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Memory Vault MCP server

MihaiBuilds/memory-vault

Local-first AI memory layer with hybrid search. Postgres + pgvector. Self-hosted, MIT.

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Install Memory Vault in Claude Code

Claude Code
claude mcp add memory-vault -e DB_HOST=... -e DB_PORT=... -e DB_NAME=... -e DB_USER=... -e DB_PASSWORD=... -- docker run -i --rm -e DB_HOST -e DB_PORT -e DB_NAME -e DB_USER -e DB_PASSWORD ghcr.io/mihaibuilds/memory-vault-mcp:1.6.1
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "memory-vault": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "DB_HOST",
        "-e",
        "DB_PORT",
        "-e",
        "DB_NAME",
        "-e",
        "DB_USER",
        "-e",
        "DB_PASSWORD",
        "ghcr.io/mihaibuilds/memory-vault-mcp:1.6.1"
      ],
      "env": {
        "DB_HOST": "...",
        "DB_PORT": "...",
        "DB_NAME": "...",
        "DB_USER": "...",
        "DB_PASSWORD": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Memory Vault MCP server do?

Local-first AI memory layer with hybrid search. Postgres + pgvector. Self-hosted, MIT.

Is the Memory Vault MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Memory Vault run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Memory Vault to Claude Code?

Run: claude mcp add memory-vault -e DB_HOST=... -e DB_PORT=... -e DB_NAME=... -e DB_USER=... -e DB_PASSWORD=... -- docker run -i --rm -e DB_HOST -e DB_PORT -e DB_NAME -e DB_USER -e DB_PASSWORD ghcr.io/mihaibuilds/memory-vault-mcp:1.6.1

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