Couchbase MCP Server vs Postgres MCP Pro

A side-by-side comparison of two Databases servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Couchbase MCP Server Let LLMs query Couchbase clusters, run SQL++, manage documents, and analyze query performance. Unverified stdio (local) API key Python	Postgres MCP Pro Read/write Postgres access plus index tuning, EXPLAIN plans, and database health analysis for AI agents. Verified stdio (local) API key Python
Category	Databases	Databases
Language	Python	Python
Transport	stdio (local)	stdio (local)
Auth	API key	API key
GitHub stars	32	2.9k
Last commit	1 day ago	3 months ago
Verified
Actively maintained
Install	`uvx couchbase-mcp-server`	`uvx postgres-mcp --access-mode=restricted`
Repo	Open	Open

Verdict

Pick Couchbase MCP Server if you need the broadest set of tools.

Pick Postgres MCP Pro if you prefer the more popular, battle-tested option, and you want a verified, documented setup.

Add Couchbase MCP Server

Install / run

uvx couchbase-mcp-server

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

{
  "mcpServers": {
    "couchbase-mcp-server": {
      "command": "uvx",
      "args": [
        "couchbase-mcp-server"
      ],
      "env": {
        "CB_CONNECTION_STRING": "couchbases://connection-string",
        "CB_USERNAME": "username",
        "CB_PASSWORD": "password"
      }
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

Add Postgres MCP Pro

Install / run

uvx postgres-mcp --access-mode=restricted

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

{
  "mcpServers": {
    "postgres-mcp-pro": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "DATABASE_URI",
        "crystaldba/postgres-mcp",
        "--access-mode=restricted"
      ],
      "env": {
        "DATABASE_URI": "postgresql://<user>:<password>@<host>:5432/<dbname>"
      }
    }
  }
}

Requires Docker to be installed and running.

FAQ

Couchbase MCP Server or Postgres MCP Pro — which is better?

Pick Couchbase MCP Server if you need the broadest set of tools. Pick Postgres MCP Pro if you prefer the more popular, battle-tested option, and you want a verified, documented setup.

Can I use both Couchbase MCP Server and Postgres MCP Pro?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Couchbase MCP Server and Postgres MCP Pro work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Couchbase MCP Server →View Postgres MCP Pro →More comparisons →