UE Audio MCP Plugin — TCP Control (42 Commands)

Drive the C++ TCP server inside Unreal Editor. All commands use 4-byte big-endian length prefix + UTF-8 JSON on 127.0.0.1:9877.

Requires the UE Audio MCP Plugin installed in your UE5 project.

Connection

# Python SDK
from ue_audio_mcp.ue5_connection import get_ue5_connection
conn = get_ue5_connection()
resp = conn.send_command({"action": "ping"})

# Raw TCP
python3 -c "
import socket, struct, json
s = socket.socket(); s.settimeout(5); s.connect(('127.0.0.1', 9877))
p = json.dumps({'action':'ping'}).encode()