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The Developer-First MMQR Engine

Generate dynamic Myanmar QR codes in milliseconds.

Built for high-velocity engineering teams who need simple, stateless payment integration without the banking bureaucracy.

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Myan Myan Pay provides a RESTful JSON API that just works.

npm install mmpay-node-sdk --save
const { MMPaySDK } = require('mmpay-node-sdk');

const MMPay = new MMPaySDK({
    appId: "MMxxxxxxx",
    publishableKey: "pk_test_abcxxxxx",
    secretKey: "sk_test_abcxxxxx",
    apiBaseUrl: "https://xxxxxx"
})
// async
await MMPay.pay({ orderId, amount, items })
// sync
MMPay.pay({ orderId, amount, items })
    .then((response) => {
        console.log(response)
    }).catch((error) => {
        console.log(error)
    })
npm install mmpay-node-sdk --save
import { MMPaySDK } from 'mmpay-node-sdk';

const MMPay = new MMPaySDK({
    appId: "MMxxxxxxx",
    publishableKey: "pk_test_abcxxxxx",
    secretKey: "sk_test_abcxxxxx",
    apiBaseUrl: "https://xxxxxx"
})
// async
await MMPay.pay({ orderId, amount, items })
// sync
MMPay.pay({ orderId, amount, items })
    .then((response) => {
        console.log(response)
    }).catch((error) => {
        console.log(error)
    })
pip install mmpay-python-sdk
from mmpay import MMPaySDK

# Initialize the SDK
options = {
    "appId": "YOUR_APP_ID",
    "publishableKey": "YOUR_PUBLISHABLE_KEY",
    "secretKey": "YOUR_SECRET_KEY",
    "apiBaseUrl": "[https://xxx.myanmyanpay.com](https://xxx.myanmyanpay.com)" # Replace with actual API Base URL [ Register With Us]
}

sdk = MMPaySDK(options)
payment_request = {
    "orderId": "ORD-SANDBOX-001",
    "amount": 5000,             # Amount in minor units (e.g., cents) or as required
    "callbackUrl": "[https://your-site.com/webhook/mmpay](https://your-site.com/webhook/mmpay)",
    "items": [
        {
            "name": "Premium Subscription",
            "amount": 5000,
            "quantity": 1
        }
    ]
}
response = sdk.sandbox_pay(payment_request)
composer require myanmyanpay/mmpay-php-sdk
<?php

use MMPay\MMPay;

$options = [
    'appId'          => 'YOUR_APP_ID',
    'publishableKey' => 'YOUR_PUBLISHABLE_KEY',
    'secretKey'      => 'YOUR_SECRET_KEY',
    'apiBaseUrl'     => '[https://api.mmpay.com](https://api.mmpay.com)'
];
$sdk = new MMPay($options);
$params = [
    'orderId' => 'ORD-LIVE-888',
    'amount'  => 10000,
    'items'   => [
        ['name' => 'E-Commerce Item', 'amount' => 10000, 'quantity' => 1]
    ]
];
$response = $sdk->pay($params);

?php>
import com.mmpay.sdk.MMPaySDK;
import com.mmpay.sdk.SDKOptions;
import com.mmpay.sdk.model.PaymentRequest;
import com.mmpay.sdk.model.Item;
import java.util.List;
import java.util.ArrayList;

SDKOptions options = new SDKOptions(
    "YOUR_APP_ID",
    "YOUR_PUBLISHABLE_KEY",
    "YOUR_SECRET_KEY",
    "[https://api.mmpay.com](https://api.mmpay.com)"
);

MMPaySDK sdk = new MMPaySDK(options);


try {
    PaymentRequest request = new PaymentRequest();
    request.orderId = "ORD-SANDBOX-" + System.currentTimeMillis();
    request.amount = 5000;
    request.currency = "MMK";
    request.callbackUrl = "[https://yoursite.com/webhook](https://yoursite.com/webhook)";

    // Add Items
    request.items = new ArrayList<>();
    request.items.add(new Item("Premium Plan", 5000, 1));

