VEO 3.1 official proxy stopped: Google video has no channel for now, how to switch 3 types of alternative models to Seedance, Wan, and HappyHorse

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Author’s note: APIYI published the VEO 3.1 official relay shutdown notice on 2026-11-09 — both the official relay and the official reverse channel for Google video are currently unavailable. This article explains how to stop the veo requests hitting /v1/videos and switch the model field over to Seedance, Wan, and HappyHorse model IDs that actually … Read more