PopNowAPI 文件
主要內容

Seedance 1.5 Pro API 呼叫參考

原生音訊影片，可選固定鏡頭

只要一把 PopNow API 金鑰，就能在自己的程式裡呼叫 Seedance 1.5 Pro。以下列出要填的呼叫名稱、這個型號接受的每個輸入欄位、每次請求花多少點數，以及一段可以直接貼進終端機執行的請求。

參數說明直接取自型號的輸入 schema，目前只有英文。

總覽

開發商
ByteDance
產出
影片
起價
1.68 點 每秒成片 ($0.0168)
一般耗時
約 51 秒
呼叫名稱

1 點 = 0.01 美元。任務受理時會先保留可能的最高費用，完成後依實際用量結算、無條件進位到整點，多保留的會退回；失敗的任務不扣點數。想在執行前知道確切數字，請先呼叫 POST /api/v1/jobs/quote。

生成影片

bytedance/seedance-1.5-pro/text-to-video

價格

選項點數 (每秒成片)美元
generate_audio = false, resolution = 480p1.68$0.0168
generate_audio = true, resolution = 480p3.35$0.0335
generate_audio = false, resolution = 720p3.41$0.0341
generate_audio = true, resolution = 720p6.81$0.0681
generate_audio = false, resolution = 1080p7.36$0.0736
generate_audio = true, resolution = 1080p14.73$0.1473

參數

欄位型別預設值可用值用途
prompt必填string——What to generate: subject, action, camera movement and mood.
aspect_ratio選填string16:921:9, 16:9, 4:3, 1:1, 3:4, 9:16Aspect ratio of the generated video.
resolution選填string720p480p, 720p, 1080pOutput resolution. Super-resolution tiers are not offered.
duration_seconds選填integer54 到 12Clip length in seconds. This is the billed quantity.
generate_audio選填booleantrue—Generate a native soundtrack synchronised to the picture.
camera_fixed選填booleanfalse—Lock the camera to produce a stable, fixed-position shot.
seed選填integer—0 到 2147483647Random seed for controlled comparisons. Omit it to let each run pick its own.

請求範例

這段請求原樣就能執行，沒寫的欄位都用預設值。執行前請先把金鑰放進環境變數 POPNOW_API_KEY。

POST /api/v1/jobs/createTask
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
  -H "Authorization: Bearer $POPNOW_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
  "model": "bytedance/seedance-1.5-pro/text-to-video",
  "input": {
    "prompt": "A paper boat drifts down a rain-soaked street at dusk, neon signs reflecting in the water, slow tracking shot at ground level",
    "generate_audio": true,
    "duration_seconds": 5,
    "resolution": "720p"
  }
}'

回應會立刻帶回 taskId。之後用 GET /api/v1/jobs/recordInfo 取得結果，或在請求裡加上 callBackUrl 等候通知。

GET /api/v1/jobs/recordInfo
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
  -H "Authorization: Bearer $POPNOW_API_KEY"

圖生影片

bytedance/seedance-1.5-pro/image-to-video

價格

選項點數 (每秒成片)美元
generate_audio = false, resolution = 480p1.68$0.0168
generate_audio = true, resolution = 480p3.35$0.0335
generate_audio = false, resolution = 720p3.41$0.0341
generate_audio = true, resolution = 720p6.81$0.0681
generate_audio = false, resolution = 1080p7.36$0.0736
generate_audio = true, resolution = 1080p14.73$0.1473

參數

欄位型別預設值可用值用途
prompt必填string——What to generate: subject, action, camera movement and mood.
image_url必填string——URL of the image used as the first frame.
last_image_url選填string——Optional closing frame the shot has to land on (480p and 720p).
aspect_ratio選填string16:921:9, 16:9, 4:3, 1:1, 3:4, 9:16Aspect ratio of the generated video.
resolution選填string720p480p, 720p, 1080pOutput resolution. Super-resolution tiers are not offered.
duration_seconds選填integer54 到 12Clip length in seconds. This is the billed quantity.
generate_audio選填booleantrue—Generate a native soundtrack synchronised to the picture.
camera_fixed選填booleanfalse—Lock the camera to produce a stable, fixed-position shot.
seed選填integer—0 到 2147483647Random seed for controlled comparisons. Omit it to let each run pick its own.

