Vibe Check MCP
This project is in maintenance mode. Active feature development has ended; only maintenance patches (security and bug fixes) are published. v2.8.1 is the latest maintenance release. The server remains fully functional. Community forks and contributions are welcome under the MIT license.
KISS overzealous agents goodbye. Plug & play agent oversight tool.
Based on research:
In our study agents calling Vibe Check improved success +27% and halved harmful actions -41%
Featured on PulseMCP “Most Popular (This Week)” • 5k+ monthly calls on Smithery.ai • research-backed oversight • STDIO + streamable HTTP transport
Plug-and-play mentor layer that stops agents from over-engineering and keeps them on the minimal viable path — research-backed MCP server keeping LLMs aligned, reflective and safe.
Quickstart (npx)
Run the server directly from npm without a local installation. Requires Node >=20. Choose a transport:






