-to-video, first-frame image-to-video with an optional last frame, and image/video/audio reference workflows at 480p or 768p for 5–15 seconds.

Input
Text, first frame with optional last frame, or reference media
Output
MP4 video
Duration
5-15 seconds per generation
Resolution
480p / 768p
References
Up to 9 images, 3 videos, 3 audio files; 12 total

MiniMax H3 Max: three routes, three model IDs

Each generation mode is its own model ID behind the same API key and credit balance - pick the route that matches your input.

MiniMax H3 Max Text-to-Video

minimax-h3-max-text-to-video

Generate 768p or 480p video from a text prompt.

MiniMax H3 Max Image-to-Video

minimax-h3-max-image-to-video

Animate a required first frame with an optional last frame.

MiniMax H3 Max Reference-to-Video

minimax-h3-max-reference-to-video

Use image, video and optional audio references. At least one image or video is required; audio cannot be the only reference. Do not combine references with first/last-frame parameters.

MiniMax H3 Max model information

Choose a route and output tier based on the input and delivery requirements of your workflow.

Model type

Video generation

MiniMax H3 Max is MiniMax's officially launched high-speed H3 video model. EvoLink supports text-to-video, first-frame image-to-video with an optional last frame, and image/video/audio reference workflows at 480p or 768p for 5–15 seconds.

Supported inputs

Text, first frame with optional last frame, or reference media

Use image, video and optional audio references. At least one image or video is required; audio cannot be the only reference. Do not combine references with first/last-frame parameters.

API model IDs

minimax-h3-max-text-to-video / minimax-h3-max-image-to-video / minimax-h3-max-reference-to-video

MiniMax-H3-Max is the upstream model. EvoLink exposes three input modes through separate model IDs on one video endpoint and credit balance.

Output and duration

768p / 480p, 5-15s, MP4

768p is the default when resolution is omitted. 2K is not available on H3 Max, and 4-second clips are not supported.

API pricing

Output seconds + reference input fees

All three routes charge for output seconds. Reference-to-video also charges for reference video seconds and images beyond the first two. Reference audio has no separate fee.

Task lifecycle

Async submit, poll or callback, no cancel

Tasks report pending / processing / completed / failed. Cancellation is not available, so failures refund instead.

Key MiniMax H3 Max API parameters

These fields cover the main integration decisions. Open the API Reference for route-specific request and response examples.

modelstring

Choose the model ID that matches text, first-frame or reference input.

Default: route-specific

promptstring

Describe the scene, motion, and camera behavior in up to 7000 characters.

Default: required

durationinteger

Set 5 through 15 output seconds (4-second clips are not supported); billing follows the output duration.

Default: 5

qualityenum

Select 480p or 768p. 480p is billed at 5/8 of the 768p per-second rate; there is no 2K tier.

Default: 768p

aspect_ratioenum

T2V defaults to 16:9 and supports six fixed ratios. I2V follows the first frame. R2V defaults to adaptive and also accepts the six fixed ratios.

Default: T2V: 16:9 · R2V: adaptive

image_startstring

Image-to-Video: required HTTP(S) URL of the first frame.

Default: required (I2V)

image_endstring

Image-to-Video: optional last-frame URL; a first frame is required.

Default: optional

image_urlsstring[]

Reference-to-Video only: up to 9 images. The first two are free.

Default: []

video_urlsstring[]

Reference-to-Video only: up to 3 videos, at least 2s each and 15s combined. Input video seconds incur a separate fee.

Default: []

audio_urlsstring[]

Reference-to-Video only: up to 3 audio files, at least 2s each and 15s combined. Audio alone is not accepted and has no separate fee.

Default: []

callback_urlstring

Public HTTPS URL that receives the final task state; keep the task ID as a polling fallback.

Default: optional

Two ways to use MiniMax H3 Max: EvoLink API or Agent

Use the EvoLink API for product integration and batch jobs, or call it from Codex, Claude, or Gemini for fast creative and development workflows. Both paths share the same EvoLink API key, balance, model routes, and task history.

Option 1

Integrate with the EvoLink API

Best for: product backends, batch jobs, automated workflows

Call EvoLink’s unified video API from your server and control the model ID, parameters, task queue, callbacks, and result storage.

  1. 1Validate output and cost with a real brief in Playground
  2. 2Create an EvoLink API key in the console
  3. 3Pick the model ID that matches your task from the route cards above
  4. 4Submit the task and retrieve the result by polling or HTTPS callback
Option 2

Call it with an Agent

Best for: creative and development tasks in Codex, Claude, and Gemini

Give the Agent your output goal, assets, and acceptance criteria. It can choose the route, assemble the request, track the task, and return the result without requiring you to hand-code every step.

  1. 1Set EVOLINK_API_KEY in your local environment; never put it in code or a prompt
  2. 2Describe the output goal, references, and the key parameters
  3. 3Ask the Agent to call a MiniMax H3 Max route and save the task ID
  4. 4Let the Agent poll the final state, download the result, and report failure reasons

Where MiniMax H3 Max fits in a video workflow

Use text prompts, a controlled first and last frame, or image, video and audio references across creative, commerce, and production workflows.

