Reproducible decisionClean primary
Same-day $185k USDC payout · US → MX
Recurring supplier payout. Standard preset, generous fee ceiling — clean PRIMARY case.
Task IDdx-mx-usdc-fast
Amount$185,000
StablecoinUSDC
RouteUS → MX
UrgencySame-day
Fee cap35 bps
Presetstandard
★ Primary
USDC · Base → MX15.7 bps · 4 min – 18 min↺
Fallback
USDC · Arb → MX21.6 bps · 8 min – 32 minComposite95/100
Ranked candidates2
Sorted by composite quality95
#1
c-usdc-base-mxActiveUSDC · Base → Polygon · MX payout
Base L2 → Polygon · Banxico-aligned PSP
Total cost
15.7 bps
Timing
4 min – 18 min
Liquidity
Tier A≤ $500k
Cost
82
Timing
96
Liquidity
100
Policy
100
Fallback
100
85
#2
c-usdc-arb-mxActiveUSDC · Arbitrum · MX fallback
Arbitrum One → CCTP → PSP
Total cost
21.6 bps
Timing
8 min – 32 min
Liquidity
Tier B≤ $300k
Cost
75
Timing
93
Liquidity
86
Policy
100
Fallback
70
Rationale
Why this ranking- 1USDC · Base → MX promoted to PRIMARY — composite 95/100. Total cost ~15.7 bps, p50 4 min.
- 2USDC · Arb → MX held as FALLBACK — composite 85/100. Switch path stays inside standard preset.
- 3Estimated total fee on primary: ~$290.45 (15.7 bps).
Other sample decisions
dx-ng-usdt-tightTight $42k USDT payout · US → NG
The popular TRON-NG rail breaches the standard fee ceiling once slippage lands. A leaner Ethereum lane assumes PRIMARY, with a Base L2 lane held as fallback.
dx-br-pyusd-windowOff-window $260k PYUSD · US → BR
Large PYUSD ticket with strict preset and a 60-min latency cap. Most candidates fall outside the window.