AI video API · ByteDance

Seedance 1.5 Pro Fast API pricing per second

Generate video with ByteDance's Seedance 1.5 Pro Fast 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$0.0468per secondR$0.16 · 3 credits5 seconds at 720p: $0.23Updated November 07, 2026

Pricing

Seedance 1.5 Pro Fast pricing by mode and resolution

ModeResolutionWith soundWithout soundIn reaisCredits
First and last frame720p$0.0468$0.0468R$0.163 credits
First and last frame1080p$0.16$0.078R$0.529 credits
From an image720p$0.0468$0.0468R$0.163 credits
From an image1080p$0.16$0.078R$0.529 credits
Text only720p$0.0468$0.0468R$0.163 credits
Text only1080p$0.16$0.078R$0.529 credits

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

Limits

What Seedance 1.5 Pro Fast accepts in each request

Modes
First and last frame, From an image, and Text only
Duration
4 to 12 seconds
Resolutions
720p, 1080p
Aspect ratios
21:9, 16:9, 4:3, 1:1, 3:4, 9:16
Reference images
up to 2
Sound
With or without sound (audio: false)

Code

How to call Seedance 1.5 Pro Fast free quote, generation and result

BODY='{"model":"bytedance/seedance-1.5-pro-fast","prompt":"a dog surfing at sunset","seconds":5,"resolution":"720p","aspect_ratio":"9:16"}'

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 720p, each second costs $0.0468 and a minute comes to $2.81 (R$9.40, 157 credits). Each generation runs 4 to 12 seconds.
Create an account, make a key and send the request to the quote, which charges nothing. The 15 free credits cover 5 seconds at 720p with Seedance 1.5 Pro Fast.
First and last frame: two images become the start and the end of the video. From an image: the image you send becomes the first frame. Text only: the prompt describes everything.
No. Buy a credit pack by card, or in reais with Pix from Brazil, and spend it on Seedance 1.5 Pro Fast and every other model with the same key.
No. The Cut.Pro key calls Seedance 1.5 Pro Fast without a ByteDance 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 Seedance 1.5 Pro Fast today

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

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