Seedance 2.5 API Integration: A Practical Guide for Developers
A Seedance 2.5 integration has two distinct operations: create a video task, then read that task until it reaches a terminal state. Treating generation as an ordinary request that immediately returns a finished file is the first design mistake to avoid. This guide uses SeedRouter's documented Seedance 2.5 contract. The request shapes were checked on October 22, 2026. The examples explain submission and polling; they do not claim a paid generation was executed for this article.