Source-backed guide
MiniMax H3 Max vs FLUX 3
A model-lineage comparison for readers deciding between fal H3 Max routes and Black Forest Labs FLUX 3 routes on fal.
This guide covers minimax h3 max vs flux3.
Official fal workflow source: fal guide: how to use MiniMax H3 Max
Official fal API source: fal H3 Max reference-to-video API reference
Official fal launch source: fal launch note: introducing H3 Max by fal
Official fal workflow source: fal guide: how to access FLUX 3 on fal
Official fal model source: fal FLUX 3 keyframes-to-video model page
Read first
Model lineage matters
MiniMax H3 Max vs FLUX 3 should start with naming what each product is. Some searchers write the same comparison as minimax h3 max vs flux3; this page treats flux3 as shorthand for the fal FLUX 3 route family. fal presents H3 Max as its post-trained variant of MiniMax H3, with H3 Max routes on fal for text-to-video, image-to-video, and reference-to-video work. FLUX 3 on fal is the Black Forest Labs video model family with its own route set, including text-to-video, image-to-video, first-last frame, keyframes, and extend-video flows. Sources: Official fal H3 Max launch source and Official fal FLUX 3 source.
That route split is the heart of the decision. H3 Max is usually the better short-iteration candidate when 480P or 768P H3-family output is enough. FLUX 3 becomes more compelling when the creative control depends on keyframes, first-last framing, extending an existing clip, or 720p and 1080p output tiers. Benchmark pages add useful context, but the fal route documentation is what tells you what can actually be submitted through the API. Source: Official fal keyframes source.
Source table
Spec and workflow comparison
This table uses fal official sources for the API and pricing differences.
| Question | MiniMax H3 Max on fal | FLUX 3 on fal | Source |
|---|---|---|---|
| Endpoint shape | H3 Max centers on text-to-video, image-to-video, and reference-to-video routes. | FLUX 3 on fal covers text, image, first-last frame, keyframes, and extend-video flows. | Official fal workflow source |
| Resolution | 480P and 768P for H3 Max and H3 Max Turbo route families. | 720p and 1080p for core FLUX 3 routes on fal. | Official fal workflow source |
| Duration | H3 Max public guides frame clips around 5 to 15 seconds. | FLUX 3 public fal guide describes whole-second output from 5 to 20 seconds. | Official fal workflow source |
| Cost direction | H3 Max list pricing is lower per second at 480P and 768P than core FLUX 3 720p and 1080p rates. | Core FLUX 3 rates in the fal guide are $0.17/sec at 720p and $0.29/sec at 1080p, with separate draft and extend rates. | Official fal workflow source |
Official media
Reference and keyframe examples
H3 Max reference-to-video and FLUX 3 keyframes-to-video solve different creative control problems, so seeing both sample types helps set expectations.
H3 Max reference-to-video sample
Official fal sample output from the H3 Max Reference to Video Max model page.
FLUX 3 keyframes sample
Official fal sample output from the FLUX 3 keyframes-to-video model page.
Practical reading
Benchmark context
Use public leaderboards carefully: they can rank model quality, but they do not replace route-specific testing.
Artificial Analysis helps place H3 Max
Artificial Analysis lists Minimax H3 Max post-trained by fal near the top of its text-to-video arena at the time checked. That is useful quality context for H3 Max, especially when you are comparing against many video models.
Independent benchmark source: Artificial Analysis Text to Video Arena Leaderboard
Design Arena is useful for video model context
Design Arena publishes crowdsourced video leaderboards, which helps teams avoid relying only on provider marketing pages when comparing model families.
Independent benchmark source: Design Arena video leaderboards
Run a route-specific proof
A fair H3 Max and FLUX 3 test should use the same prompt intent, equivalent duration, and the route each model is built to handle. Keyframe-heavy tests favor FLUX 3; reference-heavy tests should include H3 Max reference mode.
Official fal API source: fal H3 Max reference-to-video API referenceOfficial fal model source: fal FLUX 3 keyframes-to-video model page
FAQ
MiniMax H3 Max vs FLUX 3 questions
Is MiniMax H3 Max the same as FLUX 3?
No. H3 Max is the fal post-trained MiniMax H3 route family, while FLUX 3 is a Black Forest Labs video model family available on fal.
Which one has keyframes on fal?
FLUX 3 has a fal keyframes-to-video route. H3 Max has reference-to-video routes for multimodal reference files.
Which source should I trust for prices?
Use the live fal model pages and fal pricing docs, then treat benchmark pages as quality context.
Source map
Where this page gets its facts
Every hard claim on this page is tied to official fal material or an independent benchmark source. Source basis checked September 4, 2026.
fal guide: how to use MiniMax H3 Max
Used for the practical workflow of testing 5 to 15 second clips, using 480P drafts, moving to 768P, and separating text, image, and reference modes.
fal H3 Max reference-to-video API reference
Used for reference image, video, and audio file limits, duration limits, and adaptive aspect-ratio options.
fal launch note: introducing H3 Max by fal
Used for fal-attributed statements about H3 Max being post-trained by fal Research and optimized for fal inference.
fal guide: how to access FLUX 3 on fal
Used for FLUX 3 endpoint families, 720p and 1080p rates, 5 to 20 second duration range, 24 FPS, audio defaults, and keyframe rules.
fal FLUX 3 keyframes-to-video model page
Used for FLUX 3 keyframes route details, current per-second rates, and sample output media.
Artificial Analysis Text to Video Arena Leaderboard
Used for crowdsourced preference rankings, Elo scores, sample counts, and per-minute API pricing comparisons.
Design Arena video leaderboards
Used as an independent crowdsourced benchmark surface for video model rankings.