Saltar al cuntegna

Veo3.1 First Last Frame to Video

Integrar

ID dal model veo3.1/first-last-frame-to-video
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://vit.doitong.com/api/v1/run/veo3.1/first-last-frame-to-video?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://vit.doitong.com/api/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Questa dumonda: $3,20 3 200 credits API Lantschar sin questa pagina

Obtegna ina clav API
Google Maletg a video Audio nativOutput 4K4–8 sfin a 4k

Clip Veo 3.1 che fa la transiziun tranter ina prima ed ultima frame furnidas, cun audio facultativ

Google · Video

Tes emprim resultat vegn qua

Construis ina dumonda sutvart e l'exequescha cun tia clav API. Outputs vegnan copiads en nossa memorisaziun, conservads per adina u 7 dis gratuitamain.

Construir ina dumonda

Ils controls vegnan generads dal schema dal model. Il code e ​​il pretsch s'actualiseschan durant che ti als midas.

•obligatori 88 / 20000

Descripziun textuala dal video giavischà per la generaziun.

duration 8 s

Lunghezza dal video d’output.

aspect_ratio standard auto

Proporziun d'aspect dal video d'output.

resolution standard 720p

Resoluziun utilisada per il video d'output.

•obligatori first_frame_url

URL che mussa sin il frame d'avertura dal video.

•obligatori last_frame_url

URL che mussa sin il frame final dal video.

Avanzà negative_prompt · safety_tolerance · seed · auto_fix

Prompt negativ utilisà per diriger la generaziun da video.

safety_tolerance standard 4

Definescha la toleranza da la moderaziun dal cuntegnair tranter il nivel il main restrictiv, 6, e il nivel il pli strict, 1, che bloccà la gronda part dal cuntegnair.

Valur da seed che inizialisescha la generaziun da nums casuals.

POST /run/veo3.1/first-last-frame-to-video?wait=20 calculaziun → $3,20
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://vit.doitong.com/api/v1/run/veo3.1/first-last-frame-to-video?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://vit.doitong.com/api/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Executar questa dumonda

Tia clav resta en quest browser: ella vegn tramessa mo al Doitong API e memorisada (localStorage) mo sch'ella scheccas Tiar a memoria. Obtegnair ina clav API

Davart Veo3.1 First Last Frame to Video

Crea in video che collia `first_frame_url` cun `last_frame_url`, dirigì dad in `prompt` da maximalmain 20000 caracters. Tscherna ina durada da 4s, 6s u 8s, ina resoluziun da 720p, 1080p u 4k, ed il format auto, 16:9 u 9:16. El po generar audio, accepta in `negative_prompt` ed in `seed`, ed è la versiun standard, betg sperta.

Parameters

Invia u il num canonic u il num nativ, betg omaduas. Nums canonics

NumTip StandardPermess Descripziun
promptobligatori
Tipstring
≤ 20 000 caracters
Descripziun textuala dal video giavischà per la generaziun.
aspect_ratioopziunal
Tipenum
Standardauto
auto16:99:16
Proporziun d'aspect dal video d'output.
durationopziunal
Tipenum
Standard8s
4s6s8s
Lunghezza dal video d’output.
negative_promptopziunal
Tipstring | null
Prompt negativ utilisà per diriger la generaziun da video.
resolutionopziunal
Tipenum
Standard720p
720p1080p4k
Resoluziun utilisada per il video d'output.
generate_audioopziunal
Tipboolean
Standardtrue
Controlla sche il video cuntegna audio generà.
seedopziunal
Tipinteger | null
Valur da seed che inizialisescha la generaziun da nums casuals.
auto_fixopziunal
Tipboolean
Standardfalse
Riscriver automaticamain ils prompts per empruvar da schliar failures en controlls da la politica da cuntegnair u autra validaziun.
safety_toleranceopziunal
Tipenum
Standard4
123456
Definescha la toleranza da la moderaziun dal cuntegnair tranter il nivel il main restrictiv, 6, e il nivel il pli strict, 1, che bloccà la gronda part dal cuntegnair.
first_frame_urlobligatori image
Tipstring
URL che mussa sin il frame d'avertura dal video.
last_frame_urlobligatori end_image
Tipstring
URL che mussa sin il frame final dal video.
obligatori Num canonic, er acceptà

Output

GET /requests/req_8k2m4q7x1z9c3v5b6n0p2r4t
{
  "id": "req_8k2m4q7x1z9c3v5b6n0p2r4t",
  "object": "request",
  "model": "veo3.1/first-last-frame-to-video",
  "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": 3200,
    "usd": "3.20",
    "charged": 3200,
    "refunded": 0
  },
  "input": {
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
    "first_frame_url": "https://content.doitong.com/images/showcase/v3/gen_fox_cartoon.jpg",
    "last_frame_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://vit.doitong.com/api/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t",
    "cancel": "https://vit.doitong.com/api/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t/cancel"
  }
}
Tias datotecas, tia decisiunMintga outputs[].url è ina copia en nossa memorisaziun: conservada per adina (pajà per GB-mes) u 7 dis gratuitamain, tenor la configuraziun dal conto u ?storage=.
La medema structura per mintga modeltype, url, content_type, width, height e duration, tant per maletgs sco per video e audio. output è l'object da resultat dal model sez.
Champs da l'output
video
object {url, content_type, file_name, file_size}Video producì dal model.

Dapli models: Maletg a video

Per agents AI: questa pagina sco Markdown è disponibla sut https://doitong.com/rm/developers/models/veo3.1/first-last-frame-to-video.md. Tut ils models e las guidas: https://doitong.com/developers/llms.txt