Developer Documentation

Complete guide to integrate TopupNet's automated game top-up API into your application. Get instant delivery, real-time stock checking, and secure transactions.
API Version: v1.0
Authentication

All requests must include your unique API Key as a query parameter or header.

?key=YOUR_SECRET_KEY
Do not share your API key publicly.
Base URL

All API requests should be made to the following base URL:

Production EndpointURL
https://api.topupnet.com/api/v1
Integration Methods

Select an endpoint category to view implementation details.

Check real-time availability. Select a game below to view specific endpoints.

Select Game
Bulk Stock Check
GET Requesthttp
GET https://api.topupnet.com/api/v1/stock?game=freefire&key=YOUR_KEY
JSON Responsejson
{
  "status": "success",
  "game": "freefire",
  "last_updated": "2026-01-14T07:52:32.095Z",
  "stocks": [
    { "item": "115_DIAMOND", "name": "115 💎", "quantity": "50+" },
    { "item": "LEVEL_UP", "name": "Level Up Pass", "quantity": "10" }
  ]
}
Single Item Check
GET Requesthttp
GET https://api.topupnet.com/api/v1/stock?game=freefire&item=115_DIAMOND&key=YOUR_KEY