od Black Forest Labs
FLUX.3 Image Klein
Open-weights FLUX.3 Klein — fast generation & multi-ref editing, 768–4K tiers, up to 10 refs
flux-3-image-kleinGenerate images with this model.
/api/v1/images/generationsGET /api/v1/models?type=image{
"model": "flux-3-image-klein",
"prompt": "A serene mountain landscape at golden hour",
"size": "1024x1024",
"n": 1,
"reference_image": "https://example.com/reference.jpg"
}curl -X POST https://kunya.ai/api/v1/images/generations \
-H "Authorization: Bearer kunya_YOUR_API_KEY" \
-H "Content-Type: application/json"
-d '{"model":"flux-3-image-klein","prompt":"A serene mountain landscape at golden hour","size":"1024x1024","n":1,"reference_image":"https://example.com/reference.jpg"}'Black Forest Labs
Flagship BFL image generation & editing — 768–4K tiers, 16 aspect ratios, up to 10 refs
Dokumentacja APIFAL AI (Stability AI)
SD 3.5 with improved quality, typography, and prompt understanding
Dokumentacja APIFAL AI (Stability AI)
Legacy SDXL LoRA endpoint — superseded by SD 3.5
Dokumentacja API