FLUX 3 Image Klein is a compact, open-weights version of FLUX 3 Image. It supports the same features: text to image, image editing, multi reference, and bounding boxes. It runs faster and fits on consumer GPUs, down to an RTX 3090.
$0.0045
Share of requests served without a server error. Client errors (4xx) do not count.
Works with the OpenAI SDK pointed at our base URL. Every parameter is in the API reference.
Images generated per day on NagaAI, counted since November 2026.
FLUX 3 Image Klein is a compact, open-weights version of FLUX 3 Image. It supports the same features: text to image, image editing, multi reference, and bounding boxes. It runs faster and fits on consumer GPUs, down to an RTX 3090.
On NagaAI, Flux 3 Image Klein costs about $0.0045 per image. You pay only for what you use, with no subscription.
It takes text and images as input and returns images.
Create an API key, copy the model ID from the top of this page and send requests with the OpenAI SDK pointed at NagaAI. The API section on this page has a ready example.