Update Document by File

Update an existing document by uploading a new file. Re-triggers indexing — use the returned batch ID with Get Document Indexing Status to track progress.

POST /datasets/{dataset_id}/documents/{document_id}/update-by-file

Error

A valid request URL is required to generate request examples

200

success

{ "document": { "id": "a8e0e5b5-78c6-4130-a5ce-25feb0e0b4ac", "position": 1, "data_source_type": "upload_file", "data_source_info": { "upload_file_id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890" }, "data_source_detail_dict": { "upload_file": { "id": "a1b2c3d4-e5f6-7890-abcd-ef1234567890", "name": "guide.txt", "size": 2048, "extension": "txt", "mime_type": "text/plain", "created_by": "ad313dd6-ef04-4dd1-a5b0-c0f0b9e2e7e4", "created_at": 1741267200 } }, "dataset_process_rule_id": "e1f2a3b4-c5d6-7890-ef12-345678901234", "name": "guide.txt", "created_from": "api", "created_by": "ad313dd6-ef04-4dd1-a5b0-c0f0b9e2e7e4", "created_at": 1741267200, "tokens": 512, "indexing_status": "completed", "error": null, "enabled": true, "disabled_at": null, "disabled_by": null, "archived": false, "display_status": "available", "word_count": 350, "hit_count": 0, "doc_form": "text_model", "doc_metadata": [], "summary_index_status": null, "need_summary": false }, "batch": "20250306150245647595" }

Authorizations

Authorization · string · header · required

API Key authentication. For all API requests, include your API Key in the Authorization HTTP Header, prefixed with Bearer . Example: Authorization: Bearer {API_KEY}. Strongly recommend storing your API Key on the server-side, not shared or stored on the client-side, to avoid possible API-Key leakage that can lead to serious consequences.

Path Parameters

dataset_id · string<uuid> · required

Knowledge base ID.

document_id · string<uuid> · required

Document ID.

Body

multipart/form-data

file · file

File to upload.

data · string

JSON string containing configuration. Accepts the same fields as Create Document by Text (indexing_technique, doc_form, doc_language, process_rule, retrieval_model, embedding_model, embedding_model_provider) except name and text.

Example:

"{\"indexing_technique\":\"high_quality\",\"doc_form\":\"text_model\",\"doc_language\":\"English\",\"process_rule\":{\"mode\":\"automatic\"}}"

Response

200

application/json

Document updated successfully.

document · object

Show child attributes

batch · string

Batch ID for tracking indexing progress.