Seedance 2.0 API
商用利用HOTSeedance 2.0 は ByteDance のマルチモーダル AI 動画モデルで、高速かつリアルな動画生成に最適化されています。複数ショットの一貫性に強く、人物やシーンのつながりを自然に保てます。
Seedance 2.0 は通常約 5 分、Seedance 2.0 Fast は通常約 4 分で生成でき、スケールする制作ワークフローに向いています。
最低コスト $0.06/s
480p: 12 クレジット/秒 - 動画から動画 - （入力秒数 + 出力秒数）× 12
480p: 19 クレジット/秒 - テキスト/画像から動画 - 出力秒数 × 19
720p: 25 クレジット/秒 - 動画から動画 - （入力秒数 + 出力秒数）× 25
720p: 41 クレジット/秒 - テキスト/画像から動画 - 出力秒数 × 41
1080p: 62 クレジット/秒 - 動画から動画 - （入力秒数 + 出力秒数）× 62
1080p: 102 クレジット/秒 - テキスト/画像から動画 - 出力秒数 × 102
USD 見積もりは最適な年額プランの $0.005/クレジットで計算しています。
主要リクエストフィールド
予測しやすい payload 構造を保ちながら、豊かなマルチモーダル制御に対応します。
{
"model": "bytedance/seedance-2",
"input": {
"prompt": "A serene beach at sunset with waves gently crashing on the shore, palm trees swaying in the breeze, and seagulls flying across the orange sky",
"first_frame_url": "https://templateb.aiquickdraw.com/custom-page/akr/section-images/example2.png",
"last_frame_url": "https://templateb.aiquickdraw.com/custom-page/akr/section-images/example3.png",
"reference_image_urls": [
"https://templateb.aiquickdraw.com/custom-page/akr/section-images/example1.png"
],
"reference_video_urls": [
"https://templateb.aiquickdraw.com/custom-page/akr/section-images/example1.mp4"
],
"reference_audio_urls": [
"https://templateb.aiquickdraw.com/custom-page/akr/section-images/example1.mp3"
],
"return_last_frame": false,
"generate_audio": false,
"resolution": "720p",
"aspect_ratio": "16:9",
"duration": 15,
"web_search": false
}
}Seedance 2.0 で生成
Playground、リクエスト例、入力フィールド、料金は選択中のモデルタイプに連動します。
API 詳細ドキュメントを見るエンドポイント、認証、タスクのポーリング、payload の詳細を確認できます。 /models/seedance-2.0.md
promptstringThe text prompt used to generate the video. Required field. (Min length: 3, Max length: 20000 characters)first_frame_urlstringFirst frame image url or asset://{assetId}last_frame_urlstringEnd frame image url or asset://{assetId}reference_image_urlsarrayEnter a list of image URLs or asset://{assetId} (for example: asset://asset-20260404242101-76djj).reference_video_urlsarrayEnter a list of video URLs or asset://{assetId} (for example: asset://asset-20260404242101-76djj) .reference_audio_urlsarrayEnter a list of audio URLs or asset://{assetId} (for example: asset://asset-20260404242101-76djj) .return_last_framebooleanWhether to return the last frame of the video as an image.generate_audiobooleanWhether to generate audio for the video.resolutionenumVideo resolution - 480p for faster generation, 720p for balance, 1080p for High-quality video, 4K Ultra-High Definition, delivering perfect visual details. (480p, 720p, 1080p, 4k)aspect_ratioenumVideo aspect ratio configuration. Required field. (1:1, 4:3, 3:4, 16:9, 9:16, 21:9, adaptive)durationnumberVideo duration in 4-15 seconds.web_searchbooleanUse online searchnsfw_checkerbooleanDefaults to false. You can set it to false based on your needs. If set to false, our content filtering will be disabled, and all results will be returned directly by the model itself.Seedance 2.0 API が動画ワークフローに加える機能
モデルを試し、フィールドを確認し、そのまま統合へ進める API ファーストの構成です。
マルチモーダル参照
プロンプト、画像、動画、音声を組み合わせ、被写体・動き・リズム・スタイルを伝えられます。