Text-to-video creation

Prompt adherence, camera direction, motion, and physical plausibility for storyboards, social clips, and creative concepts.

Image-to-video animation

Animate a required first frame with an optional last frame.

Advertising creative

Batch throughput, retries, brand consistency, and cost per accepted ad rather than one showcase clip.

Ecommerce product video

Product fidelity, controllable movement, aspect-ratio delivery, and logo handling before customer-facing use.

Narrative and short-form series

Shot continuity across a sequence by driving each clip from a first and last frame.

Multi-model video products

Run MiniMax H3 Max as one route beside H3, Seedance, Kling, and Wan, and keep a tested fallback instead of coupling to one provider.
Try these workflows in Hailuo Video Generator

MiniMax H3 Max API code example and error handling

This example shows the shortest runnable flow: create a task, save the returned task ID, then poll or wait for an HTTPS callback. Open the API tab for the complete parameter and response reference.

View complete API docs
cURL
curl -X POST https://api.evolink.ai/v1/videos/generations \
  -H "Authorization: Bearer $EVOLINK_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "minimax-h3-max-text-to-video",
    "prompt": "A female captain before a vast observation window as the fleet jumps away, cinematic slow dolly-in",
    "duration": 5,
    "quality": "768p",
    "aspect_ratio": "16:9",
    "callback_url": "https://your-domain.com/webhooks/video-task-completed"
  }'

# Save the returned task ID, then query:
curl https://api.evolink.ai/v1/tasks/{task_id} \
  -H "Authorization: Bearer $EVOLINK_API_KEY"

Parameter validation failed

Check every value against the parameter cards above: ranges, allowed options, asset counts, and file types must match the selected route.

Authentication or balance issue

Check the Authorization bearer token and confirm the available balance and task billing in the console.

Content or asset rejected

Review likeness rights, brand assets, readable text, sensitive content, and input-asset compliance.

Task failed or timed out

A MiniMax H3 Max task that reaches a final failed state is not charged. Keep the task ID, inspect the final state, and identify whether the cause is validation, review, or execution before retrying.

Callback not received

callback_url must be a public HTTPS URL, not localhost or a private network address. Always keep the task ID as a polling fallback.

Is MiniMax H3 Max worth adding to your video stack?

Choose H3 Max for fast 480p / 768p iteration; switch routes when you need higher resolution or broader reference inputs.

Good fit when

  • You need 768p or 480p clips from 5 to 15 seconds.
  • Your product needs text-to-video and first/last-frame image-to-video.
  • You are iterating in volume and want the cheapest Hailuo second.
  • Your application already supports async polling or callbacks.
  • You evaluate accepted-output cost across multiple video models.

Consider another route when

  • You need 2K output — use MiniMax H3, which has the 2K tier.
  • Your reference-guided brief must deliver 2K — H3 Max reference routes top out at 768p.
  • You need 4-second clips; H3 Max starts at 5 seconds.
  • The task must return synchronously or remain cancellable after submission.
  • You cannot save the completed MP4 within the 24-hour result window.
Run a 5-second test

How to decide whether MiniMax H3 Max fits production

Use real workloads and acceptance criteria — not selected showcase clips — to measure usable output, consistency, total cost, and operating reliability.

1

Does it produce more usable clips?

Measure prompt adherence, temporal consistency, visible artifacts, and accepted outputs across the full attempt set.

2

Does it preserve identity and products?

Compare character, face, clothing, logo, product shape, composition, and style retention from the same source assets.

3

Does it improve the full workflow?

Include queue limits, failed-task refunds, moderation, retries, reviewer correction, delivery format, and downstream editing — not only generation speed.

4

Is it worth adding to production?

Calculate cost per final accepted clip, and confirm callbacks, retention rules, monitoring, rollback, and multi-model fallback fit your product.

How MiniMax H3 Max fits your video stack

Primary role
MiniMax H3 MaxFast Hailuo route for volume
MiniMax H3Full-featured Hailuo route
Other video routesCross-vendor comparison and fallback
Generation modes
MiniMax H3 MaxT2V + I2V + R2V
MiniMax H3T2V + I2V + R2V
Other video routesModel-dependent
Reference input
MiniMax H3 MaxImage + video + audio (12 items max)
MiniMax H3Image + video + audio
Other video routesModel-dependent
Resolution
MiniMax H3 Max768p / 480p
MiniMax H32K / 768p
Other video routes480p to 4K
Duration
MiniMax H3 Max5-15s
MiniMax H34-15s
Other video routes3-15s
Billing
MiniMax H3 MaxOutput seconds + reference input fees
MiniMax H3Per output second (+ reference video seconds)
Other video routesPer second or per video

How to integrate MiniMax H3 Max in production

Choose the route by input type

Pick the model ID that matches your input: minimax-h3-max-text-to-video for a prompt alone, minimax-h3-max-image-to-video for a required first frame with an optional last frame, and minimax-h3-max-reference-to-video for image, video and audio references.

