What is the key difference between Rhea and Supabase?

Rhea belongs to the Databases category with local stdio execution, while Supabase belongs to the Databases category with cloud HTTP/SSE execution.

How do I install Rhea or Supabase 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 Rhea and Supabase free or paid?

Rhea operates under a Free / Open Source model (No auth required). Supabase operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Rhea lists 0 tools with 0 views and 0 GitHub stars. Supabase lists 0 tools with 1 views and 2,889 GitHub stars.

Can I use both Rhea and Supabase 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

Rhea vs Supabase

In-depth architectural comparison of the Rhea and Supabase 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

Rhea

Databases · Local stdio

Quality: 25/100 (Emerging) | Auth: No auth required

Supabase

Databases · Remote HTTP/SSE

Quality: 45/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Rhea if you need specialized Databases tools running via a local process. Choose Supabase if your workspace requires Databases integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Rhea when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Rhea Details

Choose Supabase when:

You need dedicated capabilities in the Databases domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Supabase Details

Feature & Specification Comparison

Specification	R Rhea Databases	Supabase Databases
Summary	Rhea MCP — expert-curated database of biochemical reactions.	MCP server for interacting with the Supabase platform
Category & Scope	Databases	Databases
Quality signal

Tools & Capabilities Breakdown

Rhea Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Supabase Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

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).

Rhea Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "rhea": {
      "command": "npx",
      "args": [
        "-y",
        "rhea"
      ]
    }
  }
}

Supabase Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "supabase": {
      "url": "https://img.shields.io/badge/dynamic/json?url=https%3A%2F%2Fregistry.modelcontextprotocol.io%2Fv0.1%2Fservers%2Fcom.supabase%252Fmcp%2Fversions%2Flatest&query=%24.server.version&label=MCP%20Registry&logo=modelcontextprotocol)](https://registry.modelcontextprotocol.io/?q=com.supabase%2Fmcp"
    }
  }
}

Frequently Asked Questions

Rhea is categorized under Databases and uses a local stdio subprocess. In contrast, Supabase belongs to Databases using remote streaming HTTP/SSE transport. Select Rhea when you need capabilities focused on databases and Supabase when you require tools for databases.

More alternatives to Rhea More alternatives to Supabase Databases category hub