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features
design
support

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Description

The Bonsai Image Ternary 4B MLX 2-bit is a text-to-image diffusion transformer specifically designed for deployment on Apple Silicon, emphasizing quality in its Bonsai Image variant. This model utilizes ternary weights of {−1, 0, +1} along with FP16 group-wise scaling in its transformer layers, which encompass Q/K/V projections, output projections, and MLP weights. Notably, it reduces the size of the FLUX.2 Klein 4B transformer from 7.75 GB FP16 to just 1.21 GB, achieving a remarkable 6.4× smaller footprint while maintaining visual quality and fidelity to prompts akin to the original model. The deployment package for Apple Silicon is 3.88 GB, which includes the MLX 2-bit diffusion transformer, a 4-bit Qwen3-4B text encoder, and an FP16 Flux2 VAE. After the text encoder handles prompt encoding, it is offloaded to ensure that only the compact transformer and VAE remain in memory during the denoising loop. Furthermore, the model employs a 4-step FlowMatchEuler sampler with guidance set at 1.0 and a shift of 3.0, eliminating the need for CFG and negative prompts, thus streamlining the generation process for enhanced user experience. Overall, this innovation represents a significant advancement in efficient and effective image generation technology.

Description

FLUX.2 advances the FLUX model family with major improvements in realism, prompt adherence, and world knowledge, enabling it to produce coherent lighting, spatial logic, and accurate material properties. It offers multi-reference generation with support for up to 10 images, allowing creators to maintain continuity across characters, products, and environments. The model reliably handles complex text, detailed typography, and branding requirements, making it suitable for marketing, design, and enterprise workflows. Editing capabilities reach resolutions up to 4 megapixels, preserving fine structure and stylistic fidelity. FLUX.2 is built on a latent flow matching architecture, combining a Mistral-3 based vision-language model with a rectified-flow transformer to unify generation and editing. Its variants—FLUX.2 [pro], FLUX.2 [flex], FLUX.2 [dev], and the upcoming FLUX.2 [klein]—offer a full spectrum of performance and control for teams of all sizes. Developers can self-host open weights, integrate via API, or tune generation parameters for full-stack customization. In every configuration, FLUX.2 is designed to radically improve productivity while lowering the cost of high-quality image creation.

API Access

Has API Yes 

API Access

Has API No 

Screenshots View All

Screenshots View All

Integrations

AIVideo.com No 
APIFree No 
Business Pitch No 
Crafiq No 
FLUX Upscale No 
FLUX.2 [klein] No 
FancyMe No 
FlyAgt No 
Fuser No 
GlobalGPT No 
Haimeta No 
Magnific No 
OmniGen AI No 
OpenClaw No 
Piooy No 
Pixalice No 
Poe No 
SnapVee Studio No 
VESSL AI No 
YouArt No 

Integrations

AIVideo.com Yes 
APIFree Yes 
Business Pitch Yes 
Crafiq Yes 
FLUX Upscale Yes 
FLUX.2 [klein] Yes 
FancyMe Yes 
FlyAgt Yes 
Fuser Yes 
GlobalGPT Yes 
Haimeta Yes 
Magnific Yes 
OmniGen AI Yes 
OpenClaw Yes 
Piooy Yes 
Pixalice Yes 
Poe Yes 
SnapVee Studio Yes 
VESSL AI Yes 
YouArt Yes 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Deployment

Web-Based No 
On-Premises Yes 
iPhone App Yes 
iPad App Yes 
Android App Yes 
Windows Yes 
Mac Yes 
Linux Yes 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows Yes 
Mac Yes 
Linux Yes 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) Yes 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

PrismML

Founded

2026

Country

United States

Website

prismml.com

Vendor Details

Company Name

Black Forest Labs

Founded

2024

Country

Germany

Website

bfl.ai/blog/flux-2

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