Seedance 2.5 Video Extend generates extended video content from an input video URL and text prompt, supporting up to 30 seconds duration and optional audio or image inputs. It outputs videos in 480p or 720p resolution with mp4 or mov format, allowing control over audio generation and multiple media inputs.
Result
Compare related models from ByteDance. Price, resolution, and duration show the full range across each model’s configurations, so the exact cost depends on the settings you choose.
| Seedance 2.5 Text to Video | $0.144 – $0.3236 / sec | 480p – 720p | 4 – 30s | 07/01/2026 |
| Seedance 2.0 Text to Video | $0.0985 – $1.0887 / sec | 480p – 4k | 4 – 15s | 02/01/2026 |
| Seedance 2.5 Reference to Video | $0.144 – $0.3236 / sec | 480p – 720p | 4 – 30s | 07/01/2026 |
| Seedance 2.0 Image to Video | $0.0985 – $1.0887 / sec | 480p – 4k | 4 – 15s | 02/01/2026 |
| Seedance 2.0 Reference to Video | $0.0985 – $1.0887 / sec | 480p – 4k | 4 – 15s | 02/01/2026 |
| Seedance 2.5 Image to Video | $0.144 – $0.3236 / sec | 480p – 720p | 4 – 30s | 07/01/2026 |
| Seedance 2.5 Video Edit | $0.0864 – $0.1942 / sec | 480p – 720p | 4 – 30s | 07/01/2026 |
| Seedance 2.5 Video Extend | $0.0864 – $0.1942 / sec | 480p – 720p | 4 – 30s | 07/01/2026 |
import { config, higgsfield } from "@higgsfield/client/v2";config({credentials: process.env.HF_CREDENTIALS,});const result = await higgsfield.subscribe("bytedance/seedance-2.5/video-extend",{input: {"prompt": "A cinematic scene at sunset","duration": 5,"video_url": "https://example.com/input.mp4","resolution": "720p","generate_audio": true},withPolling: true,},);console.log(result);