Passthrough MCP Server
A Model Context Protocol (MCP) server that acts as a passthrough proxy with hook middleware support
context tax
pending
security
pending
cold start
pending
freshness
pending
Our reading of Passthrough, from the data
Passthrough is an MCP server from civicteam.
We haven't measured its tool list yet, so its token cost is unknown.
It runs locally on your machine over stdio.
Install Passthrough MCP server
Install in Claude Code
claude mcp add passthrough -- npx -y @civic/passthrough-mcp-serverInstall in Cursor
{
"mcpServers": {
"passthrough": {
"command": "npx",
"args": [
"-y",
"@civic/passthrough-mcp-server"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"passthrough": {
"command": "npx",
"args": [
"-y",
"@civic/passthrough-mcp-server"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"passthrough": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@civic/passthrough-mcp-server"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"passthrough": {
"command": "npx",
"args": [
"-y",
"@civic/passthrough-mcp-server"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Freshness
Not enough public signals yet to judge maintenance.
Last commit (default branch)
2026-09-10 · 38d ago · GitHub
Latest release
2026-02-25 · 8mo ago · GitHub · v0.12.1-passthrough-mcp-server
Package published
no data · npm/PyPI
Registry entry updated
no data · official registry
FAQ
›How do I install the Passthrough MCP server in Claude Code?
Run: claude mcp add passthrough -- npx -y @civic/passthrough-mcp-server. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Passthrough require an API key?
No required environment variables are declared in its published metadata.
›Can I use Passthrough as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Passthrough in the official MCP registry?
No. It was indexed from npm.
Sources and method
- GitHub repository
- fetched 2026-10-19
- Package registry (npm / PyPI)
- listed
- Last checked against all sources
- 2026-10-19
The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.