Wsjtx MCP Server
by sbrunner-atxio.github.sbrunner-atx/wsjtx-mcpv0.1.3
Operate WSJT-X (FT8/FT4/WSPR) from MCP clients over its UDP message protocol.
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security
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cold start
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freshness
Active23d ago
Install Wsjtx MCP server
Install in Claude Code
claude mcp add wsjtx -- uvx wsjtx-mcpInstall in Cursor
{
"mcpServers": {
"wsjtx": {
"command": "uvx",
"args": [
"wsjtx-mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"wsjtx": {
"command": "uvx",
"args": [
"wsjtx-mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"wsjtx": {
"type": "stdio",
"command": "uvx",
"args": [
"wsjtx-mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"wsjtx": {
"command": "uvx",
"args": [
"wsjtx-mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| WSJTX_CALLSIGN | — | — | Operator callsign — the single transmit gate. Blank = receive-only (refuses all transmit-initiating messages). |
| WSJTX_HOST | — | — | Address to bind/receive WSJT-X UDP broadcasts on. For a remote WSJT-X use 127.0.0.1 with the mcp-host-bridge 'wsjtx' service and set the port to 2238. |
| WSJTX_PORT | — | — | WSJT-X Settings → Reporting → UDP Server port. Default 2237. Enable 'Accept UDP requests' for control. |
| WSJTX_MULTICAST | — | — | Optional multicast group to join so multiple UDP consumers can coexist. Blank = unicast. |
| WSJTX_INSTANCE | — | — | Optional WSJT-X instance Id to target when several broadcast here. |
Freshness
Active — last maintenance signal 23d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-09-16 · 23d ago · GitHub
Latest release
2026-09-09 · 30d ago · GitHub · v0.1.3
Package published
no data · npm/PyPI
Registry entry updated
2026-09-09 · 30d ago · official registry · v0.1.3
FAQ
›How do I install the Wsjtx MCP server in Claude Code?
Run: claude mcp add wsjtx -- uvx wsjtx-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Wsjtx require an API key?
No required environment variables are declared in its published metadata.
›Can I use Wsjtx as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Wsjtx in the official MCP registry?
Yes, as io.github.sbrunner-atx/wsjtx-mcp.