curl --request POST \
  --url https://openrouter.ai/api/v1/keys \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "expires_at": "2027-12-31T23:59:59Z",
  "include_byok_in_limit": true,
  "limit": 50,
  "limit_reset": "monthly",
  "name": "My New API Key"
}
'

import requests

url = "https://openrouter.ai/api/v1/keys"

payload = {
    "expires_at": "2027-12-31T23:59:59Z",
    "include_byok_in_limit": True,
    "limit": 50,
    "limit_reset": "monthly",
    "name": "My New API Key"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    expires_at: '2027-12-31T23:59:59Z',
    include_byok_in_limit: true,
    limit: 50,
    limit_reset: 'monthly',
    name: 'My New API Key'
  })
};

fetch('https://openrouter.ai/api/v1/keys', 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://openrouter.ai/api/v1/keys",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'expires_at' => '2027-12-31T23:59:59Z',
    'include_byok_in_limit' => true,
    'limit' => 50,
    'limit_reset' => 'monthly',
    'name' => 'My New API Key'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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://openrouter.ai/api/v1/keys"

	payload := strings.NewReader("{\n  \"expires_at\": \"2027-12-31T23:59:59Z\",\n  \"include_byok_in_limit\": true,\n  \"limit\": 50,\n  \"limit_reset\": \"monthly\",\n  \"name\": \"My New API Key\"\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://openrouter.ai/api/v1/keys")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"expires_at\": \"2027-12-31T23:59:59Z\",\n  \"include_byok_in_limit\": true,\n  \"limit\": 50,\n  \"limit_reset\": \"monthly\",\n  \"name\": \"My New API Key\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://openrouter.ai/api/v1/keys")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"expires_at\": \"2027-12-31T23:59:59Z\",\n  \"include_byok_in_limit\": true,\n  \"limit\": 50,\n  \"limit_reset\": \"monthly\",\n  \"name\": \"My New API Key\"\n}"

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

{
  "data": {
    "byok_usage": 0,
    "byok_usage_daily": 0,
    "byok_usage_monthly": 0,
    "byok_usage_weekly": 0,
    "created_at": "2025-08-24T10:30:00Z",
    "creator_user_id": "user_2dHFtVWx2n56w6HkM0000000000",
    "disabled": false,
    "expires_at": "2027-12-31T23:59:59Z",
    "external_user": null,
    "hash": "f01d52606dc8f0a8303a7b5cc3fa07109c2e346cec7c0a16b40de462992ce943",
    "include_byok_in_limit": true,
    "label": "My New API Key",
    "limit": 50,
    "limit_remaining": 50,
    "limit_reset": "monthly",
    "name": "My New API Key",
    "updated_at": null,
    "usage": 0,
    "usage_daily": 0,
    "usage_monthly": 0,
    "usage_weekly": 0,
    "workspace_id": "0df9e665-d932-5740-b2c7-b52af166bc11"
  },
  "key": "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"
}

{
  "error": {
    "code": 400,
    "message": "Invalid request parameters"
  }
}

{
  "error": {
    "code": 401,
    "message": "Missing Authentication header"
  }
}

{
  "error": {
    "code": 403,
    "message": "Only management keys can perform this operation"
  }
}

{
  "error": {
    "code": 429,
    "message": "Rate limit exceeded"
  }
}

{
  "error": {
    "code": 500,
    "message": "Internal Server Error"
  }
}