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LTX-2.3 22B · Extend Video

Integrere

Modealla-id ltx-2.3-22b/extend-video
# 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/ltx-2.3-22b/extend-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",
    "video": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  }'

# 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"

Fiillat nugo ovdamearka: 0,18 $ 180 API-kreditta du fiillat mihtiduvvojit ovdal vuodjámis Vuodje dán siiddu alde

Oza API-čoavdaga
Lightricks · Video

Dát lea du vuosttaš bohtos

Daga jearaldaga vuolábealde ja vuodje dan iežat API-čoavddain. Boađusat kopierejuvvojit min vurkemii, bisuhuvvojit álo dahje 7 beaivvi nuvttá.

Ráhkat jearaldaga

Kontrollat ráhkaduvvojit modealla skeama vuođul. Koda ja haddi ođasmahttojuvvojit go rievddadat daid.

•gáibiduvvo

Bivdda, mii geavahuvvo video-ráhkadeami vuođđun.

•gáibiduvvo video_url
Luoitte fiilla, dahje

URL mii čujuha videoi mii galgá guhkkiduvvot.

video_size standárda auto

Ráhkaduvvon video dimensuvnnat.

standárda 121

Ráhkaduvvon boađusa rámma-lohku.

Viiddiduvvon negative_prompt · end_image · scheduler · acceleration · camera_lora · video_output_type · video_quality · video_write_mode · extend_direction · fps · num_inference_steps · video_cfg_scale · video_stg_scale · video_rescaling_scale · video_modality_scale · audio_cfg_scale · audio_stg_scale · audio_rescaling_scale · audio_modality_scale · gradient_estimation_gamma · camera_lora_scale · distill_lora_first_pass_scale · distill_lora_second_pass_scale · num_context_frames · video_strength · audio_strength · end_image_strength · seed · use_multiscale · match_input_fps · use_restart_sampling · enable_prompt_expansion · enable_safety_checker
standárda news broadcast, 3d an...

Negatiiva bivdda maid geavahuvvo video ráhkadeamis.

end_image_url
Luoitte fiilla, dahje

Addi loahpparámma-govaga URL:n meroštallat mo guhkkiduvvon video loahpá.

scheduler standárda ltx2

Scheduler-válljen.

acceleration standárda regular

Gieđahallamii geavahuvvon áhtanivla.

camera_lora standárda none

Kamera LoRA-válljen mii stivre ráhkaduvvon video lihkadeami dárkilut go kamera-lihkadeami bivddat ok alone.

video_output_type standárda X264 (.mp4)

Boađusvideo šládja.

video_quality standárda high

Boađusvideo kvalitehtadássi.

video_write_mode standárda balanced

Boađusvideo čájehanvuohki.

extend_direction standárda forward

Video bealli maid guhkkidat: vállje 'backward' lasihit sisdoalu ovdal álggu dahje 'forward' lasihit sisdoalu loahpa maŋŋá.

standárda 24

Boađusvideo rámmafrekveansa, rámman sekundas.

standárda 40

Dahkkojuvvon inferensa-ceahpeloahppa.

standárda 3

Video-stivrejeaddji heivehus: lasit dan buoret ovttastallama ja fokusa várás ráhkaduvvon sisdoalus. Geavaha classifier-free guidance (CFG).

standárda 0

Video-ovttastallama ja fokusa stivren Spatiotemporal Guidance (STG)-skálain; lasit heivehusa nannet goappaš dáid kvalitehtaid.

standárda 0.7

Video-reskálerejeaddji heivehus mii dávista classifier-free ja spatiotemporal guidance:a gaskasa ratio:n.

standárda 3

Video-modálitehta heivehus mii dávista video ja jietnaga váikkuhusaid ratio:n.

standárda 7

Jietnaga stivrejeaddji heivehus: lasit dan buoret ovttastallama ja fokusa várás ráhkaduvvon sisdoalus. Geavaha classifier-free guidance (CFG).

standárda 0

Jietnaga ovttastallama ja fokusa stivren Spatiotemporal Guidance (STG)-skálain; lasit heivehusa nannet goappaš dáid kvalitehtaid.

