What is the key difference between Agent and Liquid?

Agent belongs to the Aggregators category with local stdio execution, while Liquid belongs to the Aggregators category with local stdio execution.

How do I install Agent or Liquid in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Agent and Liquid free or paid?

Agent operates under a Free / Open Source model (No auth required). Liquid operates under a Free / Open Source model (API Key required).

Which MCP server has more tools and community activity?

Agent lists 6 tools with 9 views and 506 GitHub stars. Liquid lists 6 tools with 4 views and 2 GitHub stars.

Can I use both Agent and Liquid together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Agent vs Liquid

In-depth architectural comparison of the Agent and Liquid MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Agent

Aggregators · Local stdio

Quality: 51/100 (Good) | Auth: No auth required

Liquid

Aggregators · Local stdio

Quality: 51/100 (Good) | Auth: API Key required

Verdict Summary: Choose Agent if you need specialized Aggregators tools running via a local process. Choose Liquid if your workspace requires Aggregators integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Agent when:

You need dedicated capabilities in the Aggregators domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: Aggregated MCP runtime, CLI instructions, inspection, and invocation, Template-server resolution.

Explore Agent Details

Choose Liquid when:

You need dedicated capabilities in the Aggregators domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Free / Open Source).
Primary tools included: Discovers APIs and database interfaces, Maps responses to typed records, Supports fetch, query, write, and sense operations.

Explore Liquid Details

Feature & Specification Comparison

Specification	Agent 1mcp Aggregators	Liquid ertad-family Aggregators
Summary	A unified Model Context Protocol server implementation that aggregates multiple MCP servers into one.	Connect your agent to any HTTP API on the fly — discovers + maps any REST API once, then fetches typed data deterministically (no per-call LLM). Self-hosted MCP server (uvx --from 'liquid-api[mcp]' liquid-mcp); works with OpenAI/Gemini/Anthropic/local or any provider via LiteLLM. Open source (AGPL).
Category & Scope	Aggregators

Tools & Capabilities Breakdown

Agent Tools (6)

Aggregated MCP runtime

CLI instructions, inspection, and invocation

Template-server resolution

Preset and filter support

Streamable HTTP and stdio proxy access

Optional lazy loading and backend recovery

Liquid Tools (6)

Discovers APIs and database interfaces

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Agent Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "1mcp-agent": {
      "command": "npx",
      "args": [
        "-y",
        "@upstash/context7-mcp"
      ]
    }
  }
}

Liquid Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "ertad-family-liquid": {
      "command": "uvx",
      "args": [
        "liquid-mcp"
      ]
    }
  }
}

Frequently Asked Questions

Agent is categorized under Aggregators and uses a local stdio subprocess. In contrast, Liquid belongs to Aggregators using local stdio subprocess. Select Agent when you need capabilities focused on aggregators and Liquid when you require tools for aggregators.

More alternatives to Agent More alternatives to Liquid Aggregators category hub