ltx-2.5/audio-to-video/fast
LTX 2.5 Fast audio-to-video for track-timed 1080p clips
| Parameter | Required | Type | Default | Range / Options | Description |
|---|---|---|---|---|---|
| prompt* | Yes (*) | string | — | — | Motion and camera description for the still |
| image* | Yes (*) | string (image URI) | — | — | Input still to animate |
| duration | No | integer | 5 | 4–30 (seconds) | Clip length |
| generate_audio | No | boolean | true | true / false | Native synchronized audio |
Billing follows generated video length:
LTX 2.5 Fast audio-to-video for track-timed 1080p clips
Animate stills into native 4K cinematic clips with start-end frame guidance and synchronized sound.
Animate an image into a high quality video with OpenAI Sora 2 Pro.
Turn text into detailed cinematic scenes with Dreamina 3.0 precision.
Cinematic portrait video maker with prompt control and emotion-rich motion
Efficient video transformation with cinematic motion and design precision.
Seedance 2.5 1080p is a ByteDance image-to-video endpoint that animates one still into a fixed 1080p clip. It fits delivery-ready product shots, character motion, and brand clips where edge detail and natural light matter.
Seedance 2.5 1080p keeps the same still-plus-prompt workflow but locks output at 1080p for sharper finals. Use 480p or 720p for cheaper drafts, then reuse the winning still and prompt here.
Seedance 2.5 1080p requires a prompt and an input image. Duration spans 4 to 30 seconds (default 5). Output aspect follows the input image; generate_audio can add synchronized native audio.
No. Seedance 2.5 1080p is fixed at 1080p by design. Choose a different Seedance 2.5 playground when you need 480p or 720p drafts.
Yes. Prototype in the RunComfy model UI, then call the same Seedance 2.5 1080p template through the RunComfy API with matching parameters. Generations consume usd / credits on both paths.
Seedance 2.5 1080p is billed at $0.88 per second of generated video. Longer durations scale linearly with the length you select.
Stay on Seedance 2.5 1080p for client delivery, grading, and high-detail subjects. Use 480p or 720p first when you are still iterating prompts or camera direction.
RunComfy is the premier ComfyUI platform, offering ComfyUI online environment and services, along with ComfyUI workflows featuring stunning visuals. RunComfy also provides AI Models, enabling artists to harness the latest AI tools to create incredible art.