    Map<String, Object> response = sdk.pay(request);
    System.out.println("Response: " + response);

} catch (Exception e) {
    e.printStackTrace();
}

// Express.JS Example
app.post("/webhooks/mmpay", async (req, res) => {
    const incomingSignature = req.headers('x-mmpay-signature');
    const incomingNonce = req.headers('x-mmpay-nonce');
    const { payloadString } = req.body;
    const cbResponse = await MMPayInstance.verifyCb(payloadString, incomingNonce, incomingSignature );
    if (cbResponse) {
        const parsedPayload = JSON.parse(payloadString);
        if (parsedPayload.status === 'SUCCESS') {
        // SUCCESS LOGIC HERE
        }
        if (parsedPayload.status !== 'SUCCESS') {
        // NOT SUCCESS LOGIC HERE
        }
    }
    if (!cbResponse) {
        return res.status(500).json({ error: 'Callback Verification Fail' });
    }
    res.status(200).json({ message: "Success" });
});
// FastifyJS Example

interface MMPayIncomingCallbackScheme {
    orderId: string;
    amount: number;
    currency: string;
    vendor: string;
    status: 'PENDING' | 'SUCCESS' | 'FAILED' | 'REFUNDED';
    transactionRefId: string;
    callbackUrl?: string;
}

fastify.post('/webhooks/mmpay', async (request: FastifyRequest<{Body: MMPayIncomingCallbackScheme}>, reply: FastifyReply) => {
    const incomingSignature = request.headers['x-mmpay-signature'] as string;
    const incomingNonce = request.headers['x-mmpay-nonce'] as string;
    const payload = request.body as MMPayIncomingCallbackScheme;
    const payloadString = JSON.stringify(payload);

    const cbResult = await fastify.mmpay.verifyProductionCallBack({
        payloadString: payloadString,
        nonce: incomingNonce,
        signature: incomingSignature
    });

    if (cbResult) {
        if (payload.status === "SUCCESS") {

        }
        if (payload.status === 'FAILED') {


        };
        reply.code(200).send({message: "Callback Processed Successfully"});
    }

    if (!cbResult) {
        reply.code(200).send({message: "Callback Verification Failed"});
    }
});
# Flask Framwork Example
from flask import request

@app.route('/webhooks/mmpay', methods=['POST'])
def mmpay_webhook():
    payload_str = request.data.decode('utf-8')
    nonce = request.headers.get('X-Mmpay-Nonce')
    signature = request.headers.get('X-Mmpay-Signature')

    try:
        is_valid = sdk.verify_cb(payload_str, nonce, signature)
        if is_valid:
            return "Verified", 200
        else:
            return "Invalid Signature", 400

    except ValueError as e:
        return str(e), 400
// Controller File Laravel Example
<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Log;
use MMPay\MMPay; // Import your package
class PaymentCallbackController extends Controller
{
    public function handle(Request $request)
    {
        $mmpay = new MMPay([
            'appId'          => env('MMPAY_APP_ID'),
            'publishableKey' => env('MMPAY_PUBLISHABLE_KEY'),
            'secretKey'      => env('MMPAY_SECRET_KEY'),
            'apiBaseUrl'     => env('MMPAY_API_URL'),
        ]);
        $rawPayload = $request->getContent();
        $nonce      = $request->header('X-Mmpay-Nonce');
        $signature  = $request->header('X-Mmpay-Signature');
        Log::info('MMPay Callback Received', [
            'nonce' => $nonce,
            'signature' => $signature
        ]);
        $isValid = $mmpay->verifyCb($rawPayload, $nonce, $signature);
        if (!$isValid) {
            Log::error('MMPay Signature Verification Failed');
            return response()->json(['message' => 'Invalid signature'], 403);
        }
        $data = json_decode($rawPayload, true);
        // ---------------------------------------------------
        // TODO: Add your business logic here
        // ---------------------------------------------------
        // Example:
        // $order = Order::where('order_id', $data['orderId'])->first();
        // if ($data['status'] === 'PAID') {
        //     $order->update(['status' => 'completed']);
        // }
        // ---------------------------------------------------

        return response()->json(['status' => 'success']);
    }
}
// routes/api.php
<?php
use App\Http\Controllers\PaymentCallbackController;
use Illuminate\Support\Facades\Route;

