Kling 3.0 API 呼叫參考
4K 影片、多鏡頭剪接和動作控制
只要一把 PopNow API 金鑰，就能在自己的程式裡呼叫 Kling 3.0。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
- Kuaishou
- 產出
- 影片
- 起價
- 10.08 點 每秒成片 ($0.1008)
- 一般耗時
- 約 400 秒
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
kling/3.0/text-to-video
價格
| 選項 | 點數 (每秒成片) | 美元 |
|---|---|---|
generate_audio = false, resolution = 720p | 10.08 | $0.1008 |
generate_audio = false, resolution = 1080p | 13.44 | $0.1344 |
generate_audio = true, resolution = 720p | 15.12 | $0.1512 |
generate_audio = true, resolution = 1080p | 20.16 | $0.2016 |
generate_audio = false, resolution = 4k | 50.4 | $0.504 |
generate_audio = true, resolution = 4k | 50.4 | $0.504 |
參數
| 欄位 | 型別 | 預設值 | 可用值 | 用途 |
|---|---|---|---|---|
prompt必填 | string | — | 最多 2500 個字元 | Describe the scene, the action and the camera. With sound on, add dialogue in quotes and the sounds you want. |
negative_prompt選填 | string | — | 最多 2500 個字元 | What to keep out of the clip: objects, looks or motion you do not want. |
aspect_ratio選填 | string | 16:9 | 16:9, 9:16, 1:1 | Output aspect ratio. |
resolution選填 | string | 720p | 720p, 1080p, 4k | Output resolution. Higher tiers cost more per second. |
generate_audio選填 | boolean | false | — | Generate a native soundtrack (voices, effects, ambience) with the picture. Audio costs more per second. |
duration_seconds選填 | integer | 5 | 3 到 15 | Output length in whole seconds, from 3 to 15. Billed per second. |
shot_type選填 | string | single | single, multi, customize | single keeps one continuous shot; multi lets the model cut the prompt into several shots on its own; customize follows the shot list you give in multi_prompt. |
multi_prompt選填 | array<object> | — | 最多 6 項 | Shot list for shot_type customize: one entry per shot, in order, each with its own prompt and length in seconds. The lengths must add up to duration_seconds. |
guidance_scale選填 | number | 0.5 | 0 到 1 | How closely the clip follows the prompt, from 0 to 1. Higher sticks to the prompt more; lower gives the model more freedom. |
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。
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": "kling/3.0/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",
"duration_seconds": 5,
"generate_audio": false,
"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。
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
kling/3.0/image-to-video
價格
| 選項 | 點數 (每秒成片) | 美元 |
|---|---|---|
generate_audio = false, resolution = 720p | 10.08 | $0.1008 |
generate_audio = false, resolution = 1080p | 13.44 | $0.1344 |
generate_audio = true, resolution = 720p | 15.12 | $0.1512 |
generate_audio = true, resolution = 1080p | 20.16 | $0.2016 |
generate_audio = false, resolution = 4k | 50.4 | $0.504 |
generate_audio = true, resolution = 4k | 50.4 | $0.504 |
參數
| 欄位 | 型別 | 預設值 | 可用值 | 用途 |
|---|---|---|---|---|
prompt必填 | string | — | 最多 2500 個字元 | Describe what happens after the opening frame: the action, the camera and, with sound on, the sounds. |
image_url必填 | string (uri) | — | — | Opening frame. The clip starts from this image. |
negative_prompt選填 | string | — | 最多 2500 個字元 | What to keep out of the clip: objects, looks or motion you do not want. |
last_image_url選填 | string (uri) | — | — | Optional closing frame the clip should end on. |
resolution選填 | string | 720p | 720p, 1080p, 4k | Output resolution. Higher tiers cost more per second. |
generate_audio選填 | boolean | false | — | Generate a native soundtrack (voices, effects, ambience) with the picture. Audio costs more per second. |
duration_seconds選填 | integer | 5 | 3 到 15 | Output length in whole seconds, from 3 to 15. Billed per second. |
shot_type選填 | string | single | single, multi, customize | single keeps one continuous shot; multi lets the model cut the prompt into several shots on its own; customize follows the shot list you give in multi_prompt. |
multi_prompt選填 | array<object> | — | 最多 6 項 | Shot list for shot_type customize: one entry per shot, in order, each with its own prompt and length in seconds. The lengths must add up to duration_seconds. |
guidance_scale選填 | number | 0.5 | 0 到 1 | How closely the clip follows the prompt, from 0 to 1. Higher sticks to the prompt more; lower gives the model more freedom. |
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。
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": "kling/3.0/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",
"duration_seconds": 5,
"generate_audio": false,
"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。
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"動作控制
kling/3.0/character-animation
價格
| 選項 | 點數 (每秒成片) | 美元 |
|---|---|---|
720p | 15.12 | $0.1512 |
1080p | 20.16 | $0.2016 |
參數
| 欄位 | 型別 | 預設值 | 可用值 | 用途 |
|---|---|---|---|---|
image_url必填 | string (uri) | — | — | The character to animate: one clear, full or half-body picture of the person. |
video_url必填 | string (uri) | — | — | Driving clip, 3 to 30 seconds: the moves, expressions and gestures to copy. The result is as long as this clip. |
prompt選填 | string | — | 最多 2500 個字元 | Optional notes on the result: the setting, the look, anything the driving clip does not show. |
negative_prompt選填 | string | — | 最多 2500 個字元 | What to keep out of the result: objects, looks or motion you do not want. |
resolution選填 | string | 720p | 720p, 1080p | Output resolution. Higher tiers cost more per second. |
keep_original_audio選填 | boolean | true | — | Keep the driving clip's own sound in the result. |
character_orientation選填 | string | video | video, image | Which way the character faces: video follows the person in the driving clip, image follows the person in the photo. With image the driving clip may be at most 10 seconds. |
shot_type選填 | string | customize | customize, intelligent | How the shots are planned: customize keeps to your inputs, intelligent lets the model plan the shots itself. |
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, 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。
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": "kling/3.0/character-animation",
"input": {
"prompt": "The person dances with relaxed, natural movement",
"image_url": "https://media.popnow.ai/influencer/examples/marco.webp",
"video_url": "https://media.popnow.ai/effects/flower-bloom-1abd6efb.mp4",
"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。
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"