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Bitatlas

io.github.bitatlas-group/bitatlas · v1.1.0

Zero-knowledge encrypted storage for humans and AI agents. Client-side AES-256-GCM, EU-hosted.

Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add bitatlas -e BITATLAS_API_KEY=<BITATLAS_API_KEY> -e BITATLAS_MASTER_KEY=<BITATLAS_MASTER_KEY> -e BITATLAS_API_URL=<BITATLAS_API_URL> -e BITATLAS_WEB_URL=<BITATLAS_WEB_URL> -- npx -y @bitatlas/[email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "bitatlas": {
      "command": "npx",
      "args": [
        "-y",
        "@bitatlas/[email protected]"
      ],
      "env": {
        "BITATLAS_API_KEY": "<BITATLAS_API_KEY>",
        "BITATLAS_MASTER_KEY": "<BITATLAS_MASTER_KEY>",
        "BITATLAS_API_URL": "<BITATLAS_API_URL>",
        "BITATLAS_WEB_URL": "<BITATLAS_WEB_URL>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "bitatlas": {
      "command": "npx",
      "args": [
        "-y",
        "@bitatlas/[email protected]"
      ],
      "env": {
        "BITATLAS_API_KEY": "<BITATLAS_API_KEY>",
        "BITATLAS_MASTER_KEY": "<BITATLAS_MASTER_KEY>",
        "BITATLAS_API_URL": "<BITATLAS_API_URL>",
        "BITATLAS_WEB_URL": "<BITATLAS_WEB_URL>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "bitatlas": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@bitatlas/[email protected]"
      ],
      "env": {
        "BITATLAS_API_KEY": "<BITATLAS_API_KEY>",
        "BITATLAS_MASTER_KEY": "<BITATLAS_MASTER_KEY>",
        "BITATLAS_API_URL": "<BITATLAS_API_URL>",
        "BITATLAS_WEB_URL": "<BITATLAS_WEB_URL>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
BITATLAS_API_KEY
Required, secret		Your BitAtlas API key (starts with ba_). Generate one at https://bitatlas.com/vault/settings
BITATLAS_MASTER_KEY
Optional, secret		Your hex-encoded 256-bit master key (64 hex chars). Required for file upload and download. Derived from your password client-side — never sent to BitAtlas servers.
BITATLAS_API_URL
Optional		BitAtlas API base URL (default: https://api.bitatlas.com)
BITATLAS_WEB_URL
Optional		Web origin used to build share links (default: https://www.bitatlas.com)

Details

Package@bitatlas/[email protected] (NPM, stdio)
First published14 Jun 2026
Last updated14 Jun 2026
Registry nameio.github.bitatlas-group/bitatlas

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