LTX-2.3 22B · Extend Video
Tengja
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 $DOITONG_API_KEY"
const API = "https://api.doitong.com/v1";
const headers = {
"Authorization": "Bearer " + process.env.DOITONG_API_KEY,
"Content-Type": "application/json",
};
// Run the model; wait up to 20 s for the finished result in the same call
let res = await fetch(API + "/run/ltx-2.3-22b/extend-video?wait=20", {
method: "POST",
headers,
body: JSON.stringify({
"prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
"video": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
}),
});
let request = await res.json();
if (!res.ok) throw new Error(request.error.code + ": " + request.error.message);
// Not finished yet: long-poll until it is
while (request.status === "queued" || request.status === "running") {
res = await fetch(API + "/requests/" + request.id + "?wait=20", { headers });
request = await res.json();
}
if (request.status !== "succeeded") throw new Error(JSON.stringify(request.error));
console.log(request.outputs.map((o) => o.url), request.cost.credits + " API credits ($" + request.cost.usd + ")");
import os
import requests
API = "https://api.doitong.com/v1"
headers = {"Authorization": "Bearer " + os.environ["DOITONG_API_KEY"]}
payload = {
"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",
}
# Run the model; wait up to 20 s for the finished result in the same call
r = requests.post(API + "/run/ltx-2.3-22b/extend-video", params={"wait": 20}, json=payload, headers=headers)
request = r.json()
if not r.ok:
raise RuntimeError(request["error"]["code"] + ": " + request["error"]["message"])
# Not finished yet: long-poll until it is
while request["status"] in ("queued", "running"):
request = requests.get(API + "/requests/" + request["id"], params={"wait": 20}, headers=headers).json()
if request["status"] != "succeeded":
raise RuntimeError(request["error"])
print([o["url"] for o in request["outputs"]], request["cost"]["credits"], "API credits", "$" + request["cost"]["usd"])
# 1. Connect once (Claude Code; Cursor, VS Code, Claude Desktop: https://doitong.com/is/developers/docs/mcp)
claude mcp add --transport http doitong-models https://api.doitong.com/v1/mcp \
--header "Authorization: Bearer $DOITONG_API_KEY"
# 2. Your agent calls the "run" tool with:
{
"model_id": "ltx-2.3-22b/extend-video",
"input": {
"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"
}
}
Kallaðu á líkanið LTX-2.3 22B · Extend Video (ltx-2.3-22b/extend-video) í gegnum Doitong API. Skjöl fyrir gervigreindarforrit: https://doitong.com/is/developers/models/ltx-2.3-22b/extend-video.md
POST https://api.doitong.com/v1/run/ltx-2.3-22b/extend-video?wait=20
Authorization: Bearer $DOITONG_API_KEY
Content-Type: application/json
{
"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"
}
Ef svarstaðan er "queued" eða "running" skaltu kalla reglulega á GET https://api.doitong.com/v1/requests/REQUEST_ID?wait=20 þar til hún er "succeeded"; skrárnar eru í outputs[].url. POST https://api.doitong.com/v1/quote/ltx-2.3-22b/extend-video með sama meginmáli skilar nákvæmu verði áður en keyrt er.
Skrár eins og dæmið: 0,18 $ 180 API-inneignir skrárnar þínar eru mældar áður en keyrt er Keyra á þessari síðu
Nýi API-lykillinn þinn. Hún birtist aðeins núna og er þegar í kóðanum og í API-lyklareitnum hér fyrir neðan. Haltu henni leyndri: settu hana aldrei í kóða sem keyrir í vafra.
Fyrsta niðurstaðan þín birtist hér
Búðu til beiðni hér að neðan og keyrðu hana með API-lyklinum þínum. Úttök eru afrituð í geymsluna okkar og geymd að eilífu eða 7 dagar án kostnaðar.
Búa til beiðni
Stýringar eru búnar til út frá líkanaskemanu. Kóðinn og verðið uppfærast þegar þú breytir þeim.
