Introduction - Tender API Docs

Overview

Tender provides an official JavaScript SDK to help you integrate cryptocurrency payments into your applications quickly and easily.

Available SDK

JavaScript SDK (Current)

@tender-cash/js-sdk for JavaScript and React applications

JavaScript SDK (Old Version)

Legacy package: @tender-cash/agent-sdk-react

Features

The Tender JavaScript SDK includes:

Shadow DOM Isolation - Prevents CSS conflicts with your application styles
TypeScript Support - Full TypeScript definitions for type safety
Error Handling - Comprehensive error handling with detailed messages
Loading States - Built-in loading state management
Theme Customization - Support for light and dark themes
Auto-Open Modal - Streamlined payment flow with automatic modal opening
Framework Agnostic - Works with React, Vue, Angular, or vanilla JavaScript
Responsive Design - Optimized for both desktop and mobile devices

Key Features

Feature	JavaScript SDK
TypeScript Support	✅
Payment Initiation	✅
Payment Validation	✅
Blockchain Selection	✅
Loading States	✅
Error Handling	✅
Theme Support	✅
Shadow DOM	✅
Mobile Responsive	✅
React Integration	✅
Vanilla JS Support	✅

Installation

npm

npm install @tender-cash/js-sdk

yarn

yarn add @tender-cash/js-sdk

pnpm

pnpm add @tender-cash/js-sdk

Need Help?

API Reference

View the full API documentation

Quickstart Guide

Get started with Tender API

GitHub

View source code and contribute

Support

Contact our support team