Runestone Labs MCP Server
by runestone-labsio.github.Runestone-Labs/gatekeeperv0.1.2
Run MCP tool calls through Runestone Gatekeeper — policy enforcement, human approval, audit.
context tax
queued
security
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cold start
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freshness
Maintained34d ago
Install Runestone Labs MCP server
Install in Claude Code
claude mcp add runestone-labs -e GATEKEEPER_ROLE='<gatekeeper-role>' -- npx -y @runestone-labs/gatekeeper-mcpInstall in Cursor
{
"mcpServers": {
"runestone-labs": {
"command": "npx",
"args": [
"-y",
"@runestone-labs/gatekeeper-mcp"
],
"env": {
"GATEKEEPER_ROLE": "<gatekeeper-role>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"runestone-labs": {
"command": "npx",
"args": [
"-y",
"@runestone-labs/gatekeeper-mcp"
],
"env": {
"GATEKEEPER_ROLE": "<gatekeeper-role>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"runestone-labs": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@runestone-labs/gatekeeper-mcp"
],
"env": {
"GATEKEEPER_ROLE": "<gatekeeper-role>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"runestone-labs": {
"command": "npx",
"args": [
"-y",
"@runestone-labs/gatekeeper-mcp"
],
"env": {
"GATEKEEPER_ROLE": "<gatekeeper-role>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| GATEKEEPER_ROLE | yes | — | Policy role this server presents to Gatekeeper for every call. Required. |
| GATEKEEPER_URL | — | — | Base URL of the Gatekeeper server. Default http://127.0.0.1:3847. |
| GATEKEEPER_AGENT_NAME | — | — | Agent name recorded in Gatekeeper audit logs. Default mcp-client. |
| GATEKEEPER_RUN_ID | — | — | Optional run-correlation id so calls count toward one per-run budget. |
Freshness
Maintained — last maintenance signal 34d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-09-05 · 34d ago · GitHub
Latest release
2026-07-08 · 3mo ago · GitHub · v0.6.0
Package published
no data · npm/PyPI
Registry entry updated
2026-09-05 · 34d ago · official registry · v0.1.2
FAQ
›How do I install the Runestone Labs MCP server in Claude Code?
Run: claude mcp add runestone-labs -e GATEKEEPER_ROLE='<gatekeeper-role>' -- npx -y @runestone-labs/gatekeeper-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Runestone Labs require an API key?
Yes. It expects GATEKEEPER_ROLE.
›Can I use Runestone Labs as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Runestone Labs in the official MCP registry?
Yes, as io.github.Runestone-Labs/gatekeeper.