402Signal MCP Server
io.github.402signalhq/402signalv0.3.2
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Install 402Signal MCP server
Install in Claude Code
claude mcp add --transport http io-github-402signalhq-402signal https://402signal.com/mcp/v0.3.1Install in Cursor
{
"mcpServers": {
"io-github-402signalhq-402signal": {
"url": "https://402signal.com/mcp/v0.3.1"
}
}
}Install in Claude Desktop
{
"mcpServers": {
"io-github-402signalhq-402signal": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://402signal.com/mcp/v0.3.1"
]
}
}
}Or add it as a custom connector under Settings → Connectors. The config above bridges via mcp-remote.
Install in VS Code
{
"servers": {
"io-github-402signalhq-402signal": {
"type": "http",
"url": "https://402signal.com/mcp/v0.3.1"
}
}
}Install in Windsurf
{
"mcpServers": {
"io-github-402signalhq-402signal": {
"serverUrl": "https://402signal.com/mcp/v0.3.1"
}
}
}Remote endpoints
- streamable-http
https://402signal.com/mcp/v0.3.1
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Last commit (default branch)
no data · GitHub
Latest release
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Package published
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Registry entry updated
2026-09-09 · 30d ago · official registry · v0.3.2
FAQ
›How do I install the 402Signal MCP server in Claude Code?
Run: claude mcp add --transport http io-github-402signalhq-402signal https://402signal.com/mcp/v0.3.1. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does 402Signal require an API key?
No required environment variables are declared in its published metadata.
›Can I use 402Signal as a remote (hosted) MCP server?
Yes. It is a hosted MCP server; connect to its URL with any client that supports remote MCP.
›Is 402Signal in the official MCP registry?
Yes, as io.github.402signalhq/402signal.