/run/ltx-2.3-22b/extend-video?wait=20
verðtilboð → 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 $DOITONG_API_KEY"
const API = "https://api.doitong.com/v1";
const headers = {
"Authorization": "Bearer " + process.env.DOITONG_API_KEY,
"Content-Type": "application/json",
};
// Run the model; wait up to 20 s for the finished result in the same call
let res = await fetch(API + "/run/ltx-2.3-22b/extend-video?wait=20", {
method: "POST",
headers,
body: JSON.stringify({
"prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
"video": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
}),
});
let request = await res.json();
if (!res.ok) throw new Error(request.error.code + ": " + request.error.message);
// Not finished yet: long-poll until it is
while (request.status === "queued" || request.status === "running") {
res = await fetch(API + "/requests/" + request.id + "?wait=20", { headers });
request = await res.json();
}
if (request.status !== "succeeded") throw new Error(JSON.stringify(request.error));
console.log(request.outputs.map((o) => o.url), request.cost.credits + " API credits ($" + request.cost.usd + ")");
import os
import requests
API = "https://api.doitong.com/v1"
headers = {"Authorization": "Bearer " + os.environ["DOITONG_API_KEY"]}
payload = {
"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",
}
# Run the model; wait up to 20 s for the finished result in the same call
r = requests.post(API + "/run/ltx-2.3-22b/extend-video", params={"wait": 20}, json=payload, headers=headers)
request = r.json()
if not r.ok:
raise RuntimeError(request["error"]["code"] + ": " + request["error"]["message"])
# Not finished yet: long-poll until it is
while request["status"] in ("queued", "running"):
request = requests.get(API + "/requests/" + request["id"], params={"wait": 20}, headers=headers).json()
if request["status"] != "succeeded":
raise RuntimeError(request["error"])
print([o["url"] for o in request["outputs"]], request["cost"]["credits"], "API credits", "$" + request["cost"]["usd"])
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/call",
"params": {
"name": "run",
"arguments": {
"model_id": "ltx-2.3-22b/extend-video",
"input": {
"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"
},
"wait_seconds": 20
}
}
}
Keyra þessa beiðni
Lykillinn þinn er áfram í þessum vafra: hann er aðeins sendur til Doitong API og vistaður í localStorage aðeins ef þú hakar við Muna. Fá API-lykil
Um LTX-2.3 22B · Extend Video
Tekur `video_url` og `prompt` og býr til framhald með `num_frames` römmum (9 til 481). Valfrjálst `end_image_url` setur hvar framlengingunni lýkur. `match_input_fps` heldur rammatíðni upprunans, `generate_audio` bætir við hljóði og `video_size` er sjálfgefið auto. Úttakið getur verið mp4, webm, mov eða GIF.
Færibreytur
Sendu annaðhvort samræmda heitið eða upprunalega heitið, ekki bæði. Samræmd heiti
promptáskilið
video_urláskilið
video
end_image_urlvalfrjálst
end_image
num_framesvalfrjálst
video_sizevalfrjálst
generate_audiovalfrjálst
use_multiscalevalfrjálst
match_input_fpsvalfrjálst
fpsvalfrjálst
num_inference_stepsvalfrjálst
video_cfg_scalevalfrjálst
video_stg_scalevalfrjálst
video_rescaling_scalevalfrjálst
video_modality_scalevalfrjálst
audio_cfg_scalevalfrjálst
audio_stg_scalevalfrjálst
audio_rescaling_scalevalfrjálst
audio_modality_scalevalfrjálst
gradient_estimation_gammavalfrjálst
use_restart_samplingvalfrjálst
schedulervalfrjálst
accelerationvalfrjálst
camera_loravalfrjálst
camera_lora_scalevalfrjálst
negative_promptvalfrjálst
seedvalfrjálst
enable_prompt_expansionvalfrjálst
enable_safety_checkervalfrjálst
video_output_typevalfrjálst
video_qualityvalfrjálst
video_write_modevalfrjálst
distill_lora_first_pass_scalevalfrjálst
distill_lora_second_pass_scalevalfrjálst
extend_directionvalfrjálst
num_context_framesvalfrjálst
video_strengthvalfrjálst
audio_strengthvalfrjálst
end_image_strengthvalfrjálst
Skrárfæribreytur taka við opinberri https://-vefslóð, data:-URI allt að 10 MB eða file_url fyrir upphleðslu. Skrár
Úttak
{
"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"
}
}
Reitir úttaks
- video
- object {url, content_type, file_name, file_size, width, height, fps, duration, num_frames}Myndband sem líkanið býr til.
- seed
- integerFræsgildi notað til að frumstilla myndun slembitalna.
- prompt
- stringKvaðning notuð til að leiðbeina efnisgerð.
Önnur LTX 2.3 22b-tilbrigði
Fleiri líkön: Myndband í myndband
Fyrir gervigreindarþjóna: þessi síða á Markdown-sniði er á https://doitong.com/is/developers/models/ltx-2.3-22b/extend-video.md. Öll líkön og leiðbeiningar: https://doitong.com/developers/llms.txt