Developers

Connect over FIX or REST

Point your existing FIX engine at Monolifix, or call the REST API from your own app. Every sample on this page uses sandbox hosts and fake keys.

No connections yet

Create an API key or ask us for a FIX session. Sandbox sessions are ready the same day, with test accounts and test USDC.

fix.cfgSample · NGM-PROD-01

[DEFAULT]

ConnectionType=initiator

HeartBtInt=30 # seconds

ReconnectInterval=5

FileStorePath=store

FileLogPath=log

StartTime=00:00:00

EndTime=00:00:00 # 24/7, no daily logout

UseDataDictionary=Y

DataDictionary=FIX44.xml

[SESSION]

BeginString=FIX.4.4

SenderCompID=NORTHGATE

TargetCompID=MONOLIFIX

SocketConnectHost=fix.sandbox.monolifix.example

SocketConnectPort=9880

SSLEnable=Y # TLS 1.3, pinned certificate

# Same engine you run today. Only the target changes.

POST /v1/accountsSample · sandbox

# Creates a Hyperliquid trading account and approves the trading key.

curl -X POST https://api.sandbox.monolifix.example/v1/accounts \

-H "Authorization: Bearer mk_test_••••••••" \

-H "Idempotency-Key: 7c1e••••" \

-d '{

"client_ref": "NGM-101490",

"name": "Hannah Schmidt",

"group": "Retail EU",

"key_holder": "broker",

"max_leverage": 10

# 201 Created

{ "id": "NGM-101490", "trading_key": "approved", "withdrawal_rights": false }