Skip to main content
POST
Create upload URLs for file parts

Authorizations

Authorization
string
header
required

A W&B API key.

Headers

Wandb-Entity
string

Accessible personal or team entity. Omit to use the authenticated user's default entity.

Path Parameters

alias
string
required
Pattern: ^[a-z0-9-]{1,64}$
importId
string<uuid>
required

Body

application/json
part_numbers
integer[]
required
Required array length: 1 - 100 elements
Required range: 1 <= x <= 10000

Response

Short-lived upload URLs for the requested part numbers.

expires_in_seconds
integer
required
Required range: x >= 1
parts
object[]
required
Last modified on September 21, 2026