LTX Video 2.3 — Basic T2V
LTX Video 2.3 text-to-video. 25 frames, 768×512, 20 steps. Entry-level video generation.
About this workflow
The simplest LTX Video workflow. 25 frames at 768×512 generates a ~2-second clip at 12fps. Uses LTXVSampler with DPM++ 2M and linear scheduler. CFG 3.5 for balanced prompt adherence. Requires ComfyUI-LTXVideo and VideoHelperSuite custom nodes.
Required Model
ltx-video-2b-v0.9.5.safetensors
Place in: ComfyUI/models/checkpoints/
Custom Nodes Required
Benchmark (RTX 5080)
Gen Time
~25s on RTX 5080
Resolution
768×512
Hardware Profile
Settings adjust to your GPU tier
16GB Recommended — Specs
Full quality. Recommended tier for this workflow.
Export Package
✓ Real ComfyUI node graph JSON
✓ Hardware settings baked in
✓ Launch flags in metadata note
✓ Load directly in ComfyUI
// Hardware
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