> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xentfi.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction to XentFi

> XentFi is a comprehensive crypto payment infrastructure platform for enterprises

XentFi provides a complete infrastructure layer for crypto payments, abstracting away blockchain complexity and providing a unified API for:

* **Wallet Management** - Create and manage hierarchical wallet structures
* **Payment Processing** - Accept crypto payments via hosted payment links
* **Automated Settlement** - Configure rules for automatic fund distribution
* **Cross-chain Operations** - Transfer and swap assets across multiple blockchains
* **Compliance Tools** - Built-in AML screening and sanctions checking

## Platform Architecture

```mermaid theme={null}
flowchart TB
    subgraph Client["Your Application"]
        SDK[SDK / API]
        Dashboard[Dashboard]
    end

    subgraph XentFi["XentFi Platform"]
        Wallet[Wallet Service]
        Payment[Payment Service]
        Settlement[Settlement Service]
        AML[AML Service]
    end

    subgraph Blockchain["Blockchain Networks"]
        ETH[Ethereum]
        BASE[Base]
        POL[Polygon]
        SOL[Solana]
    end

    Client --> XentFi
    XentFi --> Blockchain
```

## Key Capabilities

<CardGroup cols={2}>
  <Card title="🔐 Enterprise Security" icon="shield-check">
    Bank-grade security with AES-256 encryption, HSM integration, and real-time AML screening powered by Chainalysis.
  </Card>

  <Card title="🌐 Multi-Chain Support" icon="globe">
    Support for 7+ major blockchains including Ethereum, Base, Polygon, Arbitrum, Optimism, BNB Chain, and Solana.
  </Card>

  <Card title="🔄 Automated Settlement" icon="arrow-right">
    Intelligent settlement rules with configurable triggers, destination wallets, and automated fund distribution.
  </Card>

  <Card title="📊 Real-time Monitoring" icon="activity">
    24/7 transaction monitoring with instant webhook notifications and comprehensive analytics dashboard.
  </Card>
</CardGroup>

## Supported Blockchains

| Blockchain | Network | Chain ID | Native Token | Explorer                                      | Status     |
| ---------- | ------- | -------- | ------------ | --------------------------------------------- | ---------- |
| Ethereum   | Mainnet | 1        | ETH          | [Etherscan](https://etherscan.io)             | ✅ Live     |
| Ethereum   | Sepolia | 11155111 | ETH          | [Etherscan](https://sepolia.etherscan.io)     | 🔧 Testnet |
| Base       | Mainnet | 8453     | ETH          | [Basescan](https://basescan.org)              | ✅ Live     |
| Base       | Sepolia | 84532    | ETH          | [Basescan](https://sepolia.basescan.org)      | 🔧 Testnet |
| Polygon    | Mainnet | 137      | POL          | [Polygonscan](https://polygonscan.com)        | ✅ Live     |
| Polygon    | Mumbai  | 80001    | MATIC        | [Polygonscan](https://mumbai.polygonscan.com) | 🔧 Testnet |
| Arbitrum   | Mainnet | 42161    | ETH          | [Arbiscan](https://arbiscan.io)               | ✅ Live     |
| Optimism   | Mainnet | 10       | ETH          | [Optimistic](https://optimistic.etherscan.io) | ✅ Live     |
| BNB Chain  | Mainnet | 56       | BNB          | [BscScan](https://bscscan.com)                | ✅ Live     |
| Solana     | Mainnet | 1        | SOL          | [Solscan](https://solscan.io)                 | ✅ Live     |

## Supported Assets

| Asset     | Symbol | Decimals | Networks       | Type       |
| --------- | ------ | -------- | -------------- | ---------- |
| Ethereum  | ETH    | 18       | All EVM chains | Native     |
| USD Coin  | USDC   | 6        | All supported  | Stablecoin |
| Tether    | USDT   | 6        | All supported  | Stablecoin |
| Dai       | DAI    | 18       | All EVM chains | Stablecoin |
| Euro Coin | EURC   | 6        | Ethereum, Base | Stablecoin |
| Solana    | SOL    | 9        | Solana         | Native     |
| BNB       | BNB    | 18       | BNB Chain      | Native     |

## Enterprise Features

<CardGroup cols={3}>
  <Card title="Dedicated Support">
    24/7 enterprise support with SLAs and dedicated account manager
  </Card>

  <Card title="Custom Limits">
    Tailored rate limits and quotas based on your business needs
  </Card>

  <Card title="SLA Guarantee">
    99.9% uptime guarantee with financial credits for downtime
  </Card>

  <Card title="Private Infrastructure">
    Dedicated infrastructure and private blockchain nodes
  </Card>

  <Card title="White-label">
    Custom-branded payment pages with your identity
  </Card>

  <Card title="Audit Logging">
    Comprehensive audit trails for compliance
  </Card>
</CardGroup>

## Security & Compliance

<AccordionGroup>
  <Accordion title="Data Protection">
    * AES-256-GCM encryption for all sensitive data
    * Private keys encrypted with unique per-wallet keys
    * Keys stored in AWS KMS with automatic rotation
  </Accordion>

  <Accordion title="Compliance Certifications">
    * SOC 2 Type II certified
    * ISO 27001 certified
    * PCI DSS Level 1 compliant
    * GDPR compliant
  </Accordion>

  <Accordion title="AML Integration">
    * Real-time sanctions screening via Chainalysis
    * Automatic blocked address detection
    * Suspicious activity reporting
  </Accordion>
</AccordionGroup>

### Success Response

```json theme={null}
{
    "data": {
        "id": "resource_id",
        ...
    }
}
```

### Error Response

```json theme={null}
{
    "error": {
        "code": "ERROR_CODE",
        "message": "Human readable message",
        "timestamp": "2024-01-15T10:30:00.000Z",
        "requestId": "req_123e4567"
    }
}
```

## Rate Limits

| Plan         | Requests/Minute | Requests/Month |
| ------------ | --------------- | -------------- |
| Starter      | 60              | 10,000         |
| Professional | 300             | 100,000        |
| Enterprise   | 1000+           | Custom         |

## Pricing Model

* **Pay as you grow** - No upfront fees
* **Volume discounts** - Reduced rates at higher volumes
* **Enterprise plans** - Custom pricing for high-volume customers

## Getting Help

| Channel               | Contact                                                                      |
| --------------------- | ---------------------------------------------------------------------------- |
| 📧 Email Support      | [support@xentfi.com](mailto:support@xentfi.com)                              |
| 💬 Discord            | [https://discord.gg/xentfi](https://discord.gg/xentfi)                       |
| 📚 Documentation      | [https://docs.xentfi.com](https://docs.xentfi.com)                           |
| 🐛 GitHub Issues      | [https://github.com/xentfi/api/issues](https://github.com/xentfi/api/issues) |
| 📞 Enterprise Support | Dedicated account manager                                                    |

## Next Steps

<CardGroup cols={2}>
  <Card title="Quickstart Guide" icon="rocket" href="/quickstart">
    Make your first API call in 5 minutes
  </Card>

  <Card title="Development Environment" icon="code" href="/development">
    Set up your local development environment
  </Card>

  <Card title="Authentication" icon="key" href="/authentication">
    Learn about API authentication
  </Card>

  <Card title="Products" icon="package" href="/essentials/master-wallets">
    Explore all XentFi products
  </Card>
</CardGroup>