FLUX.1 Kontext Dev is Black Forest Labs's image generation model. A development-tier FLUX.1 Kontext model enabling context-aware image generation and editing from text and image inputs.
Specifications
Canonical IDblack-forest-labs-flux-kontext-1-dev
TypeImage Generation
StatusActive
CreatorBlack Forest LabsBlack Forest Labs
Input ModalitiesText
Output ModalitiesImage
Parameters11.9B
HuggingFace Likes2,596
HuggingFace Downloads (30d)57,692
HuggingFace Downloads (all-time)2,565,495

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text·
Image
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Cheapest Instances to Run It

Cloud GPU instances that can host FLUX.1 Kontext Dev, ranked by cheapest on-demand price. The model needs about 29 GB of GPU memory at FP16 precision (estimated from its parameter count), so treat the fit as guidance rather than a guarantee.

All clouds
FP16 (full precision)
US Dollar ($)
Instance
Cloud
GPU
VRAM
Price
Cheapest region
Standard_NV16as_v4AzureAMD Radeon Instinct MI2532 GB$0.932/hrwestus2
Standard_NP10sAzureAMD Alveo U250 FPGA (64GB)64 GB$1.65/hrwestus2
g6e.xlargeAWSL40S45 GB$1.86/hrus-east-1
7 more instances can run FLUX.1 Kontext Dev
Unlock the full ranked list and FP8 / INT4 quantization with a CloudPrice subscription.

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
FLUX Klein 2 4BAvailable
FLUX Klein 2 9BAvailable
FLUX 2 Max67KAvailable
FLUX 2 FlexAvailable
FLUX 2 DevAvailable
FLUX 2 Dev FlashAvailable
FLUX 2 Dev TurboAvailable
FLUX Klein 2 4B BaseAvailable
FLUX Klein 2 9B BaseAvailable
FLUX.1 Fill ProAvailable
FLUX.1 Kontext DevCurrent

Model IDs

black-forest-labs-flux-kontext-1-dev
black-forest-labs/FLUX.1-Kontext-dev
flux-1-kontext-dev