Check if asset exists by hash

Checks if content with the given hash exists in cloud storage. Returns 200 if the content exists, 404 if it doesn’t. Useful for checking availability before using /api/assets/from-hash.

HEAD /api/assets/hash/{hash}

Check if asset exists by hash

cURL

curl --request HEAD \
  --url https://cloud.comfy.org/api/assets/hash/{hash} \
  --header 'X-API-Key: <api-key>'

400

{
  "code": "<string>",
  "message": "<string>"
}

Authorizations

X-API-Key · string · header · required

API key authentication. Generate an API key from your account settings at https://platform.comfy.org/profile/api-keys. Pass the key in the X-API-Key header.

Path Parameters

hash · string · required

Blake3 hash of the asset in format 'blake3:hex_digest'

Pattern: ^blake3:[a-f0-9]{64}$

Example:

"blake3:a1b2c3d4e5f6789012345678901234567890123456789012345678901234"

Response

200

Asset exists