> ## Documentation Index
> Fetch the complete documentation index at: https://docs.vtulab.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Purchase Airtime

> Top up any mobile number with airtime instantly.

Send airtime to any mobile network in Nigeria. The transaction is processed in real-time.

### Important Notes

* Minimum amount is **NGN 50**.
* The `network` parameter is case-insensitive.
* Always use the 11-digit format for phone numbers (e.g., `08123456789`).

<RequestExample>
  ```bash cURL theme={null}
  curl --request POST \
    --url https://api.vtulab.com/v1/vtu/airtime/purchase \
    --header 'Authorization: Bearer YOUR_API_KEY' \
    --header 'Content-Type: application/json' \
    --data '{
      "network": "mtn",
      "phone_number": "08123456789",
      "amount": 100
    }'
  ```
</RequestExample>