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v1

ByteDance · video model

Seedance 2.0 Fast API

Build fast text-to-video and image-to-video workflows with Seedance 2 Fast using one model-aware endpoint.

Endpoint overview

POSThttps://www.makeinfluencer.ai/api/v1/models/seedance2fast/generations

Model ID

seedance2fast

Typical time

~40s

Sample quote

25,063 credits

The displayed price is input-specific

The sample quote is Seedance 2.0 Fast video - 480p (per second). Preview your exact payload before generating; previews do not charge.

Create a generation

Send the model fields inside input. The request returns HTTP 202 with an owned generation ID.

cURLAxiosPython
cURL
curl --request POST \
  https://www.makeinfluencer.ai/api/v1/models/seedance2fast/generations \
  --header "Authorization: Bearer $MAKEINFLUENCER_API_KEY" \
  --header "Idempotency-Key: seedance2fast-001" \
  --header "Content-Type: application/json" \
  --data '{
  "input": {
    "prompt": "A fashion creator walking through neon Tokyo, cinematic tracking shot",
    "aspectRatio": "16:9",
    "duration": 5,
    "resolution": "480p",
    "generateAudio": true
  }
}'

Model parameters

FieldTypeDefaultAccepted values
promptrequiredtext——
aspectRatioenum16:916:9, 9:16, 4:3, 3:4, 1:1, 21:9
resolutionenum480p480p, 720p, 1080p
durationnumber54 – 15
generateAudiobooleantrue—
reference_imagesimageArray—Up to 9 items
startFrameUrltext——
endFrameUrltext——

The same contract is available fromGET /models/seedance2fast for server-side validation and dynamic tooling.

Preview credits

POST · no charge
curl --request POST \
  https://www.makeinfluencer.ai/api/v1/models/seedance2fast/preview-credits \
  --header "Authorization: Bearer $MAKEINFLUENCER_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
  "input": {
    "prompt": "A fashion creator walking through neon Tokyo, cinematic tracking shot",
    "aspectRatio": "16:9",
    "duration": 5,
    "resolution": "480p",
    "generateAudio": true
  }
}'

A valid response returns the exact credit cost and pricing description. The dashboard, REST API, and MCP use one balance at the same model price.

Poll the result

GET · video
curl \
  https://www.makeinfluencer.ai/api/v1/generations/video/GENERATION_ID \
  --header "Authorization: Bearer $MAKEINFLUENCER_API_KEY"

Poll until terminal is true. On success, ready is true. Readurl for video orurls for image output. See the polling guide for statuses and backoff.

Seedance 2.0 Fast API FAQ

How much does the Seedance 2.0 Fast API cost?

The documented sample request costs 25,063 MakeInfluencer credits. Final cost depends on the exact model inputs, and the preview-credits endpoint returns an exact quote without charging.

Does the Seedance 2.0 Fast API use a separate balance?

No. REST, MCP, and the MakeInfluencer dashboard use the same account credit balance.

How do I receive Seedance 2.0 Fast results?

Creation returns HTTP 202 with a generation ID. Poll the video generation-status endpoint until terminal is true. On success, ready is true and the response contains the output URL.