Black Forest Labs logo

FLUX Kontext Max


FLUX Kontext Max is Black Forest Labs logoBlack Forest Labs's image generation model with a 4K context window and up to 4K output tokens, available from 3 providers, starting at $N/A / 1M input and $N/A / 1M output. A high-quality contextual image generation and editing model from Black Forest Labs with strong character consistency and text-guided editing.
Spec
Canonical IDblack-forest-labs-flux-kontext-max
TypeImage Generation
StatusActive
CreatorBlack Forest LabsBlack Forest Labs
Providers
Context Window4K tokens
Max Output4K tokens
Input ModalitiesText
Output ModalitiesImage
Release Date · 11 months ago

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·

Pricing by Provider

ProviderStandard
AI/ML API logo
AI/ML API
flux/kontext-max/text-to-image
Black Forest Labs logo
Black Forest Labs
flux-kontext-max
Vercel AI Gateway logo
Vercel AI Gateway
bfl/flux-kontext-max

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Deep Research Pro Preview (Dec-12-2025)1.0MAvailable
Deep Research Pro Preview (Dec-12-2025)1.0M$2.00$12.00Available
Imagen 4 Fast480$0.000$0.000Available
Imagen 4 Ultra480$0.000$0.000Available
Imagen 4480$0.000$0.000Available
Gen-4 Image Turbo$0.000$0.000Available
Imagen 4 Preview 0606$0.000$0.000Available
Runway Gen-4 Image$0.000$0.000Available
Stable Diffusion 3.5 Large77$0.000$0.000Available
Stable Diffusion 3.5 Large Turbo$0.000$0.000Available
FLUX Kontext Max4K$0.000$0.000Current

Model IDs