Route::post('/mmpay/callback', [PaymentCallbackController::class, 'handle']);
// Example in a Spring Boot Controller
@PostMapping("/webhook")
public ResponseEntity<String> handleWebhook(
    @RequestBody String payload,
    @RequestHeader("X-Mmpay-Nonce") String nonce,
    @RequestHeader("X-Mmpay-Signature") String signature
) {

    boolean isValid = sdk.verifyCb(payload, nonce, signature);

    if (isValid) {
        // ✅ Process order
        return ResponseEntity.ok("Verified");
    } else {
        // ❌ Invalid signature
        return ResponseEntity.status(400).body("Invalid Signature");
    }
}

Express JS Framwork Usage Full Example

const express = require("express");
const bodyParser = require("body-parser");
const app = express();
const PORT = process.env.PORT || 3000;
app.use(bodyParser.json());

const { MMPaySDK } = require('mmpay-node-sdk');
const MMPay = new MMPaySDK({
    appId: "MMxxxxxxx",
    publishableKey: "pk_test_abcxxxxx",
    secretKey: "sk_test_abcxxxxx",
    apiBaseUrl: "https://xxxxxx"
})

app.post("/create-order", async (req, res) => {
    const { amount, items } = req.body;
    const orderId = ''; // GET YOUR ORDER ID FROM YOUR BIZ LOGIC
    const payload = {
        orderId: 'ORD-199399933',
        amount: 5000,
        items: [
            { name: "Pencil", amount: 5000, quantity: 1 }
        ],
        customMessage: '', // max 150 char  string
        callbackUrl: 'https://abcdef/callback' // [optional] overrides default callbackURL
    }
    let payResponse = await MMPay.pay(payload);
    res.status(200).json(payResponse);
});
// Validating Callback
app.post("/callback", async (req, res) => {
    const incomingSignature = req.headers('x-mmpay-signature');
    const incomingNonce = req.headers('x-mmpay-nonce');
    const payload = request.body;
    const { payloadString } = req.body;
    const cbResponse = await MMPay.verifyCb(payloadString, incomingNonce, incomingSignature );
    if (cbResponse) {
        if (payload.status === "SUCCESS" && payload.condition === "PRISTINE") {

        }
        if (payload.status === 'FAILED' && payload.condition === "PRISTINE") {

        };
        if (payload.status === 'REFUNDED' && payload.condition === "PRISTINE") {

        };
        res.status(200).json({ message: "Success" });
    }
    if (!cbResponse) {
        return res.status(500).json({ error: 'Callback Verification Fail' });
    }
});
app.listen(PORT, () => console.log(`Server is running on port ${PORT}`));

Plugins

We Love Typescript, so here are our favourite framework plugins implementations

FastifyJS With Plugin Usage Full Example (Fast)

// server.ts
import {mmpayPlugin} from './plugins/mmpayPlugin';

interface MMPayIncomingCallbackScheme {
    orderId: string;
    amount: number;
    method: string;
    currency: string;
    vendor: string;
    status: 'PENDING' | 'SUCCESS' | 'FAILED' | 'REFUNDED';
    condition: 'PRISTINE' | 'TOUCHED' | 'EXPIRED';
    transactionRefId: string;
    callbackUrl?: string;
    customMessage?: string;
}

const fastify: FastifyInstance = Fastify({ logger: true });

await fastify.register(mmpayPlugin, {
    appId: process.env.MMPAY_APP_ID!,
    uatPubKey: process.env.MMPAY_UAT_PUBKEY!,
    uatSecKey: process.env.MMPAY_UAT_SECKEY!,
    prdPubKey: process.env.MMPAY_PRD_PUBKEY!,
    prdSecKey: process.env.MMPAY_PRD_SECKEY!,
});

