ComfyUI Node: KSampler (Spectrum + Mod Guidance Advanced)
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
sampling
Inputs
model MODEL
seed INT
steps INT
cfg FLOAT
sampler_name
- 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
- er_sde_cns
scheduler
- simple
- sgm_uniform
- karras
- exponential
- ddim_uniform
- beta
- normal
- linear_quadratic
- kl_optimal
positive CONDITIONING
negative CONDITIONING
latent_image LATENT
denoise FLOAT
clip CLIP
adapter
- (auto-download default)
quality_tags STRING
quality_neg STRING
mod_w FLOAT
mod_start_layer INT
mod_end_layer INT
mod_taper INT
mod_taper_scale FLOAT
mod_final_w FLOAT
window_size FLOAT
flex_window FLOAT
warmup_steps INT
blend_w FLOAT
cheby_degree INT
ridge_lambda FLOAT
dcw_mode
- off
- manual
- auto
dcw_lambda FLOAT
dcw_band_mask
- LL
- all
- HH
- LH+HL+HH
dcw_calibrator
- (auto-download default)
cfgpp_lambda FLOAT
fsg BOOLEAN
fsg_band_lo FLOAT
fsg_band_hi FLOAT
fsg_k INT
fsg_d_sigma FLOAT
fsg_gamma FLOAT
adaptive_smc_alpha FLOAT
smc_cfg_lambda FLOAT
xattn_boost FLOAT
xattn_boost_band FLOAT
xattn_boost_renorm
- img
- tok
- off
xattn_boost_renorm_frac FLOAT
Outputs
LATENT
Extension: SpectrumKSampler
Spectrum: training-free diffusion sampling acceleration via Chebyshev polynomial feature forecasting. Drop-in KSampler replacement that skips transformer blocks on predicted steps for ~2-3x speedup.
Authored by sorryhyun
Looking for a different node?
More nodes in SpectrumKSampler
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.