Black Forest Labs: FLUX.2 Klein 4B
Released Jan 14, 2026Try it on:
FLUX.2 [klein] 4B is the fastest and most cost-effective model in the FLUX.2 family, optimized for high-throughput use cases while maintaining excellent image quality. Pricing is based on the output...
Best overall rank
#38
▼ 1 vs 7d ago
Total arena votes
1,018,776
Across 10 (subset, category) entries
Providers on OR
1
Black Forest Labs
First seen
2026-05-08
26 days tracked
Trend
Pricing
Per unit
- Image output
- $0.140/img
Capabilities
Modality
text+image->imageContext
41K tokens
Tokenizer
Other
Moderation
Unmoderated
Hugging Face
Supported parameters
seed
Providers
| Provider | Region / Tag | Context | Input/M | Output/M | Uptime 1d | Latency | Quant | Cache |
|---|---|---|---|---|---|---|---|---|
| Black Forest Labs | black-forest-labs | 41K | - | - | 99.99% | - | - | - |
Per-category ranks
Image Edit
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #26 | Multi Image Edit | - | 1171 | 126,069 | |
| #38 | Overall | - | 1188 | 485,521 |
Text to Image
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #49 | Portraits | - | 1053 | 31,018 | |
| #51 | 3d Modeling | - | 1030 | 13,142 | |
| #51 | Cartoon | - | 1023 | 50,307 | |
| #52 | Overall | - | 1029 | 135,658 | |
| #52 | Photorealistic | - | 1046 | 57,373 | |
| #54 | Art | - | 1028 | 18,087 | |
| #55 | Commercial Design | - | 1027 | 52,502 | |
| #55 | Text Rendering | - | 1014 | 49,099 |