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POST
/
generate
/
video
/
bytedance
/
seedance-1.0-pro-fast
Seedance Pro Fast
curl --request POST \
  --url https://api.krea.ai/generate/video/bytedance/seedance-1.0-pro-fast \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "prompt": "Byzantine chapels, where mosaics gleam with divine tales."
}
'
import requests

url = "https://api.krea.ai/generate/video/bytedance/seedance-1.0-pro-fast"

payload = { "prompt": "Byzantine chapels, where mosaics gleam with divine tales." }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({prompt: 'Byzantine chapels, where mosaics gleam with divine tales.'})
};

fetch('https://api.krea.ai/generate/video/bytedance/seedance-1.0-pro-fast', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));
<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.krea.ai/generate/video/bytedance/seedance-1.0-pro-fast",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'prompt' => 'Byzantine chapels, where mosaics gleam with divine tales.'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.krea.ai/generate/video/bytedance/seedance-1.0-pro-fast"

	payload := strings.NewReader("{\n  \"prompt\": \"Byzantine chapels, where mosaics gleam with divine tales.\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.post("https://api.krea.ai/generate/video/bytedance/seedance-1.0-pro-fast")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"prompt\": \"Byzantine chapels, where mosaics gleam with divine tales.\"\n}")
  .asString();
require 'uri'
require 'net/http'

url = URI("https://api.krea.ai/generate/video/bytedance/seedance-1.0-pro-fast")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"prompt\": \"Byzantine chapels, where mosaics gleam with divine tales.\"\n}"

response = http.request(request)
puts response.read_body
{
  "job_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "created_at": "2023-11-07T05:31:56Z",
  "completed_at": null,
  "result": null,
  "error": {
    "code": "<string>",
    "message": "<string>"
  }
}
{
  "error": "<string>"
}
{
  "error": "<string>"
}
{
  "error": "<string>"
}
{
  "error": "<string>"
}
These aliases are accepted for compatibility only and are not shown in the request schema.
DeprecatedUse insteadAccepted until
startImagestart_image2026-06-19
startVideostart_video2026-06-19
aspectRatioaspect_ratio2026-06-19

Authorizations

Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Headers

X-Webhook-URL
string<uri>

URL to receive a POST request when the job completes. The webhook will receive the job data including results.

Body

application/json
prompt
string
required
start_image
string<uri> | null

Can be an external URL, base64 data URI, or uploaded asset URL.

Maximum string length: 1024
start_video
string<uri> | null

Can be an external URL, base64 data URI, or uploaded asset URL.

Maximum string length: 1024
aspect_ratio
enum<string>
default:16:9
Available options:
1:1,
16:9,
9:16,
4:3,
3:4,
21:9,
9:21
duration
number
default:5
Required range: 2 <= x <= 12
resolution
enum<string>
default:720p
Available options:
480p,
720p,
1080p

Response

The resulting job data. This will be returned in a pending state until the job is completed. See /jobs/{id} for retrieving the results.

job_id
string<uuid>
required
Pattern: ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$
status
enum<string>
required
Available options:
backlogged,
queued,
scheduled,
processing,
sampling,
intermediate-complete,
completed,
failed,
cancelled
created_at
string<date-time>
required
Pattern: ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$
completed_at
null
required
result
null
required
error
object