What is Seedance 2.5?
Seedance 2.5 is ByteDance's latest AI video generation model. It uses a Dual-Branch Diffusion Transformer architecture to generate audio and video simultaneously — not sequentially. The result is cinema-grade multi-shot video with native synchronized audio, director-level camera control, and 2K resolution output. It currently ranks #1 on the Artificial Analysis Video Arena leaderboard, ahead of Google Veo 3, OpenAI Sora 2, and Runway Gen-4.5.
What inputs does Seedance 2.5 accept?
Seedance 2.5 accepts text prompts, images, existing video clips, and audio files — all in the same generation pass. You can feed up to 9 reference images, 3 video clips, and 3 audio clips alongside your text prompt simultaneously. This level of multi-reference input is unique to Seedance 2.5 among currently available AI video models.
Is Seedance 2.5 free to try?
Yes. New users receive free credits to explore text-to-video, image-to-video, and audio-driven video creation — no payment required upfront. Generate your first 2K clip and experience the quality directly.
Can I use my videos commercially?
Commercial usage rights are included with all paid subscription plans. Upgrade to our pricing page to unlock full commercial publishing rights, remove all platform watermarks, and access premium 2K export options. How does the native audio generation work?
Seedance 2.5 uses a dual-branch architecture where audio and video are generated simultaneously in the same diffusion pass — not added as a post-processing step. This produces naturally synchronized dialogue, Foley sound effects, and ambient background audio. In Pro mode, you can also upload your own audio file to drive the visual generation — the model generates matching visuals with phoneme-perfect lip-sync.
What is director-level camera control?
You can specify exact camera movements in your text prompt — dolly zooms, rack focuses, tracking shots, handheld simulation, POV switches — and Seedance 2.5 executes them. This level of intentional camera work is what separates Seedance 2.5 from AI video tools that produce random or unpredictable camera motion.
What formats and resolutions are supported?
All clips export as high-quality MP4 files. Standard mode supports up to 1080p. Pro mode delivers native 2K resolution (2048×1080 landscape or 1080×2048 portrait). Aspect ratios: 16:9, 9:16, 4:3, 3:4, 21:9, 1:1.
How long can videos be?
Seedance 2.5 supports multi-shot clips up to 15 seconds in a single generation — with consistent characters, lighting, and visual style maintained across every scene cut. No stitching or post-editing required.
Does Seedance 2.5 support multilingual lip-sync?
Yes. Seedance 2.5 generates phoneme-perfect lip-sync across 8+ languages in the same model — no language-specific version needed. Upload a voiceover in any supported language and the model generates matching visuals with frame-accurate lip movement.
Do pay-as-you-go credits expire?
No. One-time top-up credits never expire and stay in your account permanently. Add more whenever you need them, and use them at your own pace.