Upload Knowledge Base Document

curl --request POST \
  --url https://api.dialnexa.com/v1/documents/upload \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form file=@example-file \
  --form 'title=Support FAQ' \
  --form knowledge_base_id=kb_abc123def45678

import requests

url = "https://api.dialnexa.com/v1/documents/upload"

files = { "file": ("example-file", open("example-file", "rb")) }
payload = {
    "title": "Support FAQ",
    "knowledge_base_id": "kb_abc123def45678"
}
headers = {"Authorization": "Bearer <token>"}

response = requests.post(url, data=payload, files=files, headers=headers)

print(response.text)

const form = new FormData();
form.append('file', 'support-faq.txt');
form.append('title', 'Support FAQ');
form.append('knowledge_base_id', 'kb_abc123def45678');

const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};

options.body = form;

fetch('https://api.dialnexa.com/v1/documents/upload', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.dialnexa.com/v1/documents/upload",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\nsupport-faq.txt\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"title\"\r\n\r\nSupport FAQ\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"knowledge_base_id\"\r\n\r\nkb_abc123def45678\r\n-----011000010111000001101001--",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: multipart/form-data"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.dialnexa.com/v1/documents/upload"

	payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\nsupport-faq.txt\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"title\"\r\n\r\nSupport FAQ\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"knowledge_base_id\"\r\n\r\nkb_abc123def45678\r\n-----011000010111000001101001--")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.dialnexa.com/v1/documents/upload")
  .header("Authorization", "Bearer <token>")
  .body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\nsupport-faq.txt\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"title\"\r\n\r\nSupport FAQ\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"knowledge_base_id\"\r\n\r\nkb_abc123def45678\r\n-----011000010111000001101001--")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.dialnexa.com/v1/documents/upload")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\nsupport-faq.txt\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"title\"\r\n\r\nSupport FAQ\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"knowledge_base_id\"\r\n\r\nkb_abc123def45678\r\n-----011000010111000001101001--"

response = http.request(request)
puts response.read_body

{
  "success": true,
  "error": false,
  "statusCode": 201,
  "message": "Success",
  "data": {
    "id": "Dk4mP8vQ2nLz7x",
    "title": "Support FAQ",
    "knowledge_base_id": "abc123def45678",
    "description": "",
    "content": "How do I reset my password? Open Settings and choose Reset password.",
    "source": "",
    "document_type": "txt",
    "file_size": 0.0664,
    "file_path": "knowledge-documents/abc123def45678/Support_FAQ-Dk4mP8vQ2nLz7x.txt",
    "is_deleted": false,
    "ingest_status": "processing",
    "ingest_error": null,
    "ingest_updated_at": "2026-07-03T10:30:00.000Z",
    "ingest_job_id": "3f6c2a9e-8b1d-4e7a-9c5f-2d8e1b7a4c63"
  },
  "timestamp": "2026-09-07T06:00:00.000Z"
}

{
  "statusCode": 400,
  "error": true,
  "success": false,
  "data": [],
  "message": "Maximum limit of 25 documents reached for knowledge base ID Qm4TzR8wLp2VxN",
  "errors": []
}

{
  "statusCode": 401,
  "error": true,
  "success": false,
  "data": [],
  "message": "Invalid API key",
  "errors": []
}

{
  "statusCode": 404,
  "error": true,
  "success": false,
  "data": [],
  "message": "Knowledge base with ID Qm4TzR8wLp2VxN not found",
  "errors": []
}

{
  "statusCode": 409,
  "error": true,
  "success": false,
  "data": [],
  "message": "A document named \"Pricing FAQ\" already exists in this knowledge base",
  "errors": []
}

{
  "statusCode": 413,
  "error": true,
  "success": false,
  "data": [],
  "message": "File too large",
  "errors": []
}

{
  "statusCode": 500,
  "error": true,
  "success": false,
  "data": [],
  "message": "Could not start indexing for this document. Please try again.",
  "errors": []
}