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comfyui minimax h3
Run MiniMax H3 open weights inside ComfyUI — turn text, stills, or clips into audio-synced video up to 2K at 24fps, all locally.
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The comfyui minimax h3 Advantage: Local, Multimodal, Audio-Native
MiniMax's omni-modal model ships as open weights, and the comfyui minimax h3 workflow wires it straight into ComfyUI. Text, images, video, and audio are read together in one context, so voice, effects, and music arrive with the picture instead of being layered on later. Clips reach roughly 15 seconds at up to 2K and 24fps, and every parameter stays adjustable at the node level.
- Sound Generated in the Same PassDialogue, effects, and music are modeled alongside the visuals, so the comfyui minimax h3 workflow hands you one MP4 with everything already in sync.
- Runs on Your Own HardwareBecause the comfyui minimax h3 model is open weight, you decide resolution, length, and diffusion settings yourself — no API quotas or per-render fees.
- Mix Text, Stills, Clips, and VoiceFeed several reference types into a single run to pin down a face, a look, a movement, a camera path, or a voice through the comfyui minimax h3 nodes.
Running the comfyui minimax h3 Workflow in Three Steps
From setup to final render in three moves — here is how the comfyui minimax h3 workflow gets you to open-weight video with matching audio.
Capabilities Packed Into the comfyui minimax h3 Workflow
Inside the comfyui minimax h3 setup you get three ready-made templates, multimodal open weights, audio generated with the picture, reference-locked control, and a Sage Attention speed boost — a full local production stack.
Three Templates Out of the Box
The comfyui minimax h3 template library includes text-to-video, image-to-video, and reference-to-video examples, each one covering a different generation mode from the start.
One Context for Every Modality
Text, stills, footage, and audio are all interpreted together by the comfyui minimax h3 model, letting you blend reference types inside a single run.
Lock Down Look, Motion, and Voice
Pin a character's identity, a visual style, a movement, a camera path, or a voice using up to 9 images, 3 videos, and 3 audio clips through the comfyui minimax h3 R2V node.
Clean Text and Brand Marks
On-screen words and logos come out sharp with the comfyui minimax h3 model, and natural-language instructions let you describe how references relate to one another.
Faster Renders with Sage Attention
Drop the Patch Sage Attention KJ node into the comfyui minimax h3 workflow to roughly double throughput while keeping quality nearly untouched.
Resolution and Duration Grid
The comfyui minimax h3 Resolution Selector derives width and height from aspect ratio and megapixel targets, snapped to the model's 32-pixel grid and 17-frame blocks at 24fps.
comfyui minimax h3: Frequently Asked Questions
Answers to the questions people ask most about the comfyui minimax h3 setup inside ComfyUI.
What exactly is the comfyui minimax h3 workflow?
It is ComfyUI's built-in integration for MiniMax H3, the company's general-purpose omni-modal model released under open weights. From text, images, video, and audio references, it produces video with stereo sound in a single forward pass.
How good is the output quality?
Renders go up to 2K at 24fps and last around 15 seconds. The native canvas uses a 768px short edge, tops out at 768x1344 pixels, and snaps dimensions to multiples of 32.
Which generation modes come with it?
Three examples ship in the template library: text-to-video (T2V), image-to-video (I2V) with optional first- and last-frame control, and reference-to-video (R2V) that locks in character, style, motion, camera, or voice.
Does it produce audio as well?
It does. The comfyui minimax h3 model renders stereo voice, sound effects, and music together with the visuals, so everything lands in one synced MP4.
What is the fastest way to get started?
Install ComfyUI 0.30.0 or newer, open Template Library > Video, pick a comfyui minimax h3 workflow, and follow the prompt to download weights from the Hugging Face Comfy-Org/MiniMax-H3 repository.
Is there a way to make renders faster?
Yes — install SageAttention plus the KJNodes custom nodes, then insert a Patch Sage Attention KJ node between the UNETLoader and BasicGuider in the comfyui minimax h3 workflow, and speed roughly doubles.
Put the comfyui minimax h3 Workflow to Work
Render MiniMax H3 on your own machine — stereo audio included, weights open, every parameter yours to tune. Text-to-video, image-to-video, and reference-to-video templates are ready when you are.