ComfyUI Node: LTX 2.3 Unified Sampler (CRT)
Run ComfyUI workflows without the setup
No installs, no CUDA version roulette, no GPU sitting idle on your bill. Bring a workflow and run it in the browser.
Category
CRT/LTX2.3
Inputs
models_pipe LTX23_US_MODELS_PIPE
config_pipe LTX23_US_CONFIG_PIPE
workflow_mode
- I2V
- T2V
- V2V
hq BOOLEAN
live_preview BOOLEAN
frame_count_from_audio BOOLEAN
vae_decode_tiled BOOLEAN
unload_model_before_vae_decode BOOLEAN
low_vram BOOLEAN
megapixels_target FLOAT
aspect_ratio
- 1:1 (Square)
- 2:3 (Portrait)
- 3:4 (Portrait)
- 4:5 (Portrait)
- 5:7 (Portrait)
- 5:8 (Portrait)
- 7:9 (Portrait)
- 9:16 (Portrait)
- 9:19 (Portrait)
- 9:21 (Portrait)
- 3:2 (Landscape)
- 4:3 (Landscape)
- 5:3 (Landscape)
- 5:4 (Landscape)
- 7:5 (Landscape)
- 8:5 (Landscape)
- 9:7 (Landscape)
- 16:9 (Landscape)
- 19:9 (Landscape)
- 21:9 (Landscape)
frame_count INT
v2v_mode
- Depth Control
- Outpaint
- Upscale
v2v_guide_strength FLOAT
depth_megapixels FLOAT
v2v_aspect_ratio
- 1:1 (Square)
- 2:3 (Portrait)
- 3:4 (Portrait)
- 4:5 (Portrait)
- 5:7 (Portrait)
- 5:8 (Portrait)
- 7:9 (Portrait)
- 9:16 (Portrait)
- 9:19 (Portrait)
- 9:21 (Portrait)
- 3:2 (Landscape)
- 4:3 (Landscape)
- 5:3 (Landscape)
- 5:4 (Landscape)
- 7:5 (Landscape)
- 8:5 (Landscape)
- 9:7 (Landscape)
- 16:9 (Landscape)
- 19:9 (Landscape)
- 21:9 (Landscape)
sampler_main
- euler
- euler_cfg_pp
- euler_ancestral
- euler_ancestral_cfg_pp
- heun
- heunpp2
- exp_heun_2_x0
- exp_heun_2_x0_sde
- dpm_2
- dpm_2_ancestral
- lms
- dpm_fast
- dpm_adaptive
- dpmpp_2s_ancestral
- dpmpp_2s_ancestral_cfg_pp
- dpmpp_sde
- dpmpp_sde_gpu
- dpmpp_2m
- dpmpp_2m_cfg_pp
- dpmpp_2m_sde
- dpmpp_2m_sde_gpu
- dpmpp_2m_sde_heun
- dpmpp_2m_sde_heun_gpu
- dpmpp_3m_sde
- dpmpp_3m_sde_gpu
- ddpm
- lcm
- ipndm
- ipndm_v
- deis
- res_multistep
- res_multistep_cfg_pp
- res_multistep_ancestral
- res_multistep_ancestral_cfg_pp
- gradient_estimation
- gradient_estimation_cfg_pp
- er_sde
- seeds_2
- seeds_3
- sa_solver
- sa_solver_pece
- ddim
- uni_pc
- uni_pc_bh2
sampler_refine
- euler
- euler_cfg_pp
- euler_ancestral
- euler_ancestral_cfg_pp
- heun
- heunpp2
- exp_heun_2_x0
- exp_heun_2_x0_sde
- dpm_2
- dpm_2_ancestral
- lms
- dpm_fast
- dpm_adaptive
- dpmpp_2s_ancestral
- dpmpp_2s_ancestral_cfg_pp
- dpmpp_sde
- dpmpp_sde_gpu
- dpmpp_2m
- dpmpp_2m_cfg_pp
- dpmpp_2m_sde
- dpmpp_2m_sde_gpu
- dpmpp_2m_sde_heun
- dpmpp_2m_sde_heun_gpu
- dpmpp_3m_sde
- dpmpp_3m_sde_gpu
- ddpm
- lcm
- ipndm
- ipndm_v
- deis
- res_multistep
- res_multistep_cfg_pp
- res_multistep_ancestral
- res_multistep_ancestral_cfg_pp
- gradient_estimation
- gradient_estimation_cfg_pp
- er_sde
- seeds_2
- seeds_3
- sa_solver
- sa_solver_pece
- ddim
- uni_pc
- uni_pc_bh2
steps INT
generated_audio_gain_db FLOAT
firstframe_strength FLOAT
depth_mouth_mask BOOLEAN
mouth_detect_megapixels FLOAT
mouth_single_item BOOLEAN
mouth_detect_chunk_size INT
mouth_mask_expand INT
mouth_mask_blur FLOAT
Outputs
IMAGE
AUDIO
Extension: CRT-Nodes
CRT-Nodes is a collection of custom nodes for ComfyUI
Authored by PGCRT
Looking for a different node?
Also provided by 1 other extension
More nodes in CRT-Nodes
Other CRT/LTX2.3 nodes
Run ComfyUI workflows without the setup
No installs, no CUDA version roulette, no GPU sitting idle on your bill. Bring a workflow and run it in the browser.