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Connect Rithmic

Connections is where you log in to your market data and trading accounts. Most traders add a Rithmic login from a prop firm or broker, connect it, and trade from the chart and DOM.

Applies to Web and DesktopUpdated 2 Nov 2026Read time 3 min

Before you start

  • A Rithmic User ID and password from your prop firm or broker.
  • The Rithmic system your login belongs to. If you don't know it, see Choose your Rithmic system.

Open Connections

Click the signal icon in the top bar. Its tooltip reads Connections. The icon is green when your connections are healthy, amber when something is degraded and red when something is unhealthy.

The Connections window with every connection on the account. Rithmic Paper Trading is connected and all its services are green. Simulated Trading and Market Replay are built in and wait for Connect.The Connections window with every connection on the account. Rithmic Paper Trading is connected and all its services are green. Simulated Trading and Market Replay are built in and wait for Connect.
The Connections window with every connection on the account. Rithmic Paper Trading is connected and all its services are green. Simulated Trading and Market Replay are built in and wait for Connect.
  1. 1
    Add connection
    The + button. Opens Connect an account.
  2. 2
    Connect or Disconnect
    Starts or stops this connection.
  3. 3
    Account
    The connection name, with your User ID underneath.
  4. 4
    Route
    The Rithmic system and the gateway.
  5. 5
    Services
    Session, Orders, Data, P&L and History. Green means healthy. Hover one to read its status.
  6. 6
    Market
    Whether the markets of this connection are open.
  7. •
    Settings
    The gear edits a connection. Disconnect it first; a connected row hides its gear.

Add a connection

  1. In the Connections header, click + (Add connection). Connect an account opens.
  2. Search for your firm, or narrow the list with All, Prop firms, Brokers and Rithmic.
Connect an account lists every prop firm, broker and Rithmic system Tradrr connects to.Connect an account lists every prop firm, broker and Rithmic system Tradrr connects to.
Connect an account lists every prop firm, broker and Rithmic system Tradrr connects to.
  1. 1
    Search
    Type part of your firm or Rithmic system name.
  2. 2
    Filters
    Show all, only prop firms, only brokers or only Rithmic systems.
  3. 3
    Firm cards
    Click yours. Each card says whether it is a prop firm or a broker, and that it runs on Rithmic.
  1. Click your firm. If it isn't listed, pick Rithmic and click Other Rithmic system. A prop firm uses its own Rithmic system when Tradrr knows it, otherwise Rithmic Paper Trading. You can change both in the form.
  2. Check the Connection name. Tradrr fills in the firm name and adds a number if you already have a connection with that name.
  3. Enter your User ID and Password.
  4. Check the System and Gateway. Only change them if your firm gave you different values.
  5. Tick Connect on start up if Tradrr should connect this account every time it opens. See Connect on start up.
  6. Click Add Connection, then click Connect in the new row.
The form for a Rithmic system that isn't in the list. For a listed firm the name, system and gateway are already filled in.The form for a Rithmic system that isn't in the list. For a listed firm the name, system and gateway are already filled in.
The form for a Rithmic system that isn't in the list. For a listed firm the name, system and gateway are already filled in.

In the password field, the eye icon shows or hides what you typed. The save icon turns password saving on or off. With saving off, Tradrr asks for the password each time you click Connect, and the button in the form reads Save & connect.

First time with this login? Rithmic may reject it until you sign the agreements for your system. Tradrr then shows a Sign agreements button. See Sign the Rithmic agreements.

What you see when it worked

  • The Connect button becomes Disconnect.
  • In the Services column, the indicators for Session, Orders, Data, P&L and History turn healthy. Hover an indicator to read its status.
  • The Market column shows whether markets are open, for example Open (3/4 instruments).
  • When every connection is healthy, the window shows Closes in 5s and closes itself. Hover the window or use the keyboard in it to pause the countdown.

Columns

ColumnWhat it shows
ConnectionConnect or Disconnect for the row.
AccountThe connection name, with your User ID underneath.
RouteThe Rithmic system and the gateway.
ServicesStatus of Session, Orders, Data, P&L and History.
MarketWhether the connection's markets are open.

Drag the column borders to resize them.

Manage connections

  • Edit. Disconnect the row, then click its gear icon (Configure connection).
  • Rename or delete. Right-click the row and choose Rename or Delete. Deleting asks you to confirm.
  • Reorder. Drag a row by its name.
  • Limit. Once you have 30 Rithmic connections, the + button turns off with the tooltip You can't add more connections.
Right-click a Rithmic row to rename or delete it.Right-click a Rithmic row to rename or delete it.
Right-click a Rithmic row to rename or delete it.

Market Replay, Server SIM and Firm SIM rows are built in. You can't rename or delete them.

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