Creates a KB source record and returns a presigned S3 PUT URL for file upload. After uploading the file, call confirm-upload to validate and trigger indexing. Supported file types: PDF, Markdown, HTML, plain text. Maximum file size: 100 MB.
Documentation Index
Fetch the complete documentation index at: https://docs.attention.com/llms.txt
Use this file to discover all available pages before exploring further.
Title of the KB source. Optional — if omitted, the server attempts to extract the title from PDF metadata, falling back to 'Untitled upload'.
500