MCP Server

Liquid MCP Server

Name: Liquid MCP Server
Author: io.github.ertad-family

io.github.ertad-family/liquid

Repository Registry

What is the Liquid MCP server?

Connect your AI agent to anything — APIs, databases, and agents; read and write, auto-discovered.

How to install Liquid

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

OPENAI_API_KEY
secret
OpenAI (or compatible) API key for discovery
OPENAI_BASE_URL
OpenAI-compatible base URL, e.g. local Ollama/vLLM
GEMINI_API_KEY
secret
Google Gemini API key (alternative)
ANTHROPIC_API_KEY
secret
Anthropic API key (alternative)
LIQUID_ALLOW_WRITES
Set to 1 to expose the liquid_execute write tool (database insert/update/delete). Off by default — read-only.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "liquid": {
      "command": "uvx",
      "args": [
        "liquid-mcp"
      ],
      "env": {
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "OPENAI_BASE_URL": "<YOUR_OPENAI_BASE_URL>",
        "GEMINI_API_KEY": "<YOUR_GEMINI_API_KEY>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>",
        "LIQUID_ALLOW_WRITES": "<YOUR_LIQUID_ALLOW_WRITES>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "liquid": {
      "command": "uvx",
      "args": [
        "liquid-mcp"
      ],
      "env": {
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "OPENAI_BASE_URL": "<YOUR_OPENAI_BASE_URL>",
        "GEMINI_API_KEY": "<YOUR_GEMINI_API_KEY>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>",
        "LIQUID_ALLOW_WRITES": "<YOUR_LIQUID_ALLOW_WRITES>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "liquid": {
      "command": "uvx",
      "args": [
        "liquid-mcp"
      ],
      "env": {
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "OPENAI_BASE_URL": "<YOUR_OPENAI_BASE_URL>",
        "GEMINI_API_KEY": "<YOUR_GEMINI_API_KEY>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>",
        "LIQUID_ALLOW_WRITES": "<YOUR_LIQUID_ALLOW_WRITES>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "liquid": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "liquid-mcp"
      ],
      "env": {
        "OPENAI_API_KEY": "<YOUR_OPENAI_API_KEY>",
        "OPENAI_BASE_URL": "<YOUR_OPENAI_BASE_URL>",
        "GEMINI_API_KEY": "<YOUR_GEMINI_API_KEY>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>",
        "LIQUID_ALLOW_WRITES": "<YOUR_LIQUID_ALLOW_WRITES>"
      }
    }
  }
}

Claude Code

claude mcp add liquid --env OPENAI_API_KEY=<YOUR_OPENAI_API_KEY> --env OPENAI_BASE_URL=<YOUR_OPENAI_BASE_URL> --env GEMINI_API_KEY=<YOUR_GEMINI_API_KEY> --env ANTHROPIC_API_KEY=<YOUR_ANTHROPIC_API_KEY> --env LIQUID_ALLOW_WRITES=<YOUR_LIQUID_ALLOW_WRITES> -- uvx liquid-mcp