replicate / video
ltx-2.3-fast
Lightning-fast video generation with portrait support, camera controls, and synchronized audio. Up to 20 seconds at 1080p, 4K at 50 FPS.
lightricks/ltx-2.3-fast
来源检查时间: 2026-09-13 · 供应商端点记录，不代表独立效果评测。
价格与适用条件。
以下是来源观察记录，不能直接相互替代。Token、计算耗时、输出时长与按次价格不能仅比较数值；输入和可选功能可能另行计费。
| 来源标价 | 计费单位 | 条件 | 依据 |
|---|---|---|---|
| $0.06 USD | second of output video | target resolution: 1080p · or around 16 seconds for $1 | 公开结构化来源 |
| $0.12 USD | second of output video | target resolution: 2k · or around 83 seconds for $10 | 公开结构化来源 |
| $0.24 USD | second of output video | target resolution: 4k · or around 41 seconds for $10 | 公开结构化来源 |
来源提供的参数
| fps | Frame rate in frames per second · Options: 24, 25, 48, 50 · Default: 25 |
|---|---|
| duration | Duration of the video in seconds. Durations longer than 10 seconds are only available with 1080p resolution at 24 or 25 FPS. · Options: 6, 8, 10, 12, 14, 16, 18, 20 · Default: 6 |
| resolution | Resolution quality of the generated video. Only 1080p is supported for audio_to_video, retake, and extend tasks. · Options: 1080p, 2k, 4k · Default: 1080p |
| aspect_ratio | Aspect ratio of the generated video · Options: 16:9, 9:16 · Default: 16:9 |
| generate_audio | Generate audio for the video. Used for text_to_video and image_to_video tasks. · Default: true |
| last_frame_image | Last frame image for image-to-video generation. When provided, the video interpolates between the first frame and this last frame. |
未列出的参数、地区可用性、最低充值、税费和商用条款仍待核实，购买前请核对精确端点。