Seedance 2.5: what changes for long-form AI film

Seedance 2.5 raised single-generation length to 30 seconds and widened multimodal references. That matters, but not the way most people assume.

Longer is not the same as long Thirty seconds is a sequence, not a film. The architecture that assembles sequences still does the heavy lifting. Studio Movies treats Seedance as one engine behind the router, with automatic fallback when a provider degrades.

References are the real upgrade More reference slots means Character Lock, Location Lock and Brand Kit can all feed a single shot. Consistency improves faster than raw fidelity.

Never hard-code one model Provider prices move. In Studio Movies, model cost and credit cost live in the admin panel, so a supplier price change is a configuration edit, not a rewrite.

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