Files API saat ini dalam versi beta. Untuk menggunakan Files API, Anda perlu menyertakan header fitur beta: 
anthropic-beta: files-api-2025-04-14.Silakan hubungi kami melalui formulir umpan balik untuk berbagi pengalaman Anda dengan Files API.Headers
Optional header to specify the beta version(s) you want to use.
To use multiple betas, use a comma separated list like beta1,beta2 or specify the header multiple times for each beta.
Body
multipart/form-data
The file to upload
Response
Successful Response
RFC 3339 datetime string representing when the file was created.
Original filename of the uploaded file.
Required string length: 
1 - 500Unique object identifier.
The format and length of IDs may change over time.
MIME type of the file.
Required string length: 
1 - 255Size of the file in bytes.
Required range: 
x >= 0Object type.
For files, this is always "file".
Allowed value: 
"file"Whether the file can be downloaded.