upload an audience

curl --request POST \
  --url https://silk-api.rumik.ai/v1/campaign-audiences \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form 'file=<leads.csv>' \
  --form 'name=September leads' \
  --form phoneColumn=mobile \
  --form 'contextColumns=[{"column": "city", "description": "where they live"}]'

import requests

url = "https://silk-api.rumik.ai/v1/campaign-audiences"

payload = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"\r\n\r\n<leads.csv>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"name\"\r\n\r\nSeptember leads\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"phoneColumn\"\r\n\r\nmobile\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"contextColumns\"\r\n\r\n[{\"column\": \"city\", \"description\": \"where they live\"}]\r\n-----011000010111000001101001--"
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "multipart/form-data"
}

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

print(response.text)

const form = new FormData();
form.append('file', '<leads.csv>');
form.append('name', 'September leads');
form.append('phoneColumn', 'mobile');
form.append('contextColumns', '[{"column": "city", "description": "where they live"}]');

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

options.body = form;

fetch('https://silk-api.rumik.ai/v1/campaign-audiences', 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://silk-api.rumik.ai/v1/campaign-audiences",
  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\"\r\n\r\n<leads.csv>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"name\"\r\n\r\nSeptember leads\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"phoneColumn\"\r\n\r\nmobile\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"contextColumns\"\r\n\r\n[{\"column\": \"city\", \"description\": \"where they live\"}]\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://silk-api.rumik.ai/v1/campaign-audiences"

	payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"\r\n\r\n<leads.csv>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"name\"\r\n\r\nSeptember leads\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"phoneColumn\"\r\n\r\nmobile\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"contextColumns\"\r\n\r\n[{\"column\": \"city\", \"description\": \"where they live\"}]\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://silk-api.rumik.ai/v1/campaign-audiences")
  .header("Authorization", "Bearer <token>")
  .body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"\r\n\r\n<leads.csv>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"name\"\r\n\r\nSeptember leads\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"phoneColumn\"\r\n\r\nmobile\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"contextColumns\"\r\n\r\n[{\"column\": \"city\", \"description\": \"where they live\"}]\r\n-----011000010111000001101001--")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://silk-api.rumik.ai/v1/campaign-audiences")

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\"\r\n\r\n<leads.csv>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"name\"\r\n\r\nSeptember leads\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"phoneColumn\"\r\n\r\nmobile\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"contextColumns\"\r\n\r\n[{\"column\": \"city\", \"description\": \"where they live\"}]\r\n-----011000010111000001101001--"

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

{
  "id": "01a0b054-6f82-7193-ce0f-1a2b3c4d5e6f",
  "name": "September leads",
  "columns": [
    "name",
    "city",
    "mobile"
  ],
  "phoneColumn": "mobile",
  "contextColumns": [
    {
      "column": "city",
      "description": "where they live"
    },
    {
      "column": "mobile",
      "description": "the phone number this call is going to"
    }
  ],
  "contactCount": 2,
  "skippedCount": 1,
  "sourceFilename": "leads.csv",
  "createdAt": "2026-10-01T09:00:00Z",
  "updatedAt": "2026-10-01T09:00:00Z"
}

{
  "error": "Invalid API key",
  "code": "unauthorized"
}

{
  "error": "This API key lacks the 'agent' scope",
  "code": "forbidden_scope"
}

{
  "error": "body.toNumber: must be an E.164 phone number, e.g. +14155551234",
  "code": "invalid_request",
  "details": [
    {
      "loc": "body.toNumber",
      "message": "must be an E.164 phone number, e.g. +14155551234"
    }
  ]
}

{
  "error": "Rate limit exceeded",
  "code": "rate_limited",
  "limit": 100,
  "current": 101
}