GenFlare 2.0 API: Pricing, Documentation

by Baidu

Genflare 2.0 by Baidu is a powerful AI model for generating dynamic videos from static images. Through Pixazo's API, developers can bring images to life with realistic motion, creating engaging video content without traditional video production. The API excels at image-to-video transformation, adding natural movement and animation to still photographs for social media, marketing, and creative applications.

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Genflare AI API

Models Version

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Genflare v2 API Documentation

https://gateway.pixazo.ai/baidu-genflare-2-0-api/v1/generateImageToVideo2-5Request

Authentication

All requests require an API key passed via header.

HeaderTypeRequiredDescription
Ocp-Apim-Subscription-KeystringYesYour API subscription key

Generate Image To Video - Baidu GenFlare 2.0 APIs

Request Code

POST https://gateway.pixazo.ai/baidu-genflare-2-0-api/v1/generateImageToVideo2-5Request
Content-Type: application/json
Cache-Control: no-cache
Ocp-Apim-Subscription-Key: YOUR_SUBSCRIPTION_KEY

{
  "img_url": "https://pub-582b7213209642b9b995c96c95a30381.r2.dev/doc-assets/images/input.jpg",
  "prompt": "A cat running on the grass",
  "resolution": "480P",
  "duration": 5,
  "audio": false,
  "prompt_extend": true,
  "watermark": false
}
import requests

url = "https://gateway.pixazo.ai/baidu-genflare-2-0-api/v1/generateImageToVideo2-5Request"
headers = {
    "Content-Type": "application/json",
    "Cache-Control": "no-cache",
    "Ocp-Apim-Subscription-Key": "YOUR_SUBSCRIPTION_KEY"
}
data = {
    "img_url": "https://pub-582b7213209642b9b995c96c95a30381.r2.dev/doc-assets/images/input.jpg",
    "prompt": "A cat running on the grass",
    "resolution": "480P",
    "duration": 5,
    "audio": False,
    "prompt_extend": True,
    "watermark": False
}

response = requests.post(url, json=data, headers=headers)
print(response.json())
const url = 'https://gateway.pixazo.ai/baidu-genflare-2-0-api/v1/generateImageToVideo2-5Request';

const data = {
  img_url: 'https://pub-582b7213209642b9b995c96c95a30381.r2.dev/doc-assets/images/input.jpg',
  prompt: 'A cat running on the grass',
  resolution: '480P',
  duration: 5,
  audio: false,
  prompt_extend: true,
  watermark: false
};

fetch(url, {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Cache-Control': 'no-cache',
    'Ocp-Apim-Subscription-Key': 'YOUR_SUBSCRIPTION_KEY'
  },
  body: JSON.stringify(data)
})
.then(response => response.json())
.then(data => console.log(data))
.catch(error => console.error('Error:', error));
curl -v -X POST "https://gateway.pixazo.ai/baidu-genflare-2-0-api/v1/generateImageToVideo2-5Request" \
  -H "Content-Type: application/json" \
  -H "Cache-Control: no-cache" \
  -H "Ocp-Apim-Subscription-Key: YOUR_SUBSCRIPTION_KEY" \
  --data-raw '{
    "img_url": "https://pub-582b7213209642b9b995c96c95a30381.r2.dev/doc-assets/images/input.jpg",
    "prompt": "A cat running on the grass",
    "resolution": "480P",
    "duration": 5,
    "audio": false,
    "prompt_extend": true,
    "watermark": false
}'

Output

{
  "request_id": "baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
  "status": "QUEUED",
  "polling_url": "https://gateway.pixazo.ai/v2/requests/status/baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
}

Webhook (Optional)

Add the X-Webhook-URL header to your submit request to receive a POST callback when the job completes — no polling required.

Using curl? These are HTTP request headers — pass each with -H, e.g. -H "X-Webhook-URL: https://your-server.com/webhook/callback". Do not paste them as bare lines, and end every line of a multi-line command with \.

