What Is FLUX.2 Flash?
FLUX.2 Flash is the low-cost, low-latency FLUX.2 route. It supports text generation and a documented edit operation with as many as four input images; prompt expansion stays disabled so the submitted instruction and quoted credit price remain predictable.
FLUX Model Versions
FLUX.2 Flash
4 references · 2K
From 1 Credits
FLUX.2 Max
The highest-fidelity FLUX.2 tier for final-publish generation and demanding prompt adherence.
- Resolutions: 1K / 2K
- Reference images: not supported
- Modes: Text to Image, Typography
- Speed: Balanced
FLUX.2 Flex
FLUX.2 with explicit guidance and step controls for typography-heavy final renders.
- Resolutions: 1K / 2K
- Reference images: not supported
- Modes: Text to Image
- Speed: Balanced
FLUX.2 Flash
A low-cost FLUX.2 route for rapid generation and exact multi-reference edits.
- Resolutions: 1K / 2K
- Reference images: up to 4
- Modes: Text to Image, Edit Image, Multi-reference
- Speed: Fastest
FLUX.2 Turbo
A fast FLUX.2 draft model with prompt expansion and unusually low megapixel cost.
- Resolutions: 1K / 2K
- Reference images: up to 4
- Modes: Text to Image, Image to Image, Edit Image, Multi-reference
- Speed: Fastest
FLUX.2 Klein 4B
Black Forest Labs’ fully open compact FLUX.2 model for high-volume and interactive generation.
- Resolutions: 1K / 2K
- Reference images: not supported
- Modes: Text to Image
- Speed: Fastest
FLUX.1 Kontext Max
The premium Kontext tier for typography, prompt adherence and identity-preserving edits.
- Resolutions: 1K
- Reference images: up to 1
- Modes: Text to Image, Image to Image, Edit Image
- Speed: Balanced
FLUX.1 Kontext Pro
Fast, context-aware generation and iterative editing from a single reference.
- Resolutions: 1K
- Reference images: up to 1
- Modes: Text to Image, Image to Image, Edit Image
- Speed: Fast
FLUX1.1 Pro Ultra
The high-resolution FLUX1.1 Pro tier for natural photography, detailed materials and reference-guided renders.
- Resolutions: 2K
- Reference images: up to 1
- Modes: Text to Image, Image to Image
- Speed: Balanced
FLUX1.1 Pro
The production FLUX1.1 endpoint for detailed photographic and material-rich final renders.
- Resolutions: 1K / 2K
- Reference images: not supported
- Modes: Text to Image
- Speed: Balanced
FLUX.1 Dev
The tunable FLUX.1 development checkpoint for prompt experiments, seeded studies and controllable rendering.
- Resolutions: 1K / 2K
- Reference images: not supported
- Modes: Text to Image
- Speed: Slow
FLUX.1 Schnell
The original open FLUX speed tier for rapid four-step concepts and inexpensive prompt batches.
- Resolutions: 1K
- Reference images: not supported
- Modes: Text to Image, Typography
- Speed: Fastest
FLUX.2
Generate photorealistic images and edit reference photos with control over lighting, materials and composition.
- Resolutions: 1K / 2K / 4K
- Reference images: up to 4
- Modes: Text to Image, Image to Image, Edit Image
- Speed: Balanced
FLUX.2 Klein
The distilled FLUX.2: speed first, same visual language.
- Resolutions: 1K
- Reference images: up to 1
- Modes: Text to Image, Image to Image
- Speed: Fastest
What Is FLUX.2 Flash Best For?
- Fast FLUX.2 drafts
- Multi-reference composites
- Product and subject edits
- Affordable 2K output
How to Use FLUX.2 Flash
- Generate from text or choose an editing mode.
- Number every reference in the prompt.
- State what must remain unchanged.
- Iterate at 1K and finish the selected result at 2K.
FLUX.2 Flash Settings Explained
Reference Images
Upload up to four; every input is metered upstream, so edit mode adds one visible credit.
Guidance
The documented default is 2.5. Raise it cautiously for strict constraints.
The panel above shows only the parameters FLUX.2 Flash actually supports. Switch versions and unsupported controls disappear rather than sitting there doing nothing.
FLUX.2 Flash Prompt Examples
Fast campaign image
Minimal running shoe campaign, shoe suspended over red clay, hard side light, energetic diagonal composition
Four-reference edit
Use the person from image 1, clothing from image 2, product from image 3 and room from image 4; preserve identity and packaging
FLUX.2 Flash Test Results
Testing in progress
Every model runs the same eight-category prompt set — portrait, product, poster text, anime character, interior, multi-reference, image editing and character consistency — recording generation time, success rate, text accuracy and identity retention. That run has not finished for FLUX.2 Flash, so this page shows no scores. We do not publish numbers we have not measured.
FLUX.2 Flash Limitations
- Each edit input adds provider cost
- The interface caps references at four
- Use a Pro or Max tier for the most refined surfaces
FLUX.2 Flash Pricing and Credits
Credits scale with resolution and image count. The Generate button always shows what this run costs.
1K
1 credits / image
2K
2 credits / image
Failed generations cost 0 credits.
Commercial Use and Image Rights
Commercial use is subject to Black Forest Labs' model and service terms.
- Model used: FLUX.2 Flash
- Model developer: Black Forest Labs
- The inference route is managed internally and may change without changing the selected model
- Uploads are sent only to the configured inference service needed to complete the generation
- You can delete any generation from your history at any time
Frequently Asked Questions
Why does editing cost one extra credit?+
The edit endpoint bills processed input images in addition to the generated output.
Is prompt expansion enabled?+
No. It is disabled so literal prompts and per-run cost remain predictable.
Release History and Sources
Date not yet established
The exact model, checkpoint or provider-specific tier needs to be established before it can be placed on the timeline.
Explore this event on the image model timeline →
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