Flux 2 by Black Forest Labs generates images from text and edits them with reference images. Three models cover different needs: Flux 2 Pro for high-quality images with excellent prompt adherence, Flux 2 Flex for flexible style transfer, and Flux 2 Klein for ultra-fast, lightweight generation with LoRA support. Add reference images and Flux 2 switches to edit mode automatically.
Reference-Based Editing
Add reference images to your prompt and Flux 2 switches to edit mode — up to 8 references with Pro and Flex.
Klein: Ultra-Fast Drafts
Flux 2 Klein is the lightweight, fastest Flux variant — built for quick drafts and rapid iteration, with LoRA support.
Pro: Prompt Adherence
Flux 2 Pro delivers high-quality images that follow your prompt closely — a strong fit for photorealistic product shots and marketing visuals.
Flex: Style Transfer
Flux 2 Flex specializes in flexible style transfer — match the look of your reference images or explore creative, artistic interpretations.
Seedream 4.5 by ByteDance generates 2K resolution images in under 1.8 seconds and scales to 4K. It accepts up to 14 reference images as input and can output up to 6 images per generation for batch workflows. Built for precise instruction-based editing, strong feature preservation, and knowledge-based generation — it understands abstract concepts and converts them into accurate visuals.
Ultra-Fast 2K Generation
Generates 2K resolution images in under 1.8 seconds — up to 4K for print-quality output.
Multi-Image Input & Output
Accepts up to 14 reference images as input. Generates up to 6 images per request for batch workflows — all consistent with each other.
Precise Instruction Editing
Natural language editing that preserves identity — change style, lighting, background without the over-processed AI look.
Knowledge-Based Generation
Understands abstract concepts, complex reasoning, and converts deep intent into visually accurate results — not just literal prompt matching.
It depends on the job. Flux 2: Text-to-Image and Reference Editing by Black Forest Labs. Seedream 4.5: ByteDance's 4K Image Model — 2K in Under 1.8 Seconds. Both are on The Factory on one credit balance, so you can run the same prompt on each and keep the better result.
Yes. New accounts get welcome credits that work with every model, including Flux 2 and Seedream 4.5.