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PixVerse C1 Transition

Integrate

Model id pixverse/c1/transition
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/pixverse/c1/transition?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
    "image": "https://content.doitong.com/images/showcase/v3/gen_fox_cartoon.jpg",
    "end_image": "https://content.doitong.com/images/showcase/v3/gen_fox_cartoon.jpg"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

This request: $0.25 250 API credits Run it on this page

Get API key
PixVerse Image to Video Native audio1–15 sup to 1080p #video-generation#transition#pixverse#morphing

C1 transition between two images with 1 to 15 second length, wide aspect ratios and optional audio

PixVerse · Video

Your first result goes here

Build a request below and run it with your API key. Outputs are copied to our storage, kept forever or 7 days for free.

Build a request

Controls are generated from the model schema. The code and the price update as you change them.

•required

Transition instructions with a byte-based length limit: even visually brief text may exceed the cap because emoji, accented letters, and non-Latin characters occupy multiple bytes. The maximum is 2048 bytes measured in UTF-8, not a character count.

•required first_image_url
Drop a file, or

Image URL supplying the initial frame.

•required end_image_url
Drop a file, or

Image URL for the final frame.

aspect_ratio default 16:9

Aspect ratio for the output video.

resolution default 720p

Resolution for the output video.

default 5

Length of the generated video, from 1 to 15 seconds.

Advanced seed · enable_safety_checker

Seed for repeatable video generation. Exact reproduction on every run requires an unchanged model version, prompt, and seed.

POST /run/pixverse/c1/transition?wait=20 quote → $0.25
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/pixverse/c1/transition?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
    "image": "https://content.doitong.com/images/showcase/v3/gen_fox_cartoon.jpg",
    "end_image": "https://content.doitong.com/images/showcase/v3/gen_fox_cartoon.jpg"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Run this request

Your key stays in this browser: it is sent only to the Doitong API and saved (localStorage) only if you tick Remember. Get an API key

About PixVerse C1 Transition

Produces a clip that goes from `first_image_url` to `end_image_url` as described in the `prompt`. Duration is 1 to 15 seconds, resolution is 360p to 1080p, and eight aspect ratios are available, including 21:9. Audio generation can be enabled with `generate_audio_switch`.

Parameters

Send either the canonical name or the native name, not both. Canonical names

NameType DefaultAllowed Description
promptrequired
Typestring
Transition instructions with a byte-based length limit: even visually brief text may exceed the cap because emoji, accented letters, and non-Latin characters occupy multiple bytes. The maximum is 2048 bytes measured in UTF-8, not a character count.
aspect_ratiooptional
Typeenum
Default16:9
16:94:31:13:49:162:33:221:9
Aspect ratio for the output video.
resolutionoptional
Typeenum
Default720p
360p540p720p1080p
Resolution for the output video.
durationoptional
Typeinteger
Default5
1 – 15
Length of the generated video, from 1 to 15 seconds.
seedoptional
Typeinteger | null
Seed for repeatable video generation. Exact reproduction on every run requires an unchanged model version, prompt, and seed.
generate_audio_switchoptional generate_audio
Typeboolean
Defaultfalse
Audio generation toggle for background music, sound effects, and dialogue.
first_image_urlrequired image
Typeurl · image
Image URL supplying the initial frame.
end_image_urlrequired end_image
Typeurl · image
Image URL for the final frame.
enable_safety_checkeroptional
Typeboolean
Defaulttrue
Screening can be relaxed by setting false, provided the caller is authorized.
required Canonical name, also accepted

File parameters take a public https:// URL, a data: URI up to 10 MB, or the file_url of an upload. Files

Output

GET /requests/req_8k2m4q7x1z9c3v5b6n0p2r4t
{
  "id": "req_8k2m4q7x1z9c3v5b6n0p2r4t",
  "object": "request",
  "model": "pixverse/c1/transition",
  "status": "succeeded",
  "created_at": "2026-10-20T12:00:00Z",
  "started_at": "2026-10-20T12:00:02Z",
  "completed_at": "2026-10-20T12:00:09Z",
  "queue_position": null,
  "cost": {
    "credits": 250,
    "usd": "0.25",
    "charged": 250,
    "refunded": 0
  },
  "input": {
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
    "first_image_url": "https://content.doitong.com/images/showcase/v3/gen_fox_cartoon.jpg",
    "end_image_url": "https://content.doitong.com/images/showcase/v3/gen_fox_cartoon.jpg"
  },
  "output": {
    "video": {
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp4",
      "content_type": "video/mp4",
      "file_name": "0-output.mp4",
      "file_size": 1843200
    }
  },
  "outputs": [
    {
      "type": "video",
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp4",
      "content_type": "video/mp4",
      "file_size": 1843200,
      "width": 1280,
      "height": 720,
      "duration": 5,
      "stored": true
    }
  ],
  "error": null,
  "metrics": {
    "inference_seconds": 6.8
  },
  "urls": {
    "self": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t",
    "cancel": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t/cancel"
  }
}
Your files, your choiceEvery outputs[].url is a copy on our storage: kept forever (paid per GB-month) or 7 days for free, by your account setting or ?storage=.
Same shape on every modeltype, url, content_type, width, height and duration, for images, video and audio alike. output is the model’s own result object.
Fields of output
video
object {url, content_type, file_name, file_size}Video file produced by generation.

More models: Image to Video

For AI agents: this page as Markdown is at https://doitong.com/developers/models/pixverse/c1/transition.md. All models and guides: https://doitong.com/developers/llms.txt