NeuralBridgeDocumentation

flux 2 klein 4b

unofficialimage
DeveloperBlack-Forest-Labs
Identifierblack-forest-labs/flux-2-klein-4b-08130

flux 2 klein 4b specifications

Context window
Max output tokens
Release date
InputText
OutputImage

flux 2 klein 4b pricing in rubles

You pay for what you use, per token and per unit. The final request cost is returned in the API response.

TypePrice
Image0,143per image

Prices are in rubles and may change with exchange rates.

What flux 2 klein 4b can do

flux 2 klein 4b API: connection and code examples

The service exposes a single OpenAI-compatible API. Set our base_url and the key from your dashboard.

OpenAI Python SDK

from openai import OpenAI

client = OpenAI(api_key="YOUR_API_KEY", base_url="https://api.neuralbridge.ru/v1")

image = client.images.generate(model="black-forest-labs/flux-2-klein-4b-08130", prompt="Рыжий кот в скафандре")

print(image.data[0].url or image.data[0].b64_json[:64])

cURL

curl https://api.neuralbridge.ru/v1/images/generations \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "black-forest-labs/flux-2-klein-4b-08130", "prompt": "Рыжий кот в скафандре"}'

API endpoints

POST /v1/images/generationsprimaryImages — generations
Matn tavsifi bo‘yicha tasvir generatsiyasi.

Supported request parameters

ParameterDefaultAllowed valuesDescription
sizeNatija hajmi «eni×balandligi» ko‘rinishidagi satr.
widthRasmning kengligi pixelda.
heightRasm balandligi pikselda.
seedTasodifiylikni qat'iy belgilaydi: bir xil seed va bir xil parametrlar bilan takroriy so‘rov bir xil natija beradi.
negative_promptNatijada NIMA bo‘lmasligi kerak: istalmagan obyektlar, tafsilotlar yoki uslubni ro‘yxatga oling.
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