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FLUX.2 [klein] 9B

by Black Forest Labs

Specifications

Input
Output
Context window
Released
Feb 2026

Performance

Speed
TTFT
Latency
1.6s
Intelligence

Pricing

Input
€0.00
per 1M tokens
Output
€0.00
per 1M tokens

About this model

Black Forest Labs FLUX.2 [klein] 9B is a balanced image generation model offering excellent quality-to-speed ratio. With 9 billion parameters, it provides better detail and composition than the 4B variant while remaining faster than full-size models. Ideal for production workloads requiring a balance between quality, speed, and cost. Supports both text-to-image and image-to-image generation.

Technical specifications

Capabilities
Input modalities
Output modalities
Reasoning
No

See also

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