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| 2 models | black-forest-labsBlack Forest Labs: FLUX.2 Klein 4BRemove × | black-forest-labsBlack Forest Labs: FLUX 3 ImageRemove × |
|---|---|---|
| What’s different | 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... | FLUX.3 Image is Black Forest Labs' flagship image generation and editing model. It handles text-to-image and multi-reference editing with up to 10 input images, and renders at fixed resolution tiers... |
| Date | Jan 14, 2026Listed | Oct 1, 2026Released |
API prices USD · provider configuration shown below | ||
| Listed rate | See provider quotes | $0.041/ imageBlack Forest Labs · via OpenRouter · all routes ↗black-forest-labs · output image · variant=768 |
| Provider endpoints | 0 endpoints → | 2 endpoints → |
Benchmarks Each result retains its evaluation configuration | ||
| AA Image ↗2.1 | Not reported | 1,117.15 ↗Text-to-image · all categoriesIndependent result95% CI 1,105.15–1,129.15 · n=6,115 |
Specifications | ||
| Context window | 41K | 46.9K |
| Max output | 36.9K | 42.2K |
| Parameters | 4B | — |
| Image input | Supported | Supported |
| Open weights | Supported | Not reported |