FLUX.2 [klein] 4B
Specifications
- Input
- Output
- Context window
- —
- Released
- Feb 2026
Performance
- Speed
- —
- TTFT
- —
- Latency
- 16.3s
- Intelligence
- —
Pricing
- Input
- €0.00 per 1M tokens
- Output
- €0.00 per 1M tokens
About this model
Black Forest Labs FLUX.2 [klein] 4B is a lightweight, fast image generation model optimized for speed and efficiency. With 4 billion parameters, it delivers quick image generation while maintaining good quality. Perfect for rapid prototyping, bulk generation, and applications requiring low latency. Supports both text-to-image and image-to-image generation with excellent cost-efficiency.
Technical specifications
- Capabilities
- Input modalities
- Output modalities
- Reasoning
- No
See also
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