MCP Server for Claude Desktop - Agent OS kernel primitives including code safety verification, CMVK multi-model review, and IATP trust
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# MCP Kernel Server > **Part of [Agent OS](https://github.com/microsoft/agent-governance-toolkit)** - Kernel-level governance for AI agents **Native Safety for Claude Desktop - Agent OS kernel primitives via Model Context Protocol (MCP)** This server exposes Agent OS capabilities through MCP, enabling Claude Desktop and other MCP-compatible clients to use kernel-level AI agent governance. ## The Problem Claude generates code without safety guarantees. It can suggest: - `DROP TABLE users` - deleting production data - Hardcoded API keys and secrets - `rm -rf /` - destructive file operations ## The Solution Agent OS MCP Server provides safety verification that Claude calls **before** executing code: ``` [Claude generates code] ↓ [Calls verify_code_safety tool] ↓ [Agent OS returns: BLOCKED - Destructive SQL] ↓ [Claude explains why and suggests safer alternative] ``` ## Quick Start ### Claude Desktop Integration (60 seconds) 1. Install the server: ```bash pip install agent-os-kernel[mcp] ``` 2. Add to Claude Desktop config: **macOS:** `~/Library/Application Support/Claude/claude_desktop_config.json` **Windows:** `%APPDATA%\Claude\claude_desktop_config.json` ```json { "mcpServers": { "agent-os": { "command": "mcp-kernel-server", "args": ["--stdio"] } } } ``` 3. Restart Claude Desktop. You now have access to 8 safety tools! ## Available Tools ### `verify_code_safety` - Code Safety Check ⭐ NEW **The primary tool for Claude Desktop.** Checks if code is safe before execution. ```json { "name": "verify_code_safety", "arguments": { "code": "await db.query('DROP TABLE users')", "language": "javascript" } } ``` Returns: ```json { "safe": false, "violations": [ { "rule": "drop_table", "severity": "critical", "message": "Destructive SQL: DROP operation detected", "alternative": "Consider using soft delete or archiving instead of DROP" } ], "blocked_reason": "Des…
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