Submit and track an asynchronous task

Create the task once, then poll its status or receive a callback until the MP4 is ready. Result URLs remain available for 24 hours, so copy completed videos to your own storage as part of the delivery flow.

Control cost and keep a fallback

Use 480p for drafts and 768p for higher-definition output. Include reference input fees in the budget; use H3 when 2K is required. Failed tasks are refunded.

Why use the MiniMax H3 Max API through EvoLink

Cost Clarity

See credits and per-second cost before each generation.

Unified API

Switch between Hailuo, Seedance, Kling, and other video routes without rebuilding auth or billing.

Unified Balance

Track credits, spending, and model usage for every route in one console.

Task Status Tracking

See whether a task is pending, processing, completed, or failed, with refunds on failure.

Model Choice

Keep MiniMax H3 Max as one tested route and fall back to H3 or another family when a workload needs it.

Hailuo Model Family

Compare Hailuo generations under one EvoLink account and API key, then choose by resolution, duration, reference workflow, and cost.

Compare all Hailuo models
MiniMax H3 Max Turbo

MiniMax H3 Max Turbo

Lower-cost text-to-video and first-frame image-to-video at 480p / 768p, with 5–15s output.

View
MiniMax H3

MiniMax H3

The full-featured Hailuo route: 2K / 768p output, 4-15s, and text, frame, or reference driven generation.

View
Hailuo 2.3

Hailuo 2.3

The documented Hailuo generation for text-to-video and image-to-video through Standard and Fast routes.

View

Other video models on EvoLink

Seedance 2.0

Seedance 2.0

A multimodal route for text, image, video, and audio reference workflows from 480p to 4K.

View
Kling O3

Kling O3

A production video route with multimodal controls and a different capability and cost profile.

View
Wan 2.7

Wan 2.7

A video fallback for text-to-video and image-to-video workflows with different duration and pricing options.

View
Veo 3.1

Veo 3.1

Google DeepMind's Veo 3.1: 8-second clips with native audio, available in Fast and Pro variants.

View

Compare MiniMax H3 Max before you adopt it

Use the family page and the dated comparisons for the decision that brought you here.

MiniMax H3 Max FAQ

What is MiniMax H3 Max?

MiniMax H3 Max is MiniMax's officially launched high-speed H3 video model. EvoLink supports text-to-video, first-frame image-to-video with an optional last frame, and image/video/audio reference workflows at 480p or 768p for 5–15 seconds.

How is MiniMax H3 Max different from MiniMax H3?

H3 Max offers 480p / 768p output for 5–15s. H3 offers 768p / 2K for 4–15s. Both support text, frame and reference workflows, with different reference input fees.

What can MiniMax H3 Max be used for?

High-volume advertising creative, ecommerce product video, social clips, and fast storyboard checks. Start from a text prompt, drive a shot with a required first frame and an optional last frame, or guide subject and style with image, video and audio references — any workflow where iteration speed matters more than the 2K tier.

Is MiniMax H3 Max available through EvoLink?

MiniMax-H3-Max is the upstream model. EvoLink exposes three input modes through separate model IDs on one video endpoint and credit balance.

What are the MiniMax H3 Max API model IDs?

minimax-h3-max-text-to-video / minimax-h3-max-image-to-video / minimax-h3-max-reference-to-video. Choose the model ID that matches text, first-frame or reference input.

How much does the MiniMax H3 Max API cost?

All three routes charge for output seconds. Reference-to-video also charges for reference video seconds and images beyond the first two. Reference audio has no separate fee.

Does MiniMax H3 Max support reference images, video, or audio?

Use image, video and optional audio references. At least one image or video is required; audio cannot be the only reference. Do not combine references with first/last-frame parameters. Up to 9 images, 3 videos, 3 audio files; 12 total.

Does MiniMax H3 Max support 2K output?

No on EvoLink's current H3 Max routes. They accept 480p and 768p, and reject 2K. Use MiniMax H3 when you need the 2K tier.

What is the shortest MiniMax H3 Max clip?

Five seconds. EvoLink's H3 Max contract accepts 5-15 seconds and rejects 4-second clips. The minimum charge follows the same floor: 480p at 5 seconds.

Does MiniMax H3 Max support 4K, longer clips, or a cancel endpoint?

No. Output is 768p or 480p with durations of 5 to 15 seconds, and there is no cancel endpoint, so tasks report can_cancel false and failures are refunded in full.

How do I get the completed MiniMax H3 Max video?

Submit the task, then poll the task endpoint or register a callback. When the status turns completed the response carries the MP4 URL. Download it and store it yourself.

How long is a MiniMax H3 Max result URL available?

Results are kept for 24 hours. Save anything you want to keep within that window — the URL stops resolving afterwards.