curl --request POST \
--url https://api.krea.ai/generate/video/google/veo-3.1-fast \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"prompt": "Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime."
}
'import requests
url = "https://api.krea.ai/generate/video/google/veo-3.1-fast"
payload = { "prompt": "Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime." }
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: 'Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.'
})
};
fetch('https://api.krea.ai/generate/video/google/veo-3.1-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/google/veo-3.1-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' => 'Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.'
]),
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/google/veo-3.1-fast"
payload := strings.NewReader("{\n \"prompt\": \"Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.\"\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/google/veo-3.1-fast")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"prompt\": \"Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.krea.ai/generate/video/google/veo-3.1-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\": \"Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.\"\n}"
response = http.request(request)
puts response.read_body{
"job_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
"status": "backlogged",
"created_at": "2023-11-07T05:31:56Z",
"completed_at": null,
"result": null,
"error": {
"code": "<string>",
"message": "<string>"
},
"progress": 0.5
}{
"error": "<string>"
}{
"error": "<string>"
}{
"error": "<string>"
}{
"error": "<string>"
}Veo 3.1 Fast
Faster, affordable Veo 3.1 with audio.
curl --request POST \
--url https://api.krea.ai/generate/video/google/veo-3.1-fast \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"prompt": "Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime."
}
'import requests
url = "https://api.krea.ai/generate/video/google/veo-3.1-fast"
payload = { "prompt": "Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime." }
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: 'Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.'
})
};
fetch('https://api.krea.ai/generate/video/google/veo-3.1-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/google/veo-3.1-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' => 'Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.'
]),
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/google/veo-3.1-fast"
payload := strings.NewReader("{\n \"prompt\": \"Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.\"\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/google/veo-3.1-fast")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"prompt\": \"Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.krea.ai/generate/video/google/veo-3.1-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\": \"Immense tree city, houses in branches, residents swinging on vines, reminiscent of nature-centric anime.\"\n}"
response = http.request(request)
puts response.read_body{
"job_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
"status": "backlogged",
"created_at": "2023-11-07T05:31:56Z",
"completed_at": null,
"result": null,
"error": {
"code": "<string>",
"message": "<string>"
},
"progress": 0.5
}{
"error": "<string>"
}{
"error": "<string>"
}{
"error": "<string>"
}{
"error": "<string>"
}Pricing
| Resolution | Audio | Duration | Price |
|---|---|---|---|
| 720p | No | 4s | $0.32 |
| 1080p | No | 4s | $0.40 |
| 720p | Yes | 4s | $0.40 |
| 1080p | Yes | 4s | $0.48 |
| 720p | No | 6s | $0.48 |
| 1080p | No | 6s | $0.60 |
| 720p | Yes | 6s | $0.60 |
| 720p | No | 8s | $0.64 |
| 1080p | Yes | 6s | $0.72 |
| 1080p | No | 8s | $0.80 |
| 720p | Yes | 8s | $0.80 |
| 1080p | Yes | 8s | $0.96 |
| 4K | No | 4s | $1.00 |
| 4K | Yes | 4s | $1.20 |
| 4K | No | 6s | $1.50 |
| 4K | Yes | 6s | $1.80 |
| 4K | No | 8s | $2.00 |
| 4K | Yes | 8s | $2.40 |
Deprecated request aliases
Deprecated request aliases
| Deprecated | Use instead | Accepted until |
|---|---|---|
startImage | start_image | 2026-06-19 |
aspectRatio | aspect_ratio | 2026-06-19 |
generateAudio | generate_audio | 2026-06-19 |
endImage | end_image | 2026-06-19 |
referenceImages | reference_images | 2026-06-19 |
Authorizations
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Headers
URL to receive a POST request when the job completes. The webhook will receive the job data including results. When signing is configured, deliveries are signed with ECDSA P-256 (ES256); verify them with the keys at https://api.krea.ai/.well-known/jwks.json (see X-Krea-Webhook-* headers). Treat requests without these headers as unauthenticated.
Body
Can be an external URL, base64 data URI, or uploaded asset URL.
102416:9, 9:16 | Title | Const |
|---|---|
| Unknown | 4 |
| Unknown | 6 |
| Unknown | 8 |
720p, 1080p, 4K Can be an external URL, base64 data URI, or uploaded asset URL.
1024Can be an external URL, base64 data URI, or uploaded asset URL.
1024Response
The resulting job data. This will be returned in a pending state until the job is completed. See /jobs/{id} for retrieving the results.
^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$backlogged, queued, scheduled, processing, sampling, intermediate-complete, completed, failed, cancelled ^(?:(?:\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))$Show child attributes
Show child attributes
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