Core MCP Server

by schlessera

File-first personal knowledge base operated by coding agents: CLI, hybrid search, MCP server, skills

0Node.jsstdio

context tax

pending

security

pending

cold start

pending

freshness

pending

Our reading of Core, from the data

Core is a notes & knowledge MCP server from schlessera.

We haven't measured its tool list yet, so its token cost is unknown.

With 0 GitHub stars it ranks #605 of 1,114 notes & knowledge servers we index.

It runs locally on your machine over stdio.

Install Core MCP server

claude mcp add core-schlessera -- npx -y @schlessera/brain

{
  "mcpServers": {
    "core-schlessera": {
      "command": "npx",
      "args": [
        "-y",
        "@schlessera/brain"
      ]
    }
  }
}

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

{
  "mcpServers": {
    "core-schlessera": {
      "command": "npx",
      "args": [
        "-y",
        "@schlessera/brain"
      ]
    }
  }
}

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

{
  "servers": {
    "core-schlessera": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@schlessera/brain"
      ]
    }
  }
}

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

{
  "mcpServers": {
    "core-schlessera": {
      "command": "npx",
      "args": [
        "-y",
        "@schlessera/brain"
      ]
    }
  }
}

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

Freshness

Not enough public signals yet to judge maintenance.

Last commit (default branch)
2026-10-18 · today · GitHub
Latest release
2026-10-11 · 7d ago · GitHub · @schlessera/brain@0.41.0
Package published
no data · npm/PyPI
Registry entry updated
no data · official registry

How it compares in Notes & Knowledge

Against the most-starred notes & knowledge servers we index. Token cost is per model turn, measured from each server's live tool list.

Server	Stars	Tools	Tokens / turn	Freshness	Runs
Core (this)	0	—	not measured	—	local
Memory	91,356	—	not measured	Active	local
Context7	63,264	2	1,188	Active	local + hosted
Hindsight	51,304	—	not measured	Active	—
Cognee	32,506	—	not measured	Active	—
Docs	28,892	—	not measured	Active	local

All notes & knowledge MCP servers

FAQ

›How do I install the Core MCP server in Claude Code?

Run: claude mcp add core-schlessera -- npx -y @schlessera/brain. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Core require an API key?

No required environment variables are declared in its published metadata.

›Can I use Core as a remote (hosted) MCP server?

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

›Is Core in the official MCP registry?

No. It was indexed from npm.

Sources and method

GitHub repository: fetched 2026-10-19
Package registry (npm / PyPI): listed
Last checked against all sources: 2026-10-19

The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.