npm install mailpass-sdk

Or with yarn:

yarn add mailpass-sdk

import MailPass from 'mailpass-sdk';

const client = new MailPass('mp_live_your_api_key_here');

// Send OTP
const response = await client.otp.send({
    email: 'user@example.com',
    purpose: 'login'
});
console.log(response.request_id);

// Verify OTP
const result = await client.otp.verify({
    requestId: response.request_id,
    otp: '123456'
});

if (result.success) {
    console.log('Verified!', result.email);
}

// List subscribers
const subscribers = await client.subscribers.list({
    listId: 1, page: 1, perPage: 20
});
subscribers.data.forEach(sub => {
    console.log(sub.email, sub.status);
});

// Create subscriber
const newSub = await client.subscribers.create({
    email: 'new@example.com',
    name: 'Jane Doe',
    listId: 1,
    tags: ['newsletter'],
    doubleOptin: true
});
console.log(newSub.data.uuid);

import {
    ApiError,
    ValidationError,
    RateLimitError,
} from 'mailpass-sdk';

try {
    const response = await client.otp.send({ email: 'user@example.com' });
} catch (error) {
    if (error instanceof ValidationError) {
        console.error('Validation:', error.message, error.details);
    } else if (error instanceof RateLimitError) {
        console.error(`Rate limited. Retry after ${error.retryAfter}s`);
    } else if (error instanceof ApiError) {
        console.error(`API error [${error.code}]: ${error.message}`);
    }
}