CPersona

MCP server · by Cloto-dev

Databases Python v2.5.3

Persistent AI memory in one SQLite file: 3-layer hybrid search, confidence scoring, 29 tools.

View source ↗ Website ↗ Generate config for multiple servers More servers

Install

Pin version registry version 2.5.3

Python
uvx cpersona

Python
uvx cpersona@2.5.3

Setup by client

Pick your client — the config below is generated for this server (local stdio). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "cpersona": {
      "command": "uvx",
      "args": [
        "cpersona"
      ]
    }
  }
}

{
  "mcpServers": {
    "cpersona": {
      "command": "uvx",
      "args": [
        "cpersona@2.5.3"
      ]
    }
  }
}

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add cpersona -- uvx cpersona

claude mcp add cpersona -- uvx cpersona@2.5.3

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "cpersona": {
      "command": "uvx",
      "args": [
        "cpersona"
      ]
    }
  }
}

{
  "mcpServers": {
    "cpersona": {
      "command": "uvx",
      "args": [
        "cpersona@2.5.3"
      ]
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "cpersona": {
      "command": "uvx",
      "args": [
        "cpersona"
      ]
    }
  }
}

{
  "servers": {
    "cpersona": {
      "command": "uvx",
      "args": [
        "cpersona@2.5.3"
      ]
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "cpersona": {
      "command": "uvx",
      "args": [
        "cpersona"
      ]
    }
  }
}

{
  "mcpServers": {
    "cpersona": {
      "command": "uvx",
      "args": [
        "cpersona@2.5.3"
      ]
    }
  }
}

Format verified against the official Windsurf docs ↗.

Environment variables

Defined in the server's official registry manifest. Required secrets are shown as <YOUR_…> placeholders in the configs above.

CPERSONA_DB_PATH — SQLite database path. Defaults to data/cpersona.db, which follows the client's working directory — set it to an absolute path to keep one memory across sessions.
CPERSONA_EMBEDDING_MODE — Embedding mode: 'http' to use an embedding server for vector search, 'none' for lexical layers only.
CPERSONA_EMBEDDING_URL — Embedding server endpoint, e.g. http://127.0.0.1:8401/embed. Required when CPERSONA_EMBEDDING_MODE=http.
CPERSONA_RECALL_MODE — Recall fusion strategy: 'rrf' (default), 'rsf', or 'cascade'.

GitHub

⭐ 8 stars · 最近更新于 16 天前 · MIT license

About this server

CPersona MCP Memory Server Persistent memory for AI agents, over MCP. One SQLite file you own. No LLM in the loop. Honest when recall degrades. Ask your agent to save a project's design decisions and their reasons, then recall them in a l…

Summary from the project README — github.com/Cloto-dev/cpersona

Distributed as Python, listed under Databases. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the CPersona MCP server do?

How do I install CPersona?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is CPersona free to use?

The MCP server itself is free to install. The source is public on https://github.com/Cloto-dev/cpersona. Any third-party service it calls may require its own API key and account.

Which clients support CPersona?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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