Uploads a document to the Knowledge Base (excluding type "url"). Limit is one file per call.

Request Fields

PropertyDescription & Example
Content-Type
(header)
multipart/form-data
overwrite
(query parameter)
Optional - Specify whether to overwrite existing data (optional).
"True" means you want to overwrite.
maxChunkSize
(query parameter)
Optional - Determine how granularly each document is broken up.
Max chunk size affects the total amount of chunks parsed from a document.
(i.e. larger chunks means less chunks retrieved)

Smaller chunk size means:
- narrower context
- faster response
- less tokens consumed
- greater risk of less accurate answers

type: integer ; default: 1000; Range available is 500-1500 tokens.
Once uploaded, you can view the chunks using the GET Document Chunk Retrieval Knowledge Base API.
file
(body, form-data)
Accepted source document types for this endpoint are:
pdf, text, or docx.

Example

Sample Route with query parameters:

https://api.voiceflow.com/v3alpha/knowledge-base/docs/upload?tags=["beginner"]

Sample Response

{
  	"data": {
			"documentID": "6515dccab4bc5400060fbc6a",
			"data": {
				"type": "pdf",
				"name": "Learn-to-Sail.pdf"
			},
			"updatedAt": "2023-09-28T20:06:34.049Z",
			"status": {
				"type": "PENDING"
			},
			"tags": [
				"beginner"
			]
		}
}
Language
Authorization
Header
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