# USD → MXN: US Dollar to Mexican Peso settlement on Sera

> US-Mexico is the world's largest single-country remittance corridor (>$60B annually) and a massive B2B trade lane following nearshoring trends.

- **Corridor:** USD ↔ MXN (United States ↔ Mexico)
- **Status:** Live
- **Bridge stablecoins:** USDC ↔ MXNB
- **Settlement speed:** Sub-second on-chain · ~15s door-to-door

## How settlement flows

USD via ACH/FedNow → USDC → SOR routes against MXNB liquidity → MXN via SPEI to recipient bank or CoDi merchant.

## Local payment rails

- **United States (USD):**
  - FedNow (Real-time — 24/7/365)
  - ACH (Same-day — Same-day & next-day)
  - Fedwire (Wire)
- **Mexico (MXN):**
  - SPEI (Real-time — Banxico-operated)
  - CoDi (Real-time — QR-code overlay)

## Use cases

- US→MX family remittance
- Cross-border manufacturing payments
- Border-zone gig economy

## Risk notes for liquidity providers

MXN can move sharply on Banxico decisions. SPEI nights/weekends are open but with reduced bank coverage; Sera partners maintain 24/7 payout SLAs.

---

Live page with current rates: https://sera.cx/coverage/usd-mxn · Swap at https://app.sera.cx · All corridors: https://sera.cx/coverage · Full corpus: https://sera.cx/llms-full.txt