MCP Bastion
UnclaimedReliability & security proxy for the Model Context Protocol (MCP). Self-healing connections, runtime tool-poisoning/shadowing defense, and NIST AI RMF + OWASP LLM Top-10 audit trails for any MCP server. Works with Claude, Cursor, Cline, Windsurf.
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Documented tools (4)
From project documentation. A server handshake does not verify each tool’s description or behavior.
bastion__compliance
Audit summary of recent activity mapped to NIST AI RMF / OWASP LLM Top 10 (requires audit.enabled).
bastion__reconnect
Reconnect a named server (argument: { "server": "<name>" }) without human intervention.
bastion__security
Per-tool security report: pin status (approved vs changed), poisoning findings, and shadowing.
bastion__status
Health of every proxied server: connected / disconnected / reconnecting / failed, tool counts, last error.
Tool change history
FAQ
Questions about MCP Bastion MCP Server
- How do I connect MCP Bastion MCP Server to Claude?
- The project does not publish a launch command that MCPVault could verify. Open the repository linked on this page for its install steps; the listing names Claude Desktop, Claude Code, Cursor as compatible clients.
- Is MCP Bastion MCP Server free?
- The listed licence is Apache-2.0. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.
- What can MCP Bastion MCP Server do?
- MCP Bastion MCP Server documents 4 tools to the agent, including bastion__compliance, bastion__reconnect, bastion__security. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.