Hunyuan3D-2.1

Quantised packages of Hunyuan3D-2.1.

MECHA Forge

MECHA — Model Engineering & Contextual Hearth Assembly

These packages have been forged and optimized in the MECHA Forge.

Description

Hunyuan3D 2.1: text/image to 3D shape generation. 30 steps, CFG 7.5.

Available quantizations

Quant	Denoiser	Text encoder	VAE
FP8	FP8	FP8	FP8
INT8	INT8	INT8	INT8
FP4	FP4	FP4	FP8
INT4	INT4	INT4	INT8

The VAE is shared between formats: FP4 reuses the FP8 file, INT4 reuses the INT8 file.

Recommended settings

From the source model card (adjust to taste):

Parameter	Value
Steps	30
CFG / Guidance scale	7.5
Resolution	N/A (3D)
Notes	Shape generation

Example prompts

Caught in the moment (candid, slice of life):

masterpiece, best quality, highres, absurdres, very aesthetic, safe, 1woman,
solo, candid moment, natural lighting. A flower market in spring, colorful
blooms, wooden crates, soft morning light. A 31-year-old woman with defined
cheekbones and dark eyes. She has a slender build and a warm smile. She wears a
sundress and sandals, holding a bouquet, mid-laugh, candid and relaxed.

Fashion photography (magazine cover style):

Fashion photography, magazine cover style: a 31-year-old woman with defined
cheekbones, dark eyes, and a strong nose; wearing a sculptural white dress,
minimalist jewelry; clean studio, high contrast, 8K, sharp focus.

Scenery:

Scenery: a 3D-rendered alpine valley, snow peaks, clear sky, pine forest,
wildflowers, photorealistic, 8K.