wan2.6-i2v

Request parameters and examples for wan2.6-i2v.

POST /v1/async/videos/generations

Send JSON with Authorization: Bearer <PIXAPI_KEY> and Content-Type: application/json.

Request fields

Send the common fields at the top level. Put the model-specific controls listed below inside providerOptions.

Field	Type	Required	Description
model	string	Yes	wan2.6-i2v
prompt	string	Yes	Describe motion, scene, camera, and dialogue; at most 1,500 characters.
seconds	integer	Yes	Integer 2–15 seconds; explicitly required.
resolution	string	No	720p / 1080p. Pixapi default: 1080p.
n	integer	No	Default 1; only integer 1 is supported.
image	string / string[]	Yes	One public first-frame image URL; JPEG/PNG/WebP/BMP. Required; arrays must contain exactly one image.
providerOptions	object	No	Model-specific options; see the table below.

providerOptions

All fields in this table are nested inside providerOptions, not alongside model.

Field	Type	Description
seed	integer	Random seed, 0–2147483647; omitted means random. The same seed does not guarantee identical output.
prompt_extend	boolean	Rewrite and expand the prompt for generation; default true.
watermark	boolean	Add a visible AI watermark. Default false.
negative_prompt	string	Content to exclude; at most 500 characters.
audio_url	string	Public WAV/MP3 URL for synchronized audio. Input audio should be at least as long as the requested video; longer audio is trimmed. Not supported in reference mode.
shot_type	string	single (default) or multi. Generation from text/first frame requires prompt_extend=true for this control.

Input rules

All media must be publicly accessible HTTP(S) URLs. No Base64, local paths, or external asset IDs. seconds must be a positive number.

Example

cURL

curl https://api.pixapi.ai/v1/async/videos/generations \
  -H "Authorization: Bearer $PIXAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "wan2.6-i2v",
  "prompt": "A cinematic scene with smooth camera motion",
  "seconds": 5,
  "resolution": "720p",
  "n": 1,
  "providerOptions": {
    "prompt_extend": true,
    "watermark": false
  },
  "image": "https://example.com/first-frame.jpg"
}'

Python

import os
import requests

response = requests.post(
    "https://api.pixapi.ai/v1/async/videos/generations",
    headers={"Authorization": f"Bearer {os.environ['PIXAPI_KEY']}"},
    json={
  "model": "wan2.6-i2v",
  "prompt": "A cinematic scene with smooth camera motion",
  "seconds": 5,
  "resolution": "720p",
  "n": 1,
  "providerOptions": {
    "prompt_extend": True,
    "watermark": False
  },
  "image": "https://example.com/first-frame.jpg"
},
)
response.raise_for_status()
print(response.json())

JavaScript

const response = await fetch('https://api.pixapi.ai/v1/async/videos/generations', {
  method: 'POST',
  headers: {
    Authorization: `Bearer ${process.env.PIXAPI_KEY}`,
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "model": "wan2.6-i2v",
  "prompt": "A cinematic scene with smooth camera motion",
  "seconds": 5,
  "resolution": "720p",
  "n": 1,
  "providerOptions": {
    "prompt_extend": true,
    "watermark": false
  },
  "image": "https://example.com/first-frame.jpg"
}),
});
if (!response.ok) throw new Error(await response.text());
console.log(await response.json());

Go

package main

import (
  "bytes"
  "fmt"
  "io"
  "net/http"
  "os"
)

func main() {
  body := []byte(`{
  "model": "wan2.6-i2v",
  "prompt": "A cinematic scene with smooth camera motion",
  "seconds": 5,
  "resolution": "720p",
  "n": 1,
  "providerOptions": {
    "prompt_extend": true,
    "watermark": false
  },
  "image": "https://example.com/first-frame.jpg"
}`)
  req, err := http.NewRequest("POST", "https://api.pixapi.ai/v1/async/videos/generations", bytes.NewBuffer(body))
  if err != nil { panic(err) }
  req.Header.Set("Authorization", "Bearer " + os.Getenv("PIXAPI_KEY"))
  req.Header.Set("Content-Type", "application/json")
  resp, err := http.DefaultClient.Do(req)
  if err != nil { panic(err) }
  defer resp.Body.Close()
  result, err := io.ReadAll(resp.Body)
  if err != nil { panic(err) }
  if resp.StatusCode >= 400 { panic(string(result)) }
  fmt.Println(string(result))
}

For asynchronous requests, save the returned id and poll GET /v1/tasks/{id} until completed or failed. See task results and billing.