Flux Review

Black Forest Labs open image model

At a glance

Category: Génération d'images. Editor rating: 4.0/10, based on hands-on testing. Pricing: free with paid upgrades available.

High-quality open-weights image model from the team behind Stable Diffusion. Strong on hands and text.

Editor's note: Best for Open-source pipelines that need photorealism. The main caveat: pro and ultra models are api-only, no open weights.

Strengths

• Open weights for the dev model, full self-host ability
• Hand and finger anatomy is the best in any open model
• Fal.ai and Replicate offer hosted access at $0.05 per image
• Trained by ex-Stable Diffusion team, mature engineering

Weaknesses

• Pro and Ultra models are API-only, no open weights
• Setup for self-host needs 24GB VRAM minimum
• Newer ecosystem, fewer LoRAs and fine-tunes than SDXL today

Best for

• Open-source pipelines that need photorealism
• Self-hosted deployments where data must stay private

Use cases

• Open-source pipelines that need photorealism
• Self-hosted deployments where data must stay private

What is Flux?

Flux is a génération d'images tool. Black Forest Labs open image model.

How much does Flux cost?

Flux is free with paid upgrades available. Pricing can change, always check the vendor's site for the latest plans before signing up.

Is Flux free?

Flux offers a free tier with basic features. To unlock the full feature set you'll need a paid plan.

What can I use Flux for?

Common use cases include Open-source pipelines that need photorealism, and Self-hosted deployments where data must stay private.

What is Flux best at?

Reviewers single out Open weights for the dev model, full self-host ability; Hand and finger anatomy is the best in any open model; Fal.ai and Replicate offer hosted access at $0.05 per image.