curl --request PUT \
  --url https://openrouter.ai/api/v1/private-endpoints/{id}/parameters \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "declared_parameters": [
    "temperature",
    "seed"
  ]
}
'

import requests

url = "https://openrouter.ai/api/v1/private-endpoints/{id}/parameters"

payload = { "declared_parameters": ["temperature", "seed"] }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({declared_parameters: ['temperature', 'seed']})
};

fetch('https://openrouter.ai/api/v1/private-endpoints/{id}/parameters', 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/private-endpoints/{id}/parameters",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'declared_parameters' => [
        'temperature',
        'seed'
    ]
  ]),
  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/private-endpoints/{id}/parameters"

	payload := strings.NewReader("{\n  \"declared_parameters\": [\n    \"temperature\",\n    \"seed\"\n  ]\n}")

	req, _ := http.NewRequest("PUT", 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.put("https://openrouter.ai/api/v1/private-endpoints/{id}/parameters")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"declared_parameters\": [\n    \"temperature\",\n    \"seed\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://openrouter.ai/api/v1/private-endpoints/{id}/parameters")

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"declared_parameters\": [\n    \"temperature\",\n    \"seed\"\n  ]\n}"

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

{
  "data": {
    "base_url": "https://contoso.openai.azure.com",
    "declared_parameters": [
      "temperature",
      "seed"
    ],
    "declared_region": "us",
    "declared_zdr": true,
    "id": "5b1c4c4e-7d0a-4a8e-9f3a-2d6c1b0e8a11",
    "max_completion_tokens": 131072,
    "model_name": "OpenAI: GPT-4o",
    "model_permaslug": "openai/gpt-4o-2024-08-06",
    "model_slug": "openai/gpt-4o",
    "pricing": {
      "cache_read": "0.00000025",
      "cache_write": "0.000003125",
      "completion": "0.00001",
      "prompt": "0.0000025"
    },
    "provider_name": "Azure",
    "provider_slug": "azure",
    "status": "active",
    "tested_parameters": [
      "tools",
      "tool_choice",
      "response_format"
    ],
    "upstream_model_id": "gpt-4o-prod"
  }
}

{
  "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": 404,
    "message": "Resource not found"
  }
}

{
  "error": {
    "code": 408,
    "message": "Operation timed out. Please try again later."
  }
}

{
  "error": {
    "code": 409,
    "message": "Resource conflict. Please try again later."
  }
}

{
  "error": {
    "code": 422,
    "message": "Invalid argument"
  }
}

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

{
  "error": {
    "code": 502,
    "message": "Provider returned error"
  }
}