複数ショットの一貫性
キャラクター、カメラ、シーンのつながりが安定した短編映像を作成できます。
参照駆動のモーション
元動画でカメラワーク、動作タイミング、転換、テンポをガイドできます。
音声を考慮した生成
音声参照や生成音声を使い、リズムに合ったクリップを作れます。
Playground から本番リクエストへ
API を製品に組み込む前に、出力品質を素早く確認できます。
1. リクエスト準備
Seedance 2.0 または Fast を選び、プロンプトと必要な参照素材を追加します。
2. 生成を送信
API キー、モデル ID、長さ、解像度、アスペクト比、素材 URL を指定して呼び出します。
3. ポーリングして取得
タスク完了まで追跡し、生成された動画 URL を取得します。
Seedance 2.0 API で作れるもの
単発の Playground ではなく、繰り返し使える AI 動画生成を製品に組み込めます。
コミュニティの Seedance 2.0 成功事例
公開され、正常に生成された Seedance 2.0 の出力を確認できます。各事例からプロンプト、設定、結果を詳しく見られます。
Seedance 2.0 VIP
Cinematic product film. Very slow push-in on the rustic barn-wood table. The long-haired dapple dachshund in the small brown cowboy hat blinks, tilts his head, then looks straight into the lens and gives one soft tail wag. Warm amber lamplight, dust drifting in the air, shallow depth of field, gentle handheld drift. The cream candle jar and its printed black label stay perfectly still, sharp, upright and completely unchanged for the whole shot. Absolutely Do not alter, warp, redraw or re-letter the candle logo, label artwork, or candle. It must be exact as in reference image. do not alter jewelry.(Not altering, the candle, logo, artwork, and jewelry, is the most important part of this task) Audio: a warm, friendly, slightly playful female voiceover says "Snooty Scents new jewelry candle. Get Along Lil' Doggy. In the scent of Free-Toes." Then a short beat, and she says, softer and knowing, "If you know, you know." Under the voice, soft fingerpicked acoustic western guitar and quiet room tone." (previous: "Locked-off static camera, extremely slow subtle drift. An EMPTY rustic western tabletop scene with no products, no objects in the center, no text and no lettering anywhere. Foreground: dark weathered reclaimed barn wood plank table with deep grain, running horizontally, warm brown tones. Far left edge: a chipped antique turquoise ceramic crock and a loose strand of turquoise beads. Background: heavily blurred dark tooled leather saddle and aged wood, deep shadow. Warm amber key light from upper left, soft falloff, cinematic tabletop product photography lighting, shallow depth of field
Seedance 2.0 Fast Image to Video
Cinematic product film. Start exactly on this frame and hold the composition. Very slow push-in on the rustic barn-wood table. The long-haired dapple dachshund in the small brown cowboy hat blinks, tilts his head, then looks straight into the lens and gives one soft tail wag. Warm amber lamplight, dust drifting in the air, shallow depth of field, gentle handheld drift. The cream candle jar and its printed black label stay perfectly still, sharp, upright and completely unchanged for the whole shot. Do not alter, warp, redraw or re-letter the label artwork. Audio: a warm, friendly, slightly playful female voiceover says "Snoody Scents new jewelry candle. Get Along Lil' Doggy. In the scent of Fri-Toes." Then a short beat, and she says, softer and knowing, "If you know, you know." Under the voice, soft fingerpicked acoustic western guitar and quiet room tone.
