Welcome to HashNut Documentation

HashNut is a non-custodial Web3 payment infrastructure that enables merchants to accept cryptocurrency payments across 164+ blockchain networks.

Quick Links

• 🚀 Quick Start - Get started in 5 minutes
• 📚 Concepts - Understand how HashNut works
• 🔧 API Reference - Complete API documentation
• 💻 SDKs - Language-specific SDKs

What is HashNut?

HashNut provides a secure, decentralized payment solution where:

• ✅ Non-Custodial: Funds held in smart contracts, not HashNut's custody
• ✅ Multi-Chain: Support for 164+ blockchain networks
• ✅ Secure: Audited smart contracts and HMAC-SHA256 authentication
• ✅ Transparent: All fees calculated on-chain and fully transparent

Key Features

Payment Models

• DeFi Mode: Smart contract-based with address pools
• CeFi Mode: Direct wallet payments
• UniFi Mode: Legacy mode (deprecated)

Multi-Chain Support

Support for:

• Ethereum and EVM-compatible chains (150+)
• TRON network
• Polygon, BSC, Arbitrum, and more

Developer-Friendly

• RESTful API with comprehensive documentation
• Official SDKs for JavaScript, Python, and Java
• Webhook support for real-time notifications
• Complete code examples

Getting Started

1. Create Account - Deploy your smart contract
2. Get API Credentials - Generate API keys
3. Create First Order - Accept your first payment
4. Set Up Webhooks - Receive payment notifications

Documentation Structure

• Getting Started: Quick onboarding guides
• Concepts: Core concepts and architecture
• Guides: Step-by-step feature guides
• API Reference: Complete API documentation
• SDKs: Language-specific SDKs
• Resources: Troubleshooting and FAQ

Need Help?

• Email: support@hashnut.io
• Troubleshooting: Common Issues
• FAQ: Frequently Asked Questions

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