MEX Exchange
Pillar 01 · Liquidity, matching & execution

Where corridor liquidity finds its price

Bank and non-bank liquidity aggregated into one book. Firm resting orders, strict price and time priority, and best-price selection across FX, precious metals, non-deliverable forwards and outright forwards.

MEX ECN · Aggregated bookLive Pricing
SymbolBidBid SizeAskAsk SizeSpread
EUR/USD1.0842025.01.0843018.50.1
USD/CHF0.799260.60.799301.40.4
GBP/USD1.2710015.01.2712010.50.2
USD/JPY149.820500.0149.850410.02.0
XAU/USD2 391.4005.52 391.7003.80.3
Firm resting orders · price and time priorityNo last look on resting orders
Sub-400nsMatching latency
$20B+Cleared daily
250+FX pairs

One book. Firm prices. Best price first.

Every order enters one central book. The engine evaluates price first, then time of arrival. The best-priced order executes first; among orders at the same price, the earliest executes first.

Priority is earned through price and time, not relationships. Resting central-order-book orders are firm, with no last look. Members stream, take or rest their own orders alongside providers, and the tightest quote surfaces automatically.

  • Central order book with strict price and time priority
  • No last look on resting central-order-book orders
  • Aggregated bank and non-bank liquidity in one book
  • Best-price selection on defined parameters
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What membership includes

Four capabilities, one relationship

Structure

Market structure

CLOB, price and time priority, anonymity

Open
Liquidity

Liquidity & participants

The aggregated book and who trades it

Open
Markets

Markets & instruments

FX, metals, NDFs and forwards

Open
Execution

Execution & order types

CLOB, RFS, RFQ, routing and order types

Open
Analytics

Execution analytics

For eligible institutions.

Open
Connectivity

Connectivity & market data

A single FIX connection and data

Open
Partnership

Liquidity partnership

Stream prices into the book

Open
$0B+Cleared daily
0+Liquidity providers
0+FX pairs
Sub-0nsMatching latency
NoLast look (resting)
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Price against the aggregated book

Request institutional access, or explore how credit and settlement complete the picture.