cortex

latest · 2026.907.3

Local multi-client RAG server over the Model Context Protocol.

GitHub: VBlackJack/Cortex
MCP registry: io.github.vblackjack/cortex

Install

Needs an env var: CORTEX_KB_PATH — replace the <placeholders> with your values.

claude mcp add io-github-vblackjack-cortex --env CORTEX_KB_PATH=<CORTEX_KB_PATH> -- uvx cortex-local-rag serve

/mcp confirms it's connected.

Install

Or add it manually in ~/.cursor/mcp.json:

{
  "mcpServers": {
    "io-github-vblackjack-cortex": {
      "command": "uvx",
      "args": [
        "cortex-local-rag",
        "serve"
      ],
      "env": {
        "CORTEX_KB_PATH": "<CORTEX_KB_PATH>"
      }
    }
  }
}

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

{
  "mcpServers": {
    "io-github-vblackjack-cortex": {
      "command": "uvx",
      "args": [
        "cortex-local-rag",
        "serve"
      ],
      "env": {
        "CORTEX_KB_PATH": "<CORTEX_KB_PATH>"
      }
    }
  }
}

Config entry, any MCP client:

{
  "command": "uvx",
  "args": [
    "cortex-local-rag",
    "serve"
  ],
  "env": {
    "CORTEX_KB_PATH": "<CORTEX_KB_PATH>"
  }
}

Community score

Community33/ 100

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Ecosystem baseline33/ 100

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GitHubsource ↗

GitHub stars · 1 month ago: ★ 1
Last commit · 6 days ago: 34 days ago
Release cadence · 6 days ago: multiple releases a day
Latest release · 6 days ago: v2026.0909.04
License · 6 days ago: Apache-2.0

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Listed on

Glama · 3 days ago: Listed ↗

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Version history1

2026.907.3release date unknown

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Details

Transport: stdio
Status: listed
Source: Imported from the MCP registry
Repository: source ↗