fastify.post('/create-order', async (request: FastifyRequest, reply: FastifyReply) => {
    const { amount, orderId, items, customMessage } = body;
    const payResponse = await fastify.mmpay.createProductionPayment({ amount, orderId, items, customMessage });
})

fastify.post('/webhooks/mmpay', async (request: FastifyRequest<{Body: any}>, reply: FastifyReply) => {
    const incomingSignature = request.headers['x-mmpay-signature'] as string;
    const incomingNonce = request.headers['x-mmpay-nonce'] as string;
    const payload = request.body as MMPayIncomingCallbackScheme;
    const payloadString = JSON.stringify(payload);

    const cbResult = await fastify.mmpay.verifyProductionCallBack({
        payloadString: payloadString,
        nonce: incomingNonce,
        signature: incomingSignature
    });

    if (cbResult) {
        if (payload.status === "SUCCESS" && payload.condition === "PRISTINE") {

        }
        if (payload.status === 'FAILED' && payload.condition === "PRISTINE") {

        };
        if (payload.status === 'REFUNDED' && payload.condition === "PRISTINE") {

        };
        reply.code(200).send({message: "Callback Processed Successfully"});
    }

    if (!cbResult) {
        reply.code(200).send({message: "Callback Verification Failed"});
    }
});
// plguins/mmpayPlugin.ts
/**
 * MMpay FastifyJS Plugin
 * @author          [NawIng]
 * @organization    [MyanMyanPay]
 */
import {FastifyInstance, FastifyPluginAsync} from 'fastify';
import fastifyPlugin from 'fastify-plugin';
import {MMPaySDK} from 'mmpay-node-sdk';
/**
 * @IOrderedItem
 */
interface IOrderedItem {
    name: string;
    quantity: number;
    amount: number;
}
/**
 * @CreatePaymentRequest
 */
export interface CreatePaymentRequest {
    amount: number;
    orderId: string;
    items?: IOrderedItem[];
    customMessage?: string;
}
/**
 * @PaymentCreateResponse
 */
export interface PaymentCreateResponse {
    orderId: string;
    amount: number;
    currency?: string;
    transactionRefId?: string;
    qr: string;
}
/**
 * @Callback
 */
export interface CallbackEncoded {
    payloadString: string;
    nonce: string;
    signature: string;
}
/**
 * @fastify
 */
declare module 'fastify' {
    interface FastifyInstance {
        mmpay: {
            createSandboxPayment: (request: CreatePaymentRequest) => Promise<PaymentCreateResponse>;
            verifySandboxCallBack: (request: CallbackEncoded) => Promise<boolean>;
            createProductionPayment: (request: CreatePaymentRequest) => Promise<PaymentCreateResponse>;
            verifyProductionCallBack: (request: CallbackEncoded) => Promise<boolean>;
        };
    }
}
/**
 * @MMPayPluginOptions
 */
interface MMPayPluginOptions {
    appId: string;
    uatPubKey: string;
    uatSecKey: string;
    prdPubKey: string;
    prdSecKey: string;
}
const mmpayPlugin: FastifyPluginAsync<MMPayPluginOptions> = fastifyPlugin(async (fastify: FastifyInstance, options: MMPayPluginOptions) => {
    const SandBoxMMPay = MMPaySDK({
        appId: options.appId,
        publishableKey: options.uatPubKey,
        secretKey: options.uatSecKey,
        apiBaseUrl: 'https://xxx.myanmyanpay.com' // Ask Our Team
    });
    const ProductionMMPay = MMPaySDK({
        appId: options.appId,
        publishableKey: options.prdPubKey,
        secretKey: options.prdSecKey,
        apiBaseUrl: 'https://xxx.myanmyanpay.com' // Ask Our Team
    });
    /**
     * createSandboxPayment
     * @param {CreatePaymentRequest} params
     * @returns {Promise<PaymentCreateResponse>}
     */
    const createSandboxPayment = async (params: CreatePaymentRequest): Promise<PaymentCreateResponse> => {
        let options = {
            orderId: params.orderId,
            currency: 'MMK',
            amount: params.amount,
            items: params.items,
            customMessage: params.customMessage,
        }
        return await SandBoxMMPay.sandboxPay(options);
    }
    /**
     * verifySandboxCallBack
     * @param {CallbackEncoded} params
     * @param {string} params.nonce
     * @param {string} params.signature
     * @returns {Promise<boolean>}
     */
    const verifySandboxCallBack = async (params: CallbackEncoded): Promise<boolean> => {
        return await SandBoxMMPay.verifyCb(params.payloadString, params.nonce, params.signature);
    };
    /**
     * createProductionPayment
     * @param {CreatePaymentRequest} params
     * @returns {Promise<PaymentCreateResponse>}
     */
    const createProductionPayment = async (params: CreatePaymentRequest): Promise<PaymentCreateResponse> => {
        let options = {
            orderId: params.orderId,
            currency: 'MMK',
            amount: params.amount,
            items: params.items,
            customMessage: params.customMessage,
        }
        return await ProductionMMPay.pay(options);
    };
    /**
     * verifyProductionCallBack
     * @param {CallbackEncoded} params
     * @param {string} params.nonce
     * @param {string} params.signature
     * @returns {Promise<boolean>}
     */
    const verifyProductionCallBack = async (params: CallbackEncoded): Promise<boolean> => {
        return await ProductionMMPay.verifyCb(params.payloadString, params.nonce, params.signature);
    };
    /**
     * @mmpay
     */
    fastify.decorate('mmpay', {
        createSandboxPayment,
        verifySandboxCallBack,
        createProductionPayment,
        verifyProductionCallBack
    });
});
export {mmpayPlugin};

