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Butterbase AI MCP Server

Butterbase AI MCP Server is an MCP server that adds database tools to AI assistants such as Claude Desktop, Claude Code and Cursor. Butterbase MCP server — manage your backend: schemas, auth, functions, storage, RAG, deploys. It has 3,686 GitHub stars, is released under the Apache-2.0 license and runs locally with npx -y @butterbase/mcp.

github.com/butterbase-ai/butterbase (opens in a new tab)

  • Needs API key
  • Databases
  • Apache-2.0
  • Actively maintained
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Install Butterbase AI MCP Server

Generated from the server's MCP registry entry. Replace your-value with your own values.

Claude Desktop

claude_desktop_config.json
{
  "mcpServers": {
    "butterbase-ai-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@butterbase/mcp"
      ],
      "env": {
        "BUTTERBASE_API_KEY": "your-value"
      }
    }
  }
}

Settings > Developer > Edit Config. macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\. Restart Claude Desktop afterwards.

Claude Code

claude mcp add --env BUTTERBASE_API_KEY=your-value --transport stdio butterbase-ai-mcp-server -- npx -y @butterbase/mcp

Cursor

.cursor/mcp.json
{
  "mcpServers": {
    "butterbase-ai-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@butterbase/mcp"
      ],
      "env": {
        "BUTTERBASE_API_KEY": "your-value"
      }
    }
  }
}

Project file; use ~/.cursor/mcp.json to enable it in every project.

VS Code

.vscode/mcp.json
{
  "inputs": [
    {
      "type": "promptString",
      "id": "butterbase_api_key",
      "description": "BUTTERBASE_API_KEY",
      "password": true
    }
  ],
  "servers": {
    "butterbase-ai-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@butterbase/mcp"
      ],
      "env": {
        "BUTTERBASE_API_KEY": "${input:butterbase_api_key}"
      }
    }
  }
}

Claude Code (remote)

claude mcp add --transport http butterbase-ai-mcp-server "https://api.butterbase.ai/mcp"

The same server is also hosted as a remote MCP endpoint, so nothing runs on your machine.

Config formats checked against the official docs on Oct 7, 2026: modelcontextprotocol.io (opens in a new tab), code.claude.com (opens in a new tab), cursor.com (opens in a new tab), code.visualstudio.com (opens in a new tab).

Environment variables

Variables the server reads at startup.

NameRequiredDescription
BUTTERBASE_API_KEYsecretYesButterbase API key (bbsk...). Create one at https://butterbase.ai.

About Butterbase AI MCP Server

The official Model Context Protocol server for Butterbase — manage schemas, auth, functions, storage, RAG, realtime, and deploys on Butterbase from any MCP-capable client (Claude Code, Claude Desktop, Cursor, Windsurf, etc.).

  • baas
  • backend-as-a-service
  • mcp
  • open-source
  • postgres
  • supabase-alternative
  • typescript

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FAQ

Butterbase AI MCP Server FAQ

Still curious? Email info@appsgit.com.

What is Butterbase AI MCP Server?

Butterbase AI MCP Server is an MCP server that adds database tools to AI assistants such as Claude Desktop, Claude Code and Cursor. Butterbase MCP server — manage your backend: schemas, auth, functions, storage, RAG, deploys. It has 3,686 GitHub stars, is released under the Apache-2.0 license and runs locally with npx -y @butterbase/mcp. The source code is at github.com/butterbase-ai/butterbase.

How do I install the Butterbase AI MCP Server MCP server?

Add the command npx -y @butterbase/mcp to your MCP client: put it in claude_desktop_config.json for Claude Desktop, run claude mcp add for Claude Code, or add it to .cursor/mcp.json (Cursor) or .vscode/mcp.json (VS Code). The snippets on this page are ready to paste.

Is Butterbase AI MCP Server free?

The server is open source under the Apache-2.0 license, so running it is free. It needs credentials (BUTTERBASE_API_KEY) for the service it connects to, which may require a paid account.

Is Butterbase AI MCP Server actively maintained?

The most recent commit was on Oct 6, 2026. appsgit only lists MCP servers with a commit in the last six months and re-checks every server daily.