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Seedance - Seedance 2

Seedance

Seedance

Seedance is ByteDance's AI video suite on FuseAITools—from v1 Lite/Pro through Seedance 2 multimodal clips. Pair with Seedream for 2K/3K stills and image edits before video generation.

v1 Lite T2V
v1 Lite I2V
v1 Pro T2V
v1 Pro I2V
v1 Pro Fast I2V
v1.5 Pro
Seedance 2 Fast
Seedance 2

Configuration

Prompt length: 3-20000 characters.
Max 9 items. Combined with first/last frame total should not exceed 9 images.
Click to upload reference video(s)
Duration: each video [2, 15]s; up to 5 reference videos; combined duration must not exceed 15s.
Click to upload reference audio(s)
Duration: each audio [2, 15]s; up to 3 reference audio clips; combined duration must not exceed 15s.
Duration: 5s (4-15s)

Result Preview

No video generated yet

Fill in the form and click "Generate Video" to start.

🎬 Seedance 2 · Multimodal Video · Fast & Full

🎬 Seedance 2

Seedance 2 (seedance-2) extends Fast with up to five reference videos for richer scene conditioning. Same 4–15s duration range, 480p/720p output, and multimodal controls—including optional audio generation and adaptive aspect ratio.

What is Seedance 2?

Seedance 2 on FuseAITools matches Seedance 2 Fast for core controls but allows up to five reference videos—better for complex multi-clip conditioning. Prompt limit is 20,000 characters; output remains 4–15s at 480p/720p with optional audio generation and web search enabled.

🎬 Seedance 2 on FuseAITools

Seedance 2 on FuseAITools is a multimodal video line—condition generation with first and last frames, plus optional reference images, videos, and audio. Choose Seedance 2 Fast for quicker iteration or Seedance 2 when you need up to five reference videos. Output is 4–15 seconds at 480p or 720p; credits scale by duration and reference usage. New users receive 20 free credits on sign-up.

✨ Seedance 2 Core Features

First & Last Frame

Bookend motion with firstFrameUrl and lastFrameUrl—counts toward the nine-image reference cap.

Multimodal References

Condition with reference images, videos, and audio—Seedance 2 supports up to 5 reference videos.

Ultra-Long Prompts

Up to 20,000 characters for detailed scene, style, and motion direction.

Cloud on FuseAITools

4–15s outputs at 480p/720p—per-second credits shown on Generate before submission.

🎯 Built for These Scenarios

Reference-driven storytellingStyle-locked brand filmsFirst/last frame transitionsAudio-guided rhythm editsComplex multi-clip scenes

📊 Seedance 2 Fast vs Seedance 2

DimensionSeedance 2 FastSeedance 2
Modelseedance-2-fastseedance-2
Reference videosUp to 3Up to 5
Reference imagesUp to 9 (incl. first/last frame)Same
Reference audioUp to 3Up to 3
Duration & resolution4–15s slider; 480p / 720pSame
PricingPer-second credits; higher when reference videos uploadedSame billing logic

❓ FAQ (Seedance 2)

Pick Seedance 2 when you need up to five reference videos for richer conditioning. Use 2 Fast when three reference videos are enough and you want the speed-optimized model.

⚙️ Seedance 2 Technical Specs

Parameters below match the FuseAITools Seedance form and API (seedance-2-fast / seedance-2).

WorkflowPromptReferencesDurationResolution / ratio
Seedance 2 Fast3–20,000 charsFirst/last frame; ≤9 images total; ≤3 videos; ≤3 audios4–15s (slider)480p/720p; 1:1–21:9 + adaptive
Seedance 23–20,000 charsFirst/last frame; ≤9 images total; ≤5 videos; ≤3 audios4–15s (slider)480p/720p; 1:1–21:9 + adaptive

Web search toggle is required in the form. Optional generate audio for v2 outputs. When reference videos are uploaded, credits bill per second including rounded-up reference duration plus output length.

Seedance 2 — Two Workflows

Fast for iteration; full Seedance 2 for richer video references:

Seedance 2 Fast

Seedance 2 Fast

Multimodal generation with up to 3 reference videos—4–15s at 480p/720p.

Open this workflow →

Seedance 2

Seedance 2

Full multimodal control with up to 5 reference videos for complex scenes.

Current workflow
💳 New users get 20 free credits on sign-up. View pricing for subscription discounts and credit top-ups.
🖼️ ByteDance image companion — Seedream Seedance 2 accepts first/last frames—create or refine them in Seedream 5 Lite Image to Image or generate concepts from text in Seedream Text to Image first.
⚡ Need simpler 5s/10s tiers without multimodal refs? Browse Seedance v1 → for Lite and Pro text/image workflows up to 1080p.
🎵 Want unified T2V/I2V with optional audio in one form? Try Seedance 1.5 Pro → for 4/8/12s clips and fixed-lens control.