ElysiaJS With Plugin Usage Full Example (Bun Native - Extremely Fast)

// server.ts
//usage example
import {Elysia} from 'elysia';
import {mmpayPlugin} from './plugins/mmpayPlugin';

interface MMPayIncomingCallbackScheme {
    orderId: string;
    amount: number;
    method: string;
    currency: string;
    vendor: string;
    status: 'PENDING' | 'SUCCESS' | 'FAILED' | 'REFUNDED';
    condition: 'PRISTINE' | 'TOUCHED' | 'EXPIRED';
    transactionRefId: string;
    callbackUrl?: string;
    customMessage?: string;
}

const app = new Elysia()
    .use(mmpayPlugin)
    .post('/create-order', async ({body, mmpay}) => {
        const { amount, orderId, items } = body;
        await mmpay.createProductionPayment(amount, orderid, items)
    })
    .post('/create-order-sandbox', async ({body, mmpay}) => {
        const { amount, orderId, items } = body;
        await mmpay.createSandboxPayment(amount, orderid, items)
    })
    .post('/webhooks/mmpay', async ({body, headers, mmpay}) => {
        const incomingSignature = headers['x-mmpay-signature'] as string;
        const incomingNonce = headers['x-mmpay-nonce'] as string;
        const payload = body as MMPayIncomingCallbackScheme;
        const payloadString = JSON.stringify(payload);
        const cbResult = await mmpay.verifyProductionCallback({
            payloadString: payloadString,
            nonce: incomingNonce,
            signature: incomingSignature
        });
        if (cbResult) {
            if (payload.status === "SUCCESS" && payload.condition === "PRISTINE") {

            }
            if (payload.status === 'FAILED' && payload.condition === "PRISTINE") {

            };
            if (payload.status === 'REFUNDED' && payload.condition === "PRISTINE") {

            };
            reply.code(200).send({message: "Callback Processed Successfully"});
        }

        if (!cbResult) {
            reply.code(200).send({message: "Callback Verification Failed"});
        }
    })
    .post('/webhooks/mmpay-sandbox', async ({body, headers, mmpay}) => {
        const incomingSignature = headers['x-mmpay-signature'] as string;
        const incomingNonce = headers['x-mmpay-nonce'] as string;
        const payload = body as MMPayIncomingCallbackScheme;
        const payloadString = JSON.stringify(payload);
        const cbResult = await mmpay.verifySandboxCallback({
            payloadString: payloadString,
            nonce: incomingNonce,
            signature: incomingSignature
        });
        if (cbResult) {
            if (payload.status === "SUCCESS" && payload.condition === "PRISTINE") {

