Download a workspace file's current head bytes
Use the listing entry’s download_url verbatim: it already carries the file id, chat_id, and path.
Download a workspace file's current head bytes
Authorizations
Authorization: Bearer stefan_sk_... (API key — bills the API wallet) or stefan_oat_... (OAuth member token — bills your plan pool).
Path Parameters
The file id from the files listing: the SHA-256 of the head's content (64 hex characters).
Pattern:
^[0-9a-fA-F]{64}$Query Parameters
The chat the file belongs to (a chat UUID or chat_... id).
The file's workspace path, exactly as the listing returned it.
Response
The head's bytes with an attachment Content-Disposition (Cache-Control: private, no-store).
The response is of type file.

