CID API

Get Microsoft Confirmation IDs programmatically — integrate into your activation tools.

Quick Start

Message @cid_shop_bot on Telegram and top up your account.

Run /apikey in the bot — or go to API Key page on this site.

Call the endpoint below with your IID and API key.

Endpoint

GEThttps://activewin.space/cid_api

Query Parameters

Parameter	Type		Description
iid	string	required	Installation ID (54 or 63 digits, dashes optional)
apikey	string	required	Your API key from /apikey in the bot or web

Response

Success — 200 OK

// Example response
{
  "iid":                       "516483078355643043035294062684779450187323597098678126063995443",
  "confirmation_id":          "223735157395651186525915393762349375468703594193",
  "confirmation_id_with_dash": "223735-157395-651186-525915-393762-349375-468703-594193",
  "product_name":             "Office 2021",   // present when detectable
  "turns_left":               127                // present when paying with credits
}

Error Responses

HTTP	error	Meaning
400	Missing iid or apikey	One or both parameters not provided
400	Invalid IID	IID format is wrong (not 54 or 63 digits)
400	Key is blocked	Product key is dead / used up
400	KMS key	KMS/volume keys cannot be activated by phone
402	Insufficient balance	No credits — top up to continue
403	Invalid API key	API key not found
503	Could not retrieve CID	Backend temporarily unavailable, retry later

⚠️ Each successful CID retrieval deducts 1 credit (0.1 USDT). Results already in cache are returned free.

Code Examples

Python

import requests

API_KEY = "your_api_key_here"
IID     = "516483078355643043035294062684779450187323597098678126063995443"

r = requests.get(
    "https://activewin.space/cid_api",
    params={"iid": IID, "apikey": API_KEY},
    timeout=120
)
data = r.json()

if r.status_code == 200:
    print(data["confirmation_id_with_dash"])
else:
    print("Error:", data["error"])

PHP

$iid    = "516483078355643043035294062684779450187323597098678126063995443";
$apikey = "your_api_key_here";
$url    = "https://activewin.space/cid_api?iid=" . urlencode($iid) . "&apikey=" . $apikey;
$data   = json_decode(file_get_contents($url), true);
echo isset($data["confirmation_id_with_dash"]) ? $data["confirmation_id_with_dash"] : $data["error"];

cURL

curl "https://activewin.space/cid_api?iid=516483078355643043035294062684779450187323597098678126063995443&apikey=your_api_key_here"

Pricing

Scenario	Cost
CID found in cache	Free
CID retrieved via activation servers	1 credit (0.1 USDT)

Top up via /topup in @cid_shop_bot or on the Top Up page.

Notes

IID can contain dashes — they are stripped automatically.
Set your client timeout to at least 120 seconds.
If your API key is compromised, revoke it via /apikey in the bot or here.
KMS / volume license keys are not supported.

Questions? Contact @chungchidinh