AI image API · Black Forest Labs

Flux Kontext Pro API pricing per image

Generate images with Black Forest Labs's Flux Kontext Pro through the Cut.Pro API. You see the price before you generate and pay only for what you use.

  • Pay as you go, no subscription
  • 15 free credits on a new account
  • Free quote before every call
From$0.10per imageR$0.35 · 6 credits10 images: $1.04Updated November 07, 2026

Pricing

Flux Kontext Pro pricing by mode and resolution

ModeResolutionPrice per imageIn reaisCredits
Text only1080p$0.10R$0.356 credits

Updated November 07, 2026. Prices use the cheapest credit pack: 1 credit costs $0.0179 (R$0.0599).

Limits

What Flux Kontext Pro accepts in each request

Modes
Text only
Resolutions
1080p
Aspect ratios
21:9, 16:9, 3:2, 4:3, 1:1, 3:4, 2:3, 9:16
Reference images
up to 8

Code

How to call Flux Kontext Pro free quote, generation and result

BODY='{"model":"bfl/flux-pro-kontext","prompt":"product photo of a white sneaker on a studio background"}'

CREDITS=$(curl -s -X POST https://api.cut.pro/api/v1/generations/quote \
  -H "X-Api-Key: $CUTPRO_API_KEY" \
  -H "Content-Type: application/json" \
  -d "$BODY" | jq .credits)

curl -X POST "https://api.cut.pro/api/v1/generations?wait=60" \
  -H "X-Api-Key: $CUTPRO_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d "$(jq -c --argjson credits "$CREDITS" '. + {credits: $credits}' <<< "$BODY")"
Read the docs

Questions

API questions before your first call

At 1080p, each image costs $0.10 and 10 images come to $1.04 (R$3.48, 59 credits).
Create an account, make a key and send the request to the quote, which charges nothing. The 15 free credits cover 2 images with Flux Kontext Pro.
No. Buy a credit pack by card, or in reais with Pix from Brazil, and spend it on Flux Kontext Pro and every other model with the same key.
No. The Cut.Pro key calls Flux Kontext Pro without a Black Forest Labs account, with one balance for every model in the catalog.
Yes. With a CPF or CNPJ and full address in your billing details, the nota fiscal is issued after each payment is confirmed.

Still missing one? Help center

Generate with Flux Kontext Pro today

Create a key, get a free quote and pay only for what you generate.

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