FLUX.2 [klein] is an ultra-fast, distilled image model. It unifies image generation and editing in a single model, delivering state-of-the-art quality enabling interactive workflows, real-time previews, and latency-critical applications.
curl https://api.aigateway.sh/v1/images/generations \
-H "Authorization: Bearer $AIGATEWAY_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"black-forest-labs/flux-2-klein-4b","prompt":"a cyberpunk cat"}'{
"model": "black-forest-labs/flux-2-klein-4b",
"prompt": "A cyberpunk cat at sunset, cinematic lighting",
"n": 1,
"size": "1024x1024",
"response_format": "url" // or "b64_json"
}{
"created": 1776947082,
"data": [
{ "url": "https://media.aigateway.sh/img/abc123.png" }
// or { "b64_json": "iVBORw0KGgoAAAANSUhEU..." }
]
}from openai import OpenAI
client = OpenAI(base_url="https://api.aigateway.sh/v1", api_key="sk-aig-...")
r = client.images.generate(
model="black-forest-labs/flux-2-klein-4b",
prompt="a cyberpunk cat at sunset",
size="1024x1024",
)
print(r.data[0].url)