請求範例

這段請求原樣就能執行，沒寫的欄位都用預設值。執行前請先把金鑰放進環境變數 POPNOW_API_KEY。

範例中的 image_url 使用 PopNow 的範例素材，請換成你自己的公開 HTTPS 連結、上傳檔案或已儲存的素材。

POST /api/v1/jobs/createTask
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
  -H "Authorization: Bearer $POPNOW_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
  "model": "bytedance/seedance-1.5-pro/image-to-video",
  "input": {
    "prompt": "He lands softly on the rooftop, laughs and turns toward the camera while the balloons sway in the evening breeze; slow push-in",
    "image_url": "https://media.popnow.ai/influencer/examples/marco.webp",
    "generate_audio": true,
    "duration_seconds": 5,
    "resolution": "720p"
  }
}'

回應會立刻帶回 taskId。之後用 GET /api/v1/jobs/recordInfo 取得結果，或在請求裡加上 callBackUrl 等候通知。

GET /api/v1/jobs/recordInfo
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
  -H "Authorization: Bearer $POPNOW_API_KEY"

影片延伸

bytedance/seedance-1.5-pro/video-extend

價格

選項點數 (每秒成片)美元
generate_audio = false, resolution = 480p1.68$0.0168
generate_audio = true, resolution = 480p3.35$0.0335
generate_audio = false, resolution = 720p3.41$0.0341
generate_audio = true, resolution = 720p6.81$0.0681
generate_audio = false, resolution = 1080p7.36$0.0736
generate_audio = true, resolution = 1080p14.73$0.1473

參數

欄位型別預設值可用值用途
prompt必填string——Describe what happens next: the action that follows, the camera move and the sound. Required.
video_url必填string (uri)——The clip to continue: MP4, MOV or WebM, up to 60 seconds. Its final frame becomes the opening frame of the new segment, and the result is your clip with the new segment joined on.
last_image_url選填string——Optional target end frame: the new segment lands on this picture.
resolution選填string720p480p, 720p, 1080pResolution of the new segment; match your source clip.
duration_seconds選填integer54 到 12Length of the new segment in seconds. The source clip is added on top and is not billed.
generate_audio選填booleantrue—Generate sound for the new segment. The source keeps its own sound either way.
camera_fixed選填booleanfalse—Lock the camera to produce a stable, fixed-position shot.
seed選填integer—0 到 2147483647Random seed for controlled comparisons. Omit it to let each run pick its own.

請求範例

這段請求原樣就能執行，沒寫的欄位都用預設值。執行前請先把金鑰放進環境變數 POPNOW_API_KEY。

範例中的 video_url 使用 PopNow 的範例素材，請換成你自己的公開 HTTPS 連結、上傳檔案或已儲存的素材。

POST /api/v1/jobs/createTask
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
  -H "Authorization: Bearer $POPNOW_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
  "model": "bytedance/seedance-1.5-pro/video-extend",
  "input": {
    "prompt": "The flowers keep opening while the camera slowly pulls back to reveal a sunlit meadow",
    "video_url": "https://media.popnow.ai/effects/flower-bloom-1abd6efb.mp4",
    "generate_audio": true,
    "duration_seconds": 5,
    "resolution": "720p"
  }
}'

回應會立刻帶回 taskId。之後用 GET /api/v1/jobs/recordInfo 取得結果，或在請求裡加上 callBackUrl 等候通知。

GET /api/v1/jobs/recordInfo
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
  -H "Authorization: Bearer $POPNOW_API_KEY"

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