IXFI Token

The IXFI token is the native cross-chain token of the IXFI Protocol, designed to facilitate seamless value transfer and serve as a medium of exchange across multiple blockchain networks.

Token Overview

IXFI tokens are 1:1 backed by XFI (CrossFi Chain's native token) and serve as the protocol's native asset for:

• Cross-chain token transfers

• DEX aggregation operations

• Gas fee payments in gasless transactions

• Protocol governance and staking

Technical Specifications

Contract Details

// Token Information
Name: IXFI Token
Symbol: IXFI
Decimals: 18
Total Supply: Dynamic (minted/burned based on bridging)
Standard: ERC20 with cross-chain extensions

Key Features

1. Cross-Chain Native: Deployed on multiple chains with unified balances

2. Burnable/Mintable: Supports cross-chain operations through burn/mint mechanisms

3. Gasless Support: Integrated with meta-transaction capabilities

4. Multi-signature Security: Relayer network validation for cross-chain operations

Token Economics

Supply Mechanism

1. Minting: IXFI tokens are minted when XFI is deposited into the protocol

2. Burning: IXFI tokens are burned when withdrawing to XFI

3. Cross-Chain: Tokens are burned on source chain and minted on destination chain

Backing Mechanism

• 1:1 XFI Backing: Every IXFI token is backed by 1 XFI token

• Reserve Verification: Smart contracts ensure proper backing at all times

• Audit Trail: All mint/burn operations are transparently recorded on-chain

Cross-Chain Operations

Bridge Mechanism

The IXFI token uses a sophisticated bridge mechanism:

1. Lock & Mint: On non-native chains, XFI is locked and IXFI is minted

2. Burn & Release: When bridging back, IXFI is burned and XFI is released

3. Relayer Validation: Multi-signature relayer network validates all operations

Supported Chains

Chain	Network ID	IXFI Address	Status
CrossFi	4157	0x...	Native
Ethereum	1	0x...	Deployed
BSC	56	0x...	Deployed
Polygon	137	0x...	Deployed
Arbitrum	42161	0x...	Deployed
Optimism	10	0x...	Deployed
Avalanche	43114	0x...	Deployed

Smart Contract Architecture

Core Functions

// Minting (Cross-chain transfers in)
function mint(address to, uint256 amount) external onlyRelayer

// Burning (Cross-chain transfers out)  
function burn(uint256 amount) external

// Cross-chain call with token transfer
function callContractWithToken(
    string memory destinationChain,
    string memory contractAddress,
    bytes memory payload,
    string memory symbol,
    uint256 amount
) external

Security Features

1. Multi-signature Relayers: Requires multiple relayer signatures for operations

2. Command Validation: All cross-chain commands are cryptographically verified

3. Replay Protection: Prevents duplicate transaction execution

4. Rate Limiting: Configurable limits on large transfers

Integration Guide

For DApp Developers

// Get IXFI token contract
const ixfi = new ethers.Contract(IXFI_ADDRESS, IXFI_ABI, signer);

// Transfer tokens cross-chain
await ixfi.callContractWithToken(
    "ethereum",           // destination chain
    "0x...",             // destination contract
    "0x...",             // payload
    "IXFI",              // token symbol
    ethers.parseEther("100") // amount
);

For DEX Integration

// Check IXFI balance
const balance = await ixfi.balanceOf(userAddress);

// Approve for DEX trading
await ixfi.approve(dexAddress, amount);

// Use in DEX aggregation
await aggregator.swapExactTokensForTokens(
    amountIn,
    amountOutMin,
    [IXFI_ADDRESS, tokenOut],
    recipient,
    deadline
);

Use Cases

1. Cross-Chain Arbitrage

Traders can use IXFI to:

• Identify price differences across chains

• Transfer funds quickly between DEXes

• Execute arbitrage strategies with minimal slippage

2. Multi-Chain DeFi

DeFi protocols can integrate IXFI to:

• Accept deposits from any supported chain

• Provide unified liquidity across chains

• Enable cross-chain yield farming

3. Payment Infrastructure

Merchants can use IXFI for:

• Cross-border payments

• Multi-chain invoicing

• Gasless transactions for users

Security Considerations

Risk Factors

1. Bridge Security: Cross-chain operations depend on relayer network security

2. Smart Contract Risk: Standard smart contract vulnerabilities apply

3. Chain-Specific Risks: Each blockchain has inherent risks

Mitigation Strategies

1. Multi-signature Validation: No single point of failure in relayer network

2. Formal Verification: Core contracts undergo formal verification

3. Bug Bounty Program: Active security researcher engagement

4. Regular Audits: Quarterly security audits by leading firms

Governance

Token Voting Rights

IXFI holders can participate in:

• Protocol parameter updates

• New chain integrations

• Relayer network changes

• Fee structure modifications

Proposal Process

1. Proposal Submission: Community members submit proposals

2. Discussion Period: 7-day community discussion

3. Voting Period: 3-day token holder voting

4. Implementation: Successful proposals are implemented

Roadmap

Short Term (Q1-Q2 2025)

• Additional DEX integrations

• Mobile wallet support

• Gas optimization improvements

Medium Term (Q3-Q4 2025)

• Layer 2 expansion

• Institutional custody support

• Advanced trading features

Long Term (2026+)

• Non-EVM chain support

• Native staking mechanisms

• Advanced governance features

Resources

• Token Contract

• Cross-Chain Guide

• Integration Examples

• Security Best Practices