Seedance 2.0 VIP
A cinematic, photorealistic scene showing a sincere believer being emotionally and spiritually hurt by an individual religious authority figure who misuses their position of trust. The religious leader is clearly identifiable through traditional religious clothing and symbols of leadership, speaking with pride, harsh judgment, and controlling behavior toward one vulnerable person. The believer looks deeply wounded, discouraged, and confused, not because of God, but because someone claiming to represent God has treated them unfairly. The scene focuses on the contrast between the two individuals: the religious leader displays arrogance and a lack of compassion, while the believer responds with humility, patience, and a desire to follow God rather than human approval. The believer quietly leaves the conversation, finds a private place, opens the Bible, kneels in prayer, and cries out to God for help. As the scene progresses, the believer walks into warm sunlight with renewed peace, showing that although a person representing faith failed them, God did not abandon them. They forgive the person, continue serving others, and show kindness to another hurting individual. Emotional cinematic storytelling, realistic human expressions, subtle acting, no physical violence, no sexual content, no attack on religion or places of worship, focus on one person misusing spiritual authority versus God’s mercy and faithfulness. Dramatic lighting transition from darkness to hope, 35mm film look, slow camera movement, shallow depth of field, ultra-realistic 4K. Alternative darker version (for the bridge) A humble believer sits alone after being publicly shamed by a respected religious leader. The leader walks away confidently while the believer quietly wipes away tears. Instead of bitterness, the believer looks upward, prays, and finds peace. The scene transitions from a cold, shadowed room into a sunrise landscape, symbolizing that human rejection cannot separate them from God's love. Style: Ultra-photorealistic cinematic drama, 35mm anamorphic lens, soft natural lighting, rich cinematic color grading, realistic facial expressions, emotionally authentic acting, slow deliberate camera movement, shallow depth of field, subtle lens flare, volumetric light, gentle film grain, inspiring Christian atmosphere, no text, no logos, no subtitles, no exaggerated miracles, focus on peace, hope, joy, humility, and unwavering trust in God.
Seedance 2.0 VIP
A realistic cinematic story of a single mother raising two young children in a tiny apartment with very little money. Bills are piled on the kitchen table, the refrigerator contains only a few basic groceries, and her old washing machine has stopped working. Despite these hardships, she laughs while cooking a simple meal with her children, singing together as they prepare dinner. Before eating they hold hands and pray with sincere gratitude. Later she reads Bible stories to her children before bed, all smiling with genuine happiness and security. Outside the apartment window, the city is dark and busy, yet inside the home glows with warmth, peace, and love. The mother's face reflects unwavering trust in God rather than anxiety. Soft golden lighting, intimate handheld cinematography, emotional realism, natural performances, cinematic 4K. Style: Ultra-photorealistic cinematic drama, 35mm anamorphic lens, soft natural lighting, rich cinematic color grading, realistic facial expressions, emotionally authentic acting, slow deliberate camera movement, shallow depth of field, subtle lens flare, volumetric light, gentle film grain, inspiring Christian atmosphere, no text, no logos, no subtitles, no exaggerated miracles, focus on peace, hope, joy, humility, and unwavering trust in God.
Seedance 2.0 VIP
A deeply emotional cinematic film of an elderly Christian widower living alone in a quiet countryside cottage after the loss of his wife. Family photographs fill the walls, and an empty chair beside his own reminds viewers of his grief. Yet every morning he joyfully opens his Bible while sunlight fills the room. He sings softly while making breakfast, smiles warmly at neighbors as he walks through the village, encourages lonely people, visits a nursing home to comfort others, and quietly prays for everyone he meets. His face carries both the sadness of loss and an extraordinary joy that can only come from complete trust in God. Gentle golden morning light, peaceful countryside, slow cinematic camera work, emotional authenticity, photorealistic, beautifully color graded, 4K. Style: Ultra-photorealistic cinematic drama, 35mm anamorphic lens, soft natural lighting, rich cinematic color grading, realistic facial expressions, emotionally authentic acting, slow deliberate camera movement, shallow depth of field, subtle lens flare, volumetric light, gentle film grain, inspiring Christian atmosphere, no text, no logos, no subtitles, no exaggerated miracles, focus on peace, hope, joy, humility, and unwavering trust in God.
