使用 RunComfy 的 API 執行 ltx/ltx-2-19b/image-to-video/lora。 可接受的輸入與輸出請參閱模型的 資料結構說明。
curl --request POST \
--url https://model-api.runcomfy.net/v1/models/ltx/ltx-2-19b/image-to-video/lora \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <token>" \
--data '{
"image": "https://playgrounds-storage-public.runcomfy.net/tools/7311/media-files/input-1-1.png",
"prompt": "A man plays with his dog in a quiet backyard, tossing a ball and laughing as the dog runs back to him; soft afternoon light, natural movement, warm and peaceful mood."
}'將 YOUR_API_TOKEN 環境變數設為您的 API 金鑰（在 個人資料中管理金鑰），並在每個請求的 Authorization 標頭中以 Bearer 權杖形式攜帶： Authorization: Bearer $YOUR_API_TOKEN。
提交非同步生成工作後，將立即取得 request_id 以及用於查詢狀態、取得結果與取消的 URL。
curl --request POST \
--url https://model-api.runcomfy.net/v1/models/ltx/ltx-2-19b/image-to-video/lora \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <token>" \
--data '{
"image": "https://playgrounds-storage-public.runcomfy.net/tools/7311/media-files/input-1-1.png",
"prompt": "A man plays with his dog in a quiet backyard, tossing a ball and laughing as the dog runs back to him; soft afternoon light, natural movement, warm and peaceful mood."
}'依 request_id 取得目前狀態（「in_queue」、「in_progress」、「completed」或「cancelled」）。
curl --request GET \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/status \
--header "Authorization: Bearer <token>"取得指定 request_id 的最終輸出與中繼資料；若工作尚未完成，回應會回傳目前狀態，方便繼續輪詢。
curl --request GET \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/result \
--header "Authorization: Bearer <token>"透過 request_id 取消排隊中的工作；進行中的工作無法取消。
curl --request POST \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/cancel \
--header "Authorization: Bearer <token>"請提供可公開存取的 HTTPS 位址。確保目標主機允許伺服器端抓取（無需登入或 Cookie）、未被限流或阻擋機器人。建議：圖片 ≤ 50 MB（約 4K），影片 ≤ 100 MB（約 720p 下 2–5 分鐘）。私人資產請使用穩定或預先簽署 URL。
{
"type": "object",
"title": "輸入結構",
"required": [
"image",
"prompt"
],
"properties": {
"image": {
"title": "圖像",
"description": "用於生成影片的來源圖像。",
"type": "string",
"default": "https://playgrounds-storage-public.runcomfy.net/tools/7311/media-files/input-1-1.png"
},
"prompt": {
"title": "提示詞",
"description": "",
"type": "string",
"default": "A man plays with his dog in a quiet backyard, tossing a ball and laughing as the dog runs back to him; soft afternoon light, natural movement, warm and peaceful mood."
},
"resolution": {
"title": "解析度",
"description": "影片解析度。",
"type": "string",
"enum": [
"480p",
"720p",
"1080p"
],
"default": "720p"
},
"duration": {
"title": "影片時長",
"description": "生成影片的時長（秒）。",
"type": "integer",
"minimum": 5,
"maximum": 20,
"default": 5
},
"loras": {
"title": "LoRA 設定",
"description": "要套用的 LoRA 清單（最多 3 個）。",
"type": "array",
"items": {
"path": {
"title": "LoRA 路徑",
"description": "LoRA 權重的 URL 或 HuggingFace 儲存庫 ID（擁有者/儲存庫）。",
"type": "string",
"format": "str",
"default": ""
},
"scale": {
"title": "LoRA秤",
"description": "LoRA 模型的比例。",
"type": "float",
"format": "float_slider_with_range",
"minimum": 0,
"maximum": 4,
"default": 1
}
},
"maxItems": 3,
"minItems": 0
},
"seed": {
"title": "隨機種子",
"description": "",
"type": "integer",
"minimum": -1,
"maximum": 2147483647,
"default": -1
}
}
}{
"output": {
"type": "object",
"properties": {
"image": {
"type": "string",
"format": "uri",
"description": "單張圖片 URL"
},
"video": {
"type": "string",
"format": "uri",
"description": "單一影片 URL"
},
"images": {
"type": "array",
"description": "多張圖片 URL",
"items": {
"type": "string",
"format": "uri"
}
},
"videos": {
"type": "array",
"description": "多個影片 URL",
"items": {
"type": "string",
"format": "uri"
}
}
}
}
}RunComfy 是首選的 ComfyUI 平台，提供 ComfyUI 在線 環境和服務，以及 ComfyUI 工作流程 具有驚豔的視覺效果。 RunComfy還提供 AI Models, 幫助藝術家利用最新的AI工具創作出令人驚艷的藝術作品。