standárda 0.7

Jietnaga reskálerejeaddji heivehus mii dávista classifier-free ja spatiotemporal guidance:a gaskasa ratio:n.

standárda 3

Jietnaga modálitehta heivehus mii dávista video ja jietnaga váikkuhusaid ratio:n.

standárda 2

Denoising-gradienta árvvoštallama heivehus: 0 čuohcá árvvoštallama eret; muđui árvu meroštallá gamma.

standárda 1

Kamera LoRA nanusvuohta mii stivre ráhkaduvvon video lihkadeami dárkilut go kamera-lihkadeami bivddat ok alone.

standárda 0.2

Stivre vuosttaš passa distill LoRA-skálema, ja geavat 0 dan čuohčat eret.

standárda 0.5

Stivre distill LoRA-skálema juohke passa várás vuosttaš passa maŋŋá.

standárda 25

Rámma-lohku mii geavahuvvo kontekstii video guhkkideamis.

standárda 1

Dát kondišunerema nanusvuohta stivre friddjavuođa rievdadit video sisdoalu: unnit heivehusat addet modeallii eanet friddjavuođa.

standárda 1

Dát kondišunerema nanusvuohta stivre friddjavuođa rievdadit jietnaga sisdoalu: unnit heivehusat addet modeallii eanet friddjavuođa.

standárda 1

Stivre man olu loahppagovva váikkuha ráhkaduvvon videui.

Seed-árvu, mii álggaha sattumlohkoráhkadeami.

POST /run/ltx-2.3-22b/extend-video?wait=20 haddemearrádus → 0,18 $
# 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/ltx-2.3-22b/extend-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",
    "video": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  }'

# 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"

Geavat dán ohcamuša

Du key báhcá dán fierpmádatlogan: dat sáddejuvvo dušše Doitong API:ii ja vurkejuvvo (localStorage) dušše jos válljet Remember. Viečča API-keya

Dát lea LTX-2.3 22B · Extend Video birra

Geavaha `video_url` ja `prompt` ja ráhkada `num_frames` rámmá (9 rájes 481 rádjái) joatkka. Vejolaš `end_image_url` mearrida gos joatkka loahpá. `match_input_fps` seailluha gáldo-rámmeláhti, `generate_audio` lasiha jiena, ja `video_size` lea standárdan auto. Bohtos sáhttá leat mp4, webm, mov dahje GIF.

