tongflow-modal-seedvr2

June 17, 2026 · View on GitHub

Official TongFlow plugin. Image and video super-resolution with SeedVR2 (ByteDance-Seed/SeedVR2-3B by default, SeedVR2-7B via SEEDVR2_MODEL_SIZE=7b), running on a GPU via Modal.

Capabilities

  • Image upscaling (image-upscale) — enlarge an image for sharper detail.
  • Video upscaling (video-upscale) — render a higher-resolution version of a video.

Credentials

Add in TongFlow Settings (gear icon, top-right):

KeyRequiredNotes
MODAL_TOKEN_IDCreate at modal.com/settings/tokens.
MODAL_TOKEN_SECRETPaired with MODAL_TOKEN_ID.
HF_TOKENOptionalOnly helps avoid Hugging Face rate limits; SeedVR2 weights are public.

On first use the plugin deploys to your Modal account automatically and caches the build. If set in Settings, HF_TOKEN is injected into the Modal download job at deploy time — no manual modal secret create needed.