AI video API · Lightricks

LTX 2 Fast API pricing per second

Generate video with Lightricks's LTX 2 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$0.10per secondR$0.35 · 6 credits6 seconds at 1080p: $0.62Updated November 07, 2026

Pricing

LTX 2 Fast pricing by mode and resolution

ModeResolutionPrice per secondIn reaisCredits
From an image1080p$0.10R$0.356 credits
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 LTX 2 Fast accepts in each request

Modes
From an image and Text only
Duration
6, 8, 10, 12, 14, 16, 18, or 20 seconds
Resolutions
1080p
Reference images
up to 1
Sound
With or without sound (audio: false)

Code

How to call LTX 2 Fast free quote, generation and result

BODY='{"model":"lightricks/ltx-2-fast","prompt":"a dog surfing at sunset","seconds":6,"resolution":"1080p"}'

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 second costs $0.10 and a minute comes to $6.24 (R$20.88, 349 credits). Each generation runs 6, 8, 10, 12, 14, 16, 18, or 20 seconds.
Create an account, make a key and send the request to the quote, which charges nothing. The smallest LTX 2 Fast generation costs 35 credits, more than the 15 free ones: use those to try a cheaper model from the catalog.
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 LTX 2 Fast and every other model with the same key.
No. The Cut.Pro key calls LTX 2 Fast without a Lightricks 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.

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Generate with LTX 2 Fast today

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

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