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AI Video Extender

Continue a video with Seedance 2.5. Add 4–30 seconds and choose audio, resolution, and scene direction.

ModelSource video URLUpload a videoScene direction

Extension duration

Resolution

Generate audio

Credits requiredAwaiting media

Credits include the extension and source video context, clamped to 2–30 seconds and rounded up to a whole second. The server verifies video duration before charging.

View generation history

Your extended video will appear here.