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Connecting

VRCOSC can connect to VRChat in three ways depending on your setup. Choose the connection mode that matches your network configuration.

Local​

Use this if: VRChat and VRCOSC are running on the same computer.

LAN​

Use this if: VRChat and VRCOSC are on different devices on the same network.

  1. In VRCOSC settings, change the connection mode to LAN
  2. Run VRCOSC as administrator
  3. Start both VRCOSC and VRChat
info

Your computer's LAN IP is shown in VRCOSC's debug settings.

warning

OSCQuery is disabled in LAN mode since VRChat doesn't expose it across the network.

Custom​

Use this if: You need to send/receive data to custom endpoints or non-standard networks.

  1. In VRCOSC settings, change the connection mode to Custom

  2. Setup:

    • Outgoing endpoint: The IP address and port of the device receiving data (typically your VRChat machine)
    • Incoming endpoint: The IP address and port of the VRCOSC computer

  3. Run VRCOSC as administrator

info

Your computer's LAN IP is shown in VRCOSC's debug settings.

warning

OSCQuery is disabled in Custom mode.