bernstein
local MCP serverbernstein is a local MCP server: The open-source governance layer for AI agents. Byte-identical run receipts, 40+ adapters, air-gap. Install it from pypi as bernstein.
Installation
Terminal
claude mcp add bernstein -- uvx bernstein
Run in your project folder. Add --scope user to use it everywhere.
Claude Desktop, Cursor & other clients
Add to claude_desktop_config.json or .cursor/mcp.json.
{
"mcpServers": {
"bernstein": {
"command": "uvx",
"args": [
"bernstein"
]
}
}
}What you need
- Runtime: Python with uv (runs with uvx) or Docker.
- MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.
Summary
The open-source governance layer for AI agents. Byte-identical run receipts, 40+ adapters, air-gap.
bernstein vs similar servers
| Server | Stars | Type | API key | Runtime |
|---|---|---|---|---|
| bernstein | 1,300 | Local | No | pypi |
| Omnara | 2,873 | Hosted | No | None |
| SafeDep Vet MCP | 1,107 | Local | No | oci |
| CRW Web Scraper | 1,079 | Local | No | oci |
| fastCRW | 1,079 | Hosted | No | None |
Questions
No. The registry entry lists no keys or environment variables.
Python with uv (runs with uvx) or Docker, plus an MCP client such as Claude Code, Codex, Claude Desktop or Cursor.
bernstein is a local MCP server distributed as the pypi package bernstein.
Run: claude mcp add bernstein -- uvx bernstein
Run: codex mcp add bernstein -- uvx bernstein
Similar MCP servers
NameStars
- Omnaracom.omnara/omnara2,873
- SafeDep Vet MCPio.github.safedep/vet-mcp1,107
- CRW Web Scraperio.github.us/crw1,079
- fastCRWio.github.us/fastcrw1,079
- rustunnelio.github.joaoh82/rustunnel656
- Nautilus Compass Memoryio.github.chunxiaoxx/nautilus-compass622
- misakanetio.github.Ikalus1988/misakanet514
- mpp32-mcp-serverio.github.MPP32/mpp32-mcp-server234