FLUX 1 Kontext Dev — AI Image Generator
FLUX 1 Kontext Dev is available on Artifio.ai as part of our unified AI workspace. Powered by Black Forest Labs. Starting at about $0.015 per generation.
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FLUX 1 Kontext Dev pricing
These prices are calculated from the current model settings. Each row describes the configuration used for that price.
| Settings | Per generation |
|---|---|
| Default settings | $0.015 |
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About FLUX 1 Kontext Dev
FLUX 1 Kontext Dev is the open-weight member of Black Forest Labs' FLUX.1 Kontext suite, a family of flow-matching models announced on 29 May 2025 that edit images from a text instruction plus a reference image. The dev variant, a 12-billion-parameter diffusion transformer, spent a month in private beta for research and safety testing before its public weight release on 26 June 2025 under the FLUX.1 non-commercial license.
Unlike its pro and max siblings, Kontext Dev concentrates entirely on editing rather than generation from scratch. On Artifio it runs alongside 100+ other models in one workspace, paid per generation from a single wallet.
Features
- 12-billion-parameter open-weight diffusion transformer specialized in instruction-based image editing
- Performs both precise local edits and global changes from a text instruction and an input image
- Preserves characters across a diverse set of scenes and environments through iterative, multi-turn editing
- Ships in BF16, FP8 and FP4 TensorRT variants developed with NVIDIA for faster inference and lower memory use on Blackwell GPUs
- Weights are free for research and non-commercial use, with commercial licenses available through a self-serve portal
What people use it for
- Swapping or restyling a single object in a photo without regenerating the rest of the frame
- Keeping a character's appearance consistent across a series of edited scenes
- Editing or replacing text that appears inside an image
- Research on instruction-based editing in self-hosted pipelines where open weights are required
Reported strengths
- In human-preference evaluations on KontextBench it beat open editing models such as ByteDance Bagel and HiDream-E1-Full, and Google's Gemini Flash Image in many categories, results Black Forest Labs says were confirmed independently by Artificial Analysis
- The technical report highlights strong preservation of objects and characters, which makes iterative editing workflows unusually robust
- TensorRT builds give it practical speed and memory options on recent NVIDIA hardware
Reported limitations
- It is an editing model only; it does not replace a general text-to-image generator
- Black Forest Labs documents visual artifacts that accumulate after excessive multi-turn editing sessions
- The model can fail to follow instructions and has limited world knowledge, and distillation can introduce visual artifacts
- The weights are non-commercial; commercial self-hosting requires a paid license
Sources
- FLUX.1 Kontext [dev] open weights release (Black Forest Labs)
- Introducing FLUX.1 Kontext and the BFL Playground (Black Forest Labs)
- FLUX.1 Kontext: Flow Matching for In-Context Image Generation and Editing in Latent Space (arXiv)
FLUX 1 Kontext Dev FAQ
What is FLUX 1 Kontext Dev?
FLUX 1 Kontext Dev is an AI model (image editing) available on Artifio.ai through Black Forest Labs. You can run it in our workspace from a single shared wallet and download your outputs.
How much does FLUX 1 Kontext Dev cost on Artifio?
FLUX 1 Kontext Dev has a starting estimate of $0.015 per generation on Artifio.ai. Review the estimate for your settings in the workspace before confirming. Usage-billed models reconcile the final charge after generation.
How do I use FLUX 1 Kontext Dev on Artifio?
Click Generate Now to open the workspace at /create/bfl-flux-1-kontext-dev. Fill in the form fields, review the live cost estimate, and run your generation.
What kind of outputs does FLUX 1 Kontext Dev produce?
FLUX 1 Kontext Dev is configured for image editing workflows in the AI content category. See the technical parameters below for supported inputs and options.
Can I try FLUX 1 Kontext Dev for free?
Sign up free, top up your wallet from $1, and you can run FLUX 1 Kontext Dev pay-as-you-go without a separate subscription for this model.
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