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Four checks that find the cheapest platform for Seedance 2.5: dollars per finished second, real render yield, tier caps against the model limits, refunds.

Seedance 2.5 costs $0.118589 to $0.461856 per second of finished video. Worked totals per clip, the rules that add billable seconds, and what stays free.

How to access Seedance 2.0 step by step: choosing a surface, getting a key, the fields a first request needs, what it costs, and why a first call fails.

How to access Seedance 2.5: confirming you have the real version, getting a key, the fields a first request needs, defaults that cost money, and the bill.

How to use Seedance 2.0 for free, and what free actually costs. The three shapes reseller free tiers take, what an allowance is worth, and the refusal trap.

How to use Seedance 2.0 in practice: the 15-second ceiling, the resolution ladder, reference images, per-second billing, and how to read a refusal.