Webhook Headers

HeaderRequiredDefaultDescription
X-Webhook-URLYes (to enable)—HTTPS endpoint on your server that will receive the POST callback. Must respond 2xx within a few seconds (process async if needed).
X-Webhook-ModeNoterminalterminal — fires once at the final status (COMPLETED/FAILED/ERROR). sync — fires on every poll cycle plus the terminal event, and caps the queue’s polling delay at 15s for tighter progress updates.

Example: enable webhook

X-Webhook-URL: https://your-server.com/webhook/callback
X-Webhook-Mode: terminal

Callback Payload

Your endpoint receives a POST application/json with the same shape as the GET /v2/requests/status/{request_id} response. Example terminal callback (mode terminal):

{
  "request_id": "baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
  "status": "COMPLETED",
  "model_id": "baidu-genflare-2-0-api",
  "error": null,
  "output": {
    "media_url": [
      "https://pub-582b7213209642b9b995c96c95a30381.r2.dev/v1/baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/output.mp4"
    ],
    "media_type": "video/mp4"
  },
  "created_at": "2026-05-22T13:17:32.110Z",
  "updated_at": "2026-05-22 13:19:23",
  "completed_at": "2026-05-22 13:19:23"
}

Failure callback shape

{
  "request_id": "baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
  "status": "ERROR",
  "model_id": "baidu-genflare-2-0-api",
  "error": "Description of the error",
  "output": null,
  "created_at": "...",
  "updated_at": "...",
  "completed_at": "..."
}

Delivery semantics

  • terminal mode (default) — exactly one POST when the request reaches a terminal status. No callback during PROCESSING.
  • sync mode — POST on every status poll (with delay capped at ~15s) plus a final POST at terminal status. Use when you want progress updates.
  • Idempotency — use request_id as your idempotency key. Network retries can deliver the same callback more than once; your handler must tolerate duplicates.
  • Response — respond 200 OK within a few seconds. The queue does not block on slow handlers, but persistent failures may stop further deliveries.
  • HTTPS required — plain http:// URLs are rejected.

Request Parameters - Generate Image To Video

ParameterRequiredTypeDefaultAllowed values / rangeDescription
img_urlYesstring—JPEG, JPG, PNG (no alpha), BMP, WEBP; 240-8000 px per side; up to 20 MBPublic URL (or Base64 data) of the first-frame image. The video starts from this picture.
promptNostring—Up to 1,500 charactersText description of the video to generate. Supports English and Chinese; longer text is truncated.
negative_promptNostring—Up to 500 charactersElements to exclude from the video. Supports English and Chinese.
audio_urlNostring—WAV, MP3; 3-30 seconds; up to 15 MBPublic URL of a custom audio file to use as the video's soundtrack. If set, it is used instead of auto-generated audio.
resolutionNostring1080P480P, 720P, 1080POutput resolution tier: 480P (832x480), 720P (1280x720), 1080P (1920x1080).
durationNointeger55, 10Video length in seconds.
audioNobooleanfalsetrue, falseAudio behavior: false generates a silent video; true auto-generates matching audio (background music or sound effects). Use audio_url to supply your own audio track.
prompt_extendNobooleantruetrue, falseAutomatically rewrites and enriches your prompt with extra detail before generation to improve results.
watermarkNobooleanfalsetrue, falseAdds an "AI Generated" watermark to the lower-right corner of the video.
seedNointeger—0 - 2147483647Random seed that controls the generation's randomness. Reuse the same seed with identical settings to reproduce the same result; leave it empty for a different output each time.

Content Item Types & Limits

TypeMaxFormat / SizeDescription
image1JPG, PNG, WEBPInput image to animate.
audio1MP3, WAVOptional audio track.

Example Request

{
  "img_url": "https://pub-582b7213209642b9b995c96c95a30381.r2.dev/doc-assets/images/input.jpg",
  "prompt": "A cat running on the grass",
  "resolution": "480P",
  "duration": 5,
  "audio": false,
  "prompt_extend": true,
  "watermark": false
}

Response

{
  "request_id": "baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
  "status": "QUEUED",
  "polling_url": "https://gateway.pixazo.ai/v2/requests/status/baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
}

Request Headers

Header Value
Content-Typeapplication/json
Cache-Controlno-cache
Ocp-Apim-Subscription-KeyYOUR_SUBSCRIPTION_KEY

Response Handling

Common status codes.

