FLUX · Black Forest Labs

FLUX.2 [klein] 4B API price per image.

From $0.005 per image at fal (1MP), $5.00 per thousand. Black Forest Labs's own API: $0.014 on Black Forest Labs.

Every provider

FLUX.2 [klein] 4B API prices at every provider, US dollars per image
ProviderSizeQualityPer image1,000 imagesAs listed
Replicaterelay channelany—$0.001$1.001.0 USD per thousand output image megapixels
fal1MP—$0.005cheapest$5.000.005 USD per megapixel
APIYIany—$0.01cheapest$10.000.01 USD per call
DeepInfra1024x1024—$0.014cheapest$14.000.014 USD $ per image, scaled by (w/1024) x (h/1024)
AI/ML API1MP—$0.014$14.000.014 USD per megapixel
Black Forest Labsofficial1MP—$0.014$14.000.014 USD per megapixel
EachLabsedit · relay channelany—$0.001$1.000.001 USD per image
faledit1MP—$0.01cheapest$10.000.01 USD per megapixel
EachLabseditany—$0.014cheapest$14.000.014 USD per image

USD per image before tax, at the size and quality shown. Yuan and per-megapixel prices converted as described in the method. * Not confirmed on the provider's own page. Provider links go to each price's source.

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FAQ.

What is the cheapest API for FLUX.2 [klein] 4B?

fal at $0.005 per image (1MP), or $5.00 for 1,000 images. 7 providers sell it. Checked November 2, 2026.

How much does Black Forest Labs's own API charge for FLUX.2 [klein] 4B?

$0.014 per image on Black Forest Labs at 1MP. The cheapest reseller is 64% below it.

Does a bigger FLUX.2 [klein] 4B image cost more?

Providers price it at 1MP, 1024x1024. Larger sizes usually cost more; the table lists every size and quality each provider sells.