SDKs and Client Libraries

Official SDKs for Kang Open Banking API. Node.js, Python, PHP, Java, Go, and Ruby client libraries with installation guides and complete working examples.

Official SDKs

Install an official SDK to integrate Kang Open Banking API in your preferred language. All official SDKs handle authentication, automatic retries, idempotency-key generation and HMAC webhook signature verification.

Officially Published SDKs

Language	Package	Install	Min Runtime
Node.js / TypeScript	@kang/openbanking-node	`npm install @kang/openbanking-node`	Node 18+
Python	kang-openbanking	`pip install kang-openbanking`	Python 3.9+
PHP	kang/openbanking-php	`composer require kang/openbanking-php`	PHP 8.1+
Java	com.kangopenbanking:kangopenbanking-sdk-typed	`4.28.1`	Java 11+
Go	github.com/kangopenbanking/sdk-go	`go get github.com/kangopenbanking/sdk-go`	Go 1.21+
Ruby	openapi-generator-cli (ruby)	`openapi-generator-cli generate -g ruby`	Ruby 3+

Node.js — Create a Mobile Money Charge

import { KangOpenBanking } from '@kang/openbanking-node';

const kob = new KangOpenBanking({
  apiKey: process.env.KOB_API_KEY!, // sk_test_... or sk_live_...
  environment: 'sandbox',           // 'sandbox' | 'production'
});

const charge = await kob.gateway.charges.create({
  amount: '5000',
  currency: 'XAF',
  channel: 'mobile_money',
  customer_phone: '+237650000000',
  provider: 'mtn_momo',
  description: 'Order #1234',
}); // Idempotency-Key auto-generated

console.log(charge.id, charge.status);

Python — Create a Mobile Money Charge

from kang_openbanking import KangOpenBanking

kob = KangOpenBanking(
    api_key=os.environ["KOB_API_KEY"],
    environment="sandbox",
)

charge = kob.gateway.charges.create(
    amount="5000",
    currency="XAF",
    channel="mobile_money",
    customer_phone="+237650000000",
    provider="mtn_momo",
    description="Order #1234",
)
print(charge.id, charge.status)

PHP — Create a Mobile Money Charge

use Kang\OpenBanking\Client;

$kob = new Client([
    'api_key' => getenv('KOB_API_KEY'),
    'environment' => 'sandbox',
]);

$charge = $kob->gateway->charges->create([
    'amount' => '5000',
    'currency' => 'XAF',
    'channel' => 'mobile_money',
    'customer_phone' => '+237650000000',
    'provider' => 'mtn_momo',
    'description' => 'Order #1234',
]);

echo $charge->id, ' ', $charge->status;

Self-Hosted Implementation Guides

Java (OkHttp), Go (net/http), and Ruby (Net::HTTP) drop-in client guides are published; official packages are targeted for Q3 2026. Each guide includes auth header construction, idempotency key generation (UUID v4), HMAC-SHA256 webhook signature verification, and exponential backoff retry policy.

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