CodeMeaning
202Accepted — Request queued
Bad Request
401Unauthorized
402Insufficient Balance
403Forbidden
Too Many Requests
500Internal Server Error

Error Responses

Queue system errors and model validation errors.

Queue System Errors

// 402 — Insufficient balance
{
  "error": "Insufficient Balance",
  "message": "Your wallet does not have enough balance."
}
// 400 — Model not found
{
  "error": "Model not found",
  "message": "Model 'baidu-genflare-2-0-api' not found or is disabled"
}

Error via Status/Webhook

{
  "request_id": "baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
  "status": "ERROR",
  "model_id": "baidu-genflare-2-0-api",
  "error": "Description of the error",
  "output": null
}

Retrieving Results

Poll the universal status endpoint to check progress and retrieve results.

Endpoint

GET https://gateway.pixazo.ai/v2/requests/status/{request_id}
Ocp-Apim-Subscription-Key: YOUR_API_KEY

cURL Example

curl -H "Ocp-Apim-Subscription-Key: YOUR_API_KEY" \
  "https://gateway.pixazo.ai/v2/requests/status/baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"

Response (Completed)

{
  "request_id": "baidu-genflare-2-0-api_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
  "status": "COMPLETED",
  "model_id": "baidu-genflare-2-0-api",
  "error": null,
  "output": {
    "media_url": [
      "https://pub-582b7213209642b9b995c96c95a30381.r2.dev/v1/baidu-genflare-2-0-api_019dxxxx-xxxx/output.ext"
    ],
    "media_type": "application/octet-stream"
  },
  "created_at": "2026-03-31T10:00:00.000Z",
  "updated_at": "2026-03-31T10:00:15.000Z",
  "completed_at": "2026-03-31T10:00:15.000Z"
}

Response Fields

FieldTypeDescription
request_idstringUnique request identifier
statusstringQUEUED, PROCESSING, COMPLETED, FAILED, or ERROR
model_idstringModel that processed the request
errorstring|nullError message if failed
output.media_urlarrayURLs to generated media (R2 CDN)
output.media_typestringMIME type of the output
created_atstringWhen request was created
completed_atstring|nullWhen request completed
polling_urlstringStatus URL (initial response only)

Status Values

StatusDescription
QUEUEDRequest accepted, waiting to be processed
PROCESSINGBeing processed by the model
COMPLETEDDone — output contains the result
FAILEDFailed — check error field
ERRORSystem error — not charged

Status Flow

QUEUED → PROCESSING → COMPLETED
                    → FAILED
                    → ERROR

Typical Workflow

  1. Send a generate request to the API endpoint
  2. Save the request_id from the response
  3. Poll every 5-10 seconds: GET /v2/requests/status/{request_id}
  4. When status is "COMPLETED", download from output.media_url

Tip: Use X-Webhook-URL header to get a callback instead of polling.

Genflare v2 API Pricing

DurationPrice (USD)
480p / per second$0.05
720p / per second$0.10
1080p / per second$0.15
5-second 720p clip ≈ $0.50

⚡ Performance

Live usage measured on Pixazo's gateway, split by model version. Generation time is how long a generation takes end-to-end (lower is better). Success rate is the percent of generations that complete (higher is better).

Show data for the last
Generations
0last 30d
~0 per day
Success rate
—%
of completed generations
Generation time
—avg
p95 —
Requests
No data in this range
Sep 7Oct 6
Generation Time
No data in this range
Sep 7Oct 6
Error Rate
No data in this range
Sep 7Oct 6

〰 Uptime

Percent of generations that succeeded over the selected period, per model version.

Avg. Success Rate (30d)
—
across all generations of this model family
Uptime
No data in this range
Sep 7Oct 6