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

# FX Conversion

> Understanding exchange rates, and how currency conversion works in remittance.

Exchange rate management is critical to remittance transactions. FinCode provides real-time exchange rates with transparent pricing, and competitive margins to ensure customers know exactly what they're paying and what beneficiaries will receive.

### Complete Quote Process

```mermaid theme={null}
sequenceDiagram
    participant Customer
    participant App
    participant API
    participant FX Service
    participant Fee Engine
    participant Compliance

    Customer->>App: Enter send amount
    Customer->>App: Select destination country
    Customer->>App: Choose payout method
    
    App->>API: POST /call-quote
    Note over App,API: Request includes:<br/>amount, currencies,<br/>corridor, method
    
    API->>FX Service: Get live rate
    FX Service->>FX Service: Fetch from liquidity provider
    FX Service->>FX Service: Apply FX margin
    FX Service-->>API: Exchange rate
    
    API->>Fee Engine: Calculate fees
    Fee Engine->>Fee Engine: Check corridor fees
    Fee Engine->>Fee Engine: Apply amount tier
    Fee Engine->>Fee Engine: Add payment method fee
    Fee Engine-->>API: Fee breakdown
    
    API->>Compliance: Check limits
    Compliance->>Compliance: Verify against KYC tier
    Compliance->>Compliance: Check daily/monthly limits
    Compliance-->>API: Limit validation
    
    API->>API: Calculate totals
    API-->>App: Complete quote
    
    App-->>Customer: Display quote details
    Note over Customer,App: Rate valid realtime
```

**API Endpoint**: [Call Quote](/api/transactions/call-quote)

### Payment Method Fees

<CardGroup cols={2}>
  <Card title="Open Banking" icon="building-columns">
    Recommended for larger amounts
  </Card>

  <Card title="Debit Card" icon="credit-card">
    Instant processing
  </Card>

  <Card title="Credit Card" icon="credit-card">
    For rewards/cashback
  </Card>

  <Card title="Bank Transfer" icon="money-bill-transfer">
    Best for regular transfers
  </Card>
</CardGroup>

## Related Documentation

<CardGroup cols={3}>
  <Card title="Process Flows" icon="diagram-project" href="/remittance/process-flows">
    See FX in complete transaction flow
  </Card>

  <Card title="Settlement" icon="building-columns" href="/remittance/settlement">
    How funds are delivered after conversion
  </Card>

  <Card title="Corridors" icon="globe" href="/remittance/corridors">
    Rates and fees by corridor
  </Card>

  <Card title="API Reference" icon="code" href="/api/transactions/call-quote">
    Complete API documentation
  </Card>

  <Card title="Transaction Lifecycle" icon="timeline" href="/remittance/transaction-lifecycle">
    Understand transaction states
  </Card>

  <Card title="Compliance" icon="shield-check" href="/remittance/compliance">
    KYC and transaction limits
  </Card>
</CardGroup>