Parametterat

Sádde kanonala nama dahje iežas nama, ii goappašiid. Kanonala namat

NammaŠládja StandárdaDohkkehuvvon Govvádus
promptgáibiduvvo
Šládjastring
Bivdda, mii geavahuvvo video-ráhkadeami vuođđun.
video_urlgáibiduvvo video
Šládjaurl · video
URL mii čujuha videoi mii galgá guhkkiduvvot.
end_image_urleaktodáhtolaš end_image
Šládjaurl · image
Addi loahpparámma-govaga URL:n meroštallat mo guhkkiduvvon video loahpá.
num_frameseaktodáhtolaš
Šládjainteger
Standárda121
9 – 481
Ráhkaduvvon boađusa rámma-lohku.
video_sizeeaktodáhtolaš
Šládjaobject
Standárdaauto
autosquare_hdsquareportrait_4_3portrait_16_9landscape_4_3landscape_16_9
Ráhkaduvvon video dimensuvnnat.
generate_audioeaktodáhtolaš
Šládjaboolean
Standárdatrue
Stivre, leatgo ráhkaduvvon jietna videoráhkadeamis.
use_multiscaleeaktodáhtolaš
Šládjaboolean
Standárdatrue
Máŋgga-skála ráhkadeami molssaeapmi buoret oktavuođa ja biena várás. True:s vuosttaš unnit video stivre nubbi ráhkadeami, man sturrodat lea seamma stuoris dahje stuorát go jearahuvvon dimenšuvnnat.
match_input_fpseaktodáhtolaš
Šládjaboolean
Standárdatrue
Boađus-rámma-frekveansa buhtten mii aktiverejuvvon buhttá standárda FPS:a gáldo-video FPS:ain.
fpseaktodáhtolaš
Šládjanumber
Standárda24
1 – 60
Boađusvideo rámmafrekveansa, rámman sekundas.
num_inference_stepseaktodáhtolaš
Šládjainteger
Standárda40
8 – 50
Dahkkojuvvon inferensa-ceahpeloahppa.
video_cfg_scaleeaktodáhtolaš
Šládjanumber
Standárda3
1 – 20
Video-stivrejeaddji heivehus: lasit dan buoret ovttastallama ja fokusa várás ráhkaduvvon sisdoalus. Geavaha classifier-free guidance (CFG).
video_stg_scaleeaktodáhtolaš
Šládjanumber
Standárda0
0 – 20
Video-ovttastallama ja fokusa stivren Spatiotemporal Guidance (STG)-skálain; lasit heivehusa nannet goappaš dáid kvalitehtaid.
video_rescaling_scaleeaktodáhtolaš
Šládjanumber
Standárda0.7
0 – 1
Video-reskálerejeaddji heivehus mii dávista classifier-free ja spatiotemporal guidance:a gaskasa ratio:n.
video_modality_scaleeaktodáhtolaš
Šládjanumber
Standárda3
0 – 10
Video-modálitehta heivehus mii dávista video ja jietnaga váikkuhusaid ratio:n.
audio_cfg_scaleeaktodáhtolaš
Šládjanumber
Standárda7
1 – 20
Jietnaga stivrejeaddji heivehus: lasit dan buoret ovttastallama ja fokusa várás ráhkaduvvon sisdoalus. Geavaha classifier-free guidance (CFG).
audio_stg_scaleeaktodáhtolaš
Šládjanumber
Standárda0
0 – 20
Jietnaga ovttastallama ja fokusa stivren Spatiotemporal Guidance (STG)-skálain; lasit heivehusa nannet goappaš dáid kvalitehtaid.
audio_rescaling_scaleeaktodáhtolaš
Šládjanumber
Standárda0.7
0 – 1
Jietnaga reskálerejeaddji heivehus mii dávista classifier-free ja spatiotemporal guidance:a gaskasa ratio:n.
audio_modality_scaleeaktodáhtolaš
Šládjanumber
Standárda3
0 – 10
Jietnaga modálitehta heivehus mii dávista video ja jietnaga váikkuhusaid ratio:n.
gradient_estimation_gammaeaktodáhtolaš
Šládjanumber
Standárda2
0 – 10
Denoising-gradienta árvvoštallama heivehus: 0 čuohcá árvvoštallama eret; muđui árvu meroštallá gamma.
use_restart_samplingeaktodáhtolaš
Šládjaboolean
Standárdafalse
Ođđasit-samplinga molssaeapmi vejolaš buoret video-kvalitehta várás: aktivereapmi lasiha veaháš jietnaduođa juohke denoising-ceahkis.
schedulereaktodáhtolaš
Šládjaenum
Standárdaltx2
ltx2linear_quadraticbeta
Scheduler-válljen.
accelerationeaktodáhtolaš
Šládjaenum
Standárdaregular
noneregularhighfull
Gieđahallamii geavahuvvon áhtanivla.
camera_loraeaktodáhtolaš
Šládjaenum
Standárdanone
dolly_indolly_outdolly_leftdolly_rightjib_upjib_downstaticnone
Kamera LoRA-válljen mii stivre ráhkaduvvon video lihkadeami dárkilut go kamera-lihkadeami bivddat ok alone.
camera_lora_scaleeaktodáhtolaš
Šládjanumber
Standárda1
0 – 1
Kamera LoRA nanusvuohta mii stivre ráhkaduvvon video lihkadeami dárkilut go kamera-lihkadeami bivddat ok alone.
negative_prompteaktodáhtolaš
Šládjastring
Standárdanews broadcast, 3d animation, computer graphics, pc game, console game, video game, cartoon, childish, watermark, logo, text, on screen text, subtitles, titles, signature, slowmo, static
Negatiiva bivdda maid geavahuvvo video ráhkadeamis.
seedeaktodáhtolaš
Šládjainteger | null
Seed-árvu, mii álggaha sattumlohkoráhkadeami.
enable_prompt_expansioneaktodáhtolaš
Šládjaboolean
Standárdatrue
Stivre leago bivdda viiddideapmi anus.
enable_safety_checkereaktodáhtolaš
Šládjaboolean
Standárdatrue
Stivre bealuštaniskkadeami doaibmama.
video_output_typeeaktodáhtolaš
Šládjaenum
StandárdaX264 (.mp4)
X264 (.mp4)VP9 (.webm)PRORES4444 (.mov)GIF (.gif)
Boađusvideo šládja.
video_qualityeaktodáhtolaš
Šládjaenum
Standárdahigh
lowmediumhighmaximum
Boađusvideo kvalitehtadássi.
video_write_modeeaktodáhtolaš
Šládjaenum
Standárdabalanced
fastbalancedsmall
Boađusvideo čájehanvuohki.
distill_lora_first_pass_scaleeaktodáhtolaš
Šládjanumber
Standárda0.2
0 – 1
Stivre vuosttaš passa distill LoRA-skálema, ja geavat 0 dan čuohčat eret.
distill_lora_second_pass_scaleeaktodáhtolaš
Šládjanumber
Standárda0.5
0 – 1
Stivre distill LoRA-skálema juohke passa várás vuosttaš passa maŋŋá.
extend_directioneaktodáhtolaš
Šládjaenum
Standárdaforward
forwardbackward
Video bealli maid guhkkidat: vállje 'backward' lasihit sisdoalu ovdal álggu dahje 'forward' lasihit sisdoalu loahpa maŋŋá.
num_context_frameseaktodáhtolaš
Šládjainteger
Standárda25
0 – 121
Rámma-lohku mii geavahuvvo kontekstii video guhkkideamis.
video_strengtheaktodáhtolaš
Šládjanumber
Standárda1
0 – 1
Dát kondišunerema nanusvuohta stivre friddjavuođa rievdadit video sisdoalu: unnit heivehusat addet modeallii eanet friddjavuođa.
audio_strengtheaktodáhtolaš
Šládjanumber
Standárda1
0 – 1
Dát kondišunerema nanusvuohta stivre friddjavuođa rievdadit jietnaga sisdoalu: unnit heivehusat addet modeallii eanet friddjavuođa.
end_image_strengtheaktodáhtolaš
Šládjanumber
Standárda1
0 – 1
Stivre man olu loahppagovva váikkuha ráhkaduvvon videui.
gáibiduvvo Kanonala namma, maid sáhttá geavahit