Seedance 2.0 VIP
A cinematic, photorealistic scene of a man walking slowly through a city devastated by war and disaster. Buildings are damaged, smoke rises in the distance, streets are covered with rubble, and people around him are frightened and grieving. The world around him appears chaotic and broken, yet he walks with extraordinary peace and calm. He carries no weapon, only a small Bible in his hand. Along the way, he stops to help injured strangers, comforts a crying child, gives food and water to survivors, and encourages people who have lost everything. His eyes show compassion and sorrow for the suffering, but also an unmistakable hope and trust in God. As explosions and destruction continue far away, warm sunlight breaks through dark clouds above him, symbolizing God's presence in the darkest moments. The camera follows him through the destruction, showing that his peace does not come from his circumstances but from his faith. Epic cinematic realism, emotional storytelling, 4K, realistic disaster environment, subtle Christian symbolism, no fantasy elements. Style: Ultra-photorealistic cinematic drama, 35mm anamorphic lens, soft natural lighting, rich cinematic color grading, realistic facial expressions, emotionally authentic acting, slow deliberate camera movement, shallow depth of field, subtle lens flare, volumetric light, gentle film grain, inspiring Christian atmosphere, no text, no logos, no subtitles, no exaggerated miracles, focus on peace, hope, joy, humility, and unwavering trust in God. These four scenarios would work well across the verses and choruses, with the repeated line "Lord we cry" cutting between each person's story, showing that although their circumstances differ, they share the same joyful confidence in God.
実運用の API ワークフロー向け
アカウント連動の実行
ユーザーはログイン後にジョブを送信し、既存の SdanceAI 生成フローでクレジットを消費します。
参照メディア処理
アップロード、直接 URL、プレビュー、フォーム/API payload 編集に対応しています。
拡張しやすいモデル選択
品質、コスト、レイテンシーに応じて標準と Fast を切り替えられます。
Seedance 2.0 API FAQ
Seedance 2.0 API は何に向いていますか？
プロンプト制御と参照素材が重要な短尺の映画風 AI 動画、製品動画、SNS クリップ、モーション再現に向いています。
Seedance 2.0 と Fast の違いは？
Seedance 2.0 は品質と制御を重視し、Fast は素早い反復とスケールした制作に向いています。
画像、動画、音声を同時に使えますか？
はい。Seedance 2.0 はテキストに加え、画像、動画クリップ、音声リファレンスを利用できます。
統合前にどこで試せますか？
このページの Playground で、プロンプト、参照素材、解像度、比率、長さ、API payload を試せます。
Seedance 2.0 API の新機能は何ですか？
テキスト、画像、動画、音声リファレンスによるマルチモーダル制御が広がり、動きのガイド、シーン一貫性、映画的な出力を作りやすくなります。
一般的な AI 動画生成ツールと何が違いますか？
多くの動画生成ツールは主にプロンプト解釈に依存しますが、Seedance 2.0 は参照素材を使ってカメラワーク、動作タイミング、転換、スタイル、テンポをより具体的に誘導できます。
Seedance 2.0 API では何個の参照素材を使えますか？
最大 9 枚の画像リファレンス、最大 3 本の動画リファレンス、最大 3 本の音声リファレンスを利用できます。動画と音声はドキュメント上の長さ制限内に収めてください。
音声ガイドやリップシンク生成に対応していますか？
音声を考慮した生成に対応しています。音声リファレンスでリズムや雰囲気を指定でき、選択したバージョンで対応していれば生成音声も有効化できます。
動画の長さはどれくらい選べますか？
Seedance 2.0 は短尺クリップ向けで、一般的には 4 秒から 15 秒程度です。用途に合わせて長さ、解像度、アスペクト比を一緒に選択してください。
Seedance 2.0 API は商用プロジェクトで使えますか？
このページは商用ワークフロー向けに構成されています。本番利用前に、アカウントプラン、クレジット残高、モデル提供状況、適用されるコンテンツポリシーを確認してください。
Seedance 2.0 を動画ワークフローへ
まず生成画面でプロンプトと参照素材を試し、結果を確認してから API ドキュメントで本番フローに接続できます。