            }
            if (payload.status === 'FAILED' && payload.condition === "PRISTINE") {

            };
            if (payload.status === 'REFUNDED' && payload.condition === "PRISTINE") {

            };
            reply.code(200).send({message: "Callback Processed Successfully"});
        }

        if (!cbResult) {
            reply.code(200).send({message: "Callback Verification Failed"});
        }
    })
// plguins/mmpayPlugin.ts
/**
 * MMpay ElysiaJS Plugin
 * @author          [NawIng]
 * @organization    [MyanMyanPay]
 */
import {Elysia} from 'elysia';
import {MMPaySDK} from 'mmpay-node-sdk';

const SandboxMMPay = MMPaySDK({
    appId: process.env.SBX_MMPAY_APP_ID!,
    publishableKey: process.env.SBX_MMPAY_PUB_KEY!,
    secretKey: process.env.SBX_MMPAY_SEC_KEY!,
    apiBaseUrl: 'https://xxx.myanmyanpay.com', // Ask Our Team
});

const ProductionMMPay = MMPaySDK({
    appId: process.env.PDX_MMPAY_APP_ID!,
    publishableKey: process.env.PDX_MMPAY_PUB_KEY!,
    secretKey: process.env.PDX_MMPAY_SEC_KEY!,
    apiBaseUrl: 'https://xxx.myanmyanpay.com', // Ask Our Team
});
/**
 * @Callback
 */
export interface CallbackEncoded {
    payloadString: string;
    nonce: string;
    signature: string;
}
/**
 * @PaymentCreateResponse
 */
export interface PaymentCreateResponse {
    orderId: string;
    amount: number;
    currency?: string;
    transactionRefId?: string;
    qr: string;
}

/**
 * @mmpayPlugin
 */
export const mmpayPlugin = new Elysia({name: 'plugin.mmpay'})
    .decorate('mmpay', {
        /**
         * createSandboxPayment
         * @param {string} orderId
         * @param {number} amount
         * @param {string} customMessage
         * @param {any[]} items
         * @returns
         */
        async createSandboxPayment(orderId: string, amount: number,  customMessage: string, items: any ): Promise <PaymentCreateResponse> {
            return await SandboxMMPay.sandboxPay({
                amount,
                orderId,
                customMessage,
                items,
            });
        },
        /**
         * verifySandboxCallback
         * @param orderId
         * @param amount
         * @returns
         */
        async verifySandboxCallback(params: CallbackEncoded): Promise<boolean> {
            return await SandboxMMPay.verifyCb(params.payloadString, params.nonce, params.signature);
        },
        /**
         * createProductionPayment
         * @param {string} orderId
         * @param {number} amount
         * @param {any[]} items
         * @returns
         */
        async createProductionPayment(orderId: string, amount: number, customMessage: string, items: any): Promise <PaymentCreateResponse>  {
            return await ProductionMMPay.pay({
                amount,
                orderId,
                customMessage,
                items,
            });
        },
        /**
         * verifyProductionCallback
         * @param {CallbackEncoded} params
         * @param {string} params.nonce
         * @param {string} params.signature
         * @returns {Promise<boolean>}
         */
        async verifyProductionCallback(params: CallbackEncoded): Promise<boolean> {
            return await ProductionMMPay.verifyCb(params.payloadString, params.nonce, params.signature);
        }
    });

Why Developers Choose Us

  • Sub-Millisecond Latency

    Our edge-cached generation engine creates MMQR strings faster than you can render the DOM. No waiting for upstream banking handshakes.

  • Stateless & Secure

    We simply translate your payment intent into a valid, scannable MMQR string compatible with KBZPay, Wave, and CB.

  • Type-Safe SDKs

    First-class support for TypeScript. Autocomplete for every parameter. If it compiles, it works.