Fiilaparametterat váldet almmolaš https:// URL:a, data: URI:a gitta 10 MB, dahje uploada file_url:a. Fiillat

Boađus

GET /requests/req_8k2m4q7x1z9c3v5b6n0p2r4t
{
  "id": "req_8k2m4q7x1z9c3v5b6n0p2r4t",
  "object": "request",
  "model": "ltx-2.3-22b/extend-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": 180,
    "usd": "0.18",
    "charged": 180,
    "refunded": 0
  },
  "input": {
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
    "video_url": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  },
  "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,
      "width": 1024,
      "height": 768,
      "fps": 1.0,
      "duration": 5,
      "num_frames": 1
    },
    "seed": 42,
    "prompt": "A woman stands still amid a busy neon-lit street at night. The camera slowly dollies in toward her face as people blur past, their motion emphasizing her calm presence. City lights flicker and reflections shift across her denim jacket."
  },
  "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"
  }
}
Du fiillat, du válljenJuohke outputs[].url lea kopia min vurkemis: bisuhuvvo álo (mákso GB-mánu mielde) dahje 7 beaivvi nuvttá, du konto­o heiveheami dahje ?storage= mielde.
Seammá hápmi juohke modeallastype, url, content_type, width, height ja duration, govvii, videoii ja jienai seammá ládje. output lea modealla iežas boađusobjekta.
Outputa giettit
video
object {url, content_type, file_name, file_size, width, height, fps, duration, num_frames}Modealla ráhkadan video.
seed
integerSivaárvu mii geavahuvvo random-logu ráhkadeami álggahallamii.
prompt
stringBivdda mii stivre ráhkadeami.

Eanet modeallat: Videos video

AI-agenttaide: dán siidu Markdowna lea dáppe https://doitong.com/se/developers/models/ltx-2.3-22b/extend-video.md. Buot modeallat ja ráđit: https://doitong.com/developers/llms.txt