Agent Output Guard MCP Server

by agenson-toolsio.github.agenson-horrowitz/agent-output-guardv1.0.8

Agent Output Guard MCP Server - Validate and verify data from other agents before acting on it. Zero LLM costs, pure computation. Solves coordination failures in multi-agent systems.

0Node.jsstdioofficial registry

context tax

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security

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cold start

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freshness

Stale6mo ago

Install Agent Output Guard MCP server

claude mcp add agent-output-guard -- npx -y @agenson-horrowitz/agent-output-guard-mcp

{
  "mcpServers": {
    "agent-output-guard": {
      "command": "npx",
      "args": [
        "-y",
        "@agenson-horrowitz/agent-output-guard-mcp"
      ]
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "agent-output-guard": {
      "command": "npx",
      "args": [
        "-y",
        "@agenson-horrowitz/agent-output-guard-mcp"
      ]
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "agent-output-guard": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@agenson-horrowitz/agent-output-guard-mcp"
      ]
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "agent-output-guard": {
      "command": "npx",
      "args": [
        "-y",
        "@agenson-horrowitz/agent-output-guard-mcp"
      ]
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Freshness

Stale — last maintenance signal 6mo ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-04-05 · 6mo ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-04-02 · 6mo ago · official registry · v1.0.8

FAQ

›How do I install the Agent Output Guard MCP server in Claude Code?

Run: claude mcp add agent-output-guard -- npx -y @agenson-horrowitz/agent-output-guard-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Agent Output Guard require an API key?

No required environment variables are declared in its published metadata.

›Can I use Agent Output Guard as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Agent Output Guard in the official MCP registry?

Yes, as io.github.agenson-horrowitz/agent-output-guard.