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Black Forest Labs models API

Call 21 Black Forest Labs models through one PopNow API key: FLUX.2 Max, FLUX 3 Klein Base LoRA, and FLUX 3 Klein Base. Prices start at $0.006 per image. Many are up to 33% below Black Forest Labs's own list price.

models
21
endpoints
42
starting price, per image
$0.006
max saving vs list price
33%

Black Forest Labs models

21 models

Black Forest Labs API prices

See pricing
ModelBest forList pricePopNow priceYou save
FLUX.2 Maxblack-forest-labs/flux-2-max/text-to-imageCreate Image · Edit Image—$0.07per image
FLUX 3 Klein Base LoRAblack-forest-labs/flux-3-klein-base-lora/text-to-imageCreate Image · Edit Image—$0.042per image
FLUX 3 Klein Baseblack-forest-labs/flux-3-klein-base/text-to-imageCreate Image · Edit Image—$0.036per image
FLUX 3black-forest-labs/flux-3/text-to-videoCreate Video · Image to Video · Extend Video · Upscale Video—$0.30for a 5-second clip
FLUX.2 Klein 9B LoRAblack-forest-labs/flux-2-klein-9b-lora/text-to-imageCreate Image · Edit Image—$0.018per image
FLUX.2 Klein Base 9B LoRAblack-forest-labs/flux-2-klein-base-9b-lora/text-to-imageCreate Image · Edit Image—$0.024per image
FLUX.2 Klein 4B LoRAblack-forest-labs/flux-2-klein-4b-lora/text-to-imageCreate Image · Edit Image—$0.0156per image
FLUX.2 Klein Base 4B LoRAblack-forest-labs/flux-2-klein-base-4b-lora/text-to-imageCreate Image · Edit Image—$0.018per image
FLUX.2 Klein 9Bblack-forest-labs/flux-2-klein-9b/text-to-imageCreate Image · Edit Image$0.015$0.011per image−26%
FLUX.2 Klein 4Bblack-forest-labs/flux-2-klein-4b/text-to-imageCreate Image · Edit Image$0.014$0.0093per image−33%
FLUX.2 Dev LoRAblack-forest-labs/flux-2-dev-lora/text-to-imageCreate Image · Edit Image—$0.0216per image
FLUX.2 Problack-forest-labs/flux-2-pro/text-to-imageCreate Image · Edit Image—$0.03per image
FLUX.2 Flexblack-forest-labs/flux-2-flex/text-to-imageCreate Image · Edit Image—$0.0578per image
FLUX.2 Devblack-forest-labs/flux-2-dev/text-to-imageCreate Image · Edit Image—$0.0116per image
FLUX.1 Krea Dev LoRAblack-forest-labs/flux-1-krea-dev-lora/text-to-imageCreate Image · Edit Image—$0.024per image
FLUX.1 Dev ControlNet LoRAblack-forest-labs/flux-1-dev-controlnet-lora/text-to-imageCreate Image—$0.036per image
FLUX.1 Fill Dev LoRAblack-forest-labs/flux-1-fill-dev-lora/editEdit Image—$0.042per image
FLUX.1 Dev LoRAblack-forest-labs/flux-1-dev-lora/text-to-imageCreate Image · Edit Image—$0.018per image
FLUX.1 Schnell LoRAblack-forest-labs/flux-1-schnell-lora/text-to-imageCreate Image · Edit Image—$0.006per image
FLUX 3 Kleinblack-forest-labs/flux-3-klein/text-to-imageCreate Image · Edit Image—$0.012per image
FLUX 3 Klein LoRAblack-forest-labs/flux-3-klein-lora/text-to-imageCreate Image · Edit Image—$0.018per image

List prices are each maker's own published price for the same output, checked on Oct 14, 2026. Prices shown are starting prices; open a model for every tier.

Latest Black Forest Labs additions

  1. FLUX 3 Klein Base LoRAImage · From $0.042 per imageNew
  2. FLUX 3 Klein BaseImage · From $0.036 per imageNew
  3. FLUX 3Video · From $0.30 for a 5-second clip
Changelog

Call a Black Forest Labs model

The same request works for every model: change the model name and its input.

curl -X POST https://api.popnow.ai/api/v1/jobs/createTask \
  -H "Authorization: Bearer $POPNOW_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
  "model": "black-forest-labs/flux-2-max/text-to-image",
  "input": {
    "prompt": "A ceramic teapot on a linen cloth, soft window light, muted palette",
    "aspect_ratio": "1:1",
    "resolution": "1k"
  }
}'

Frequently asked questions

How do I call Black Forest Labs models with PopNow?

Create an API key, then send a task with the model name (for example black-forest-labs/flux-2-max/text-to-image) and its input. You get a task ID back and read the result when it is ready, or receive it on your webhook.

How much do Black Forest Labs models cost on PopNow?

Prices start at $0.006 per image. Each model page lists every tier, and you get an exact quote before every run.

Which Black Forest Labs models are available?

FLUX.2 Max, FLUX 3 Klein Base LoRA, FLUX 3 Klein Base, FLUX 3, FLUX.2 Klein 9B LoRA, FLUX.2 Klein Base 9B LoRA, FLUX.2 Klein 4B LoRA, FLUX.2 Klein Base 4B LoRA, FLUX.2 Klein 9B, FLUX.2 Klein 4B, FLUX.2 Dev LoRA, and FLUX.2 Pro. New models are added as they are released; see the changelog.

Other model makers

All model makers

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One key for every model, a USD balance you top up when you need to, and an exact price before every run.