Nodes/ComfyUI-AlchemicaSampler/⚗ AlchemicaSampler (advanced)
ComfyUI Node

⚗ AlchemicaSampler (advanced)

Modular sampler for Krea 2 Turbo: presets + chainable options, two stages low -> high resolution.

By Nessuno76·Created 2 days ago·Updated 2 days ago· 1
⚗ AlchemicaSampler (advanced)
  • model
  • positive
  • latent_image
  • negative
  • modello_rifinitura
  • opts
  • latent
  • sigmas
  • grafico_sigma
  • report
◄seed0►
◄presetalchemica_turbo►
◄profilo▾►
◄denoise1.00►
Category⚗ AlchemicaMente/sampling

Inputs (10)

NameTypeDefaultDescription
modelMODEL—
positiveCONDITIONING—
latent_imageLATENTLatent at the FINAL resolution. In two-stage mode the first stage works at a fraction of it.
seedINT00–18446744073709550000—
presetCOMBOalchemica_turbo9 options: rif_euler_simple, alchemica_duale, alchemica_turbo, alchemica_quality, alchemica_hires_2stage, foto_tarata, +3
profiloCOMBO(auto) = recognises the checkpoint and uses its calibration profile. Needed by the foto_tarata presets and by -1 values
denoiseFLOAT1.000–11.0 = from scratch. <1 = img2img (disables two-stage mode).
negativeoptCONDITIONINGUsed only with negative_mode = text and cfg > 1
modello_rifinituraoptMODELOptional: second stage with a different model
optsoptALCHEMICA_OPTSOverrides the preset entries

Outputs (4)

NameTypeDescription
latentLATENT—
sigmasSIGMAS—
grafico_sigmaIMAGE—
reportSTRING—