What is the key difference between Pgtuner MCP and MCP Cockroachdb?

Pgtuner MCP belongs to the Databases category with local stdio execution, while MCP Cockroachdb belongs to the Databases category with local stdio execution.

How do I install Pgtuner MCP or MCP Cockroachdb 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 Pgtuner MCP and MCP Cockroachdb free or paid?

Pgtuner MCP operates under a Free / Open Source model (No auth required). MCP Cockroachdb operates under a Free / Open Source model (API Key required).

Which MCP server has more tools and community activity?

Pgtuner MCP lists 16 tools with 2 views and 30 GitHub stars. MCP Cockroachdb lists 63 tools with 2 views and 12 GitHub stars.

Can I use both Pgtuner MCP and MCP Cockroachdb 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

Pgtuner MCP vs MCP Cockroachdb

In-depth architectural comparison of the Pgtuner MCP and MCP Cockroachdb 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

Pgtuner MCP

Databases · Local stdio

Quality: 52/100 (Good) | Auth: No auth required

MCP Cockroachdb

Databases · Local stdio

Quality: 53/100 (Good) | Auth: API Key required

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

Which MCP Server Should You Choose?

Choose Pgtuner MCP 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).
You have access to required keys: DATABASE_URI, PGTUNER_EXCLUDE_USERIDS, PGTUNER_STATEMENT_TIMEOUT_MS, PGTUNER_IDLE_TXN_TIMEOUT_MS, PGTUNER_LOCK_TIMEOUT_MS, PGTUNER_CORS_ALLOW_ORIGINS, PGTUNER_LINT_DISABLED_RULES.
Primary tools included: get_slow_queries, analyze_query, get_table_stats.

Explore Pgtuner MCP Details

Choose MCP Cockroachdb when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Free / Open Source).
You have access to required keys: COCKROACHDB_DSN, COCKROACHDB_READ_ONLY, COCKROACHDB_ALLOW_DESTRUCTIVE.

Feature & Specification Comparison

Specification	Pgtuner MCP Databases	MCP Cockroachdb amineelkouhen Databases
Summary	provides AI-powered PostgreSQL performance tuning capabilities.	A Model Context Protocol server for managing, monitoring, and querying data in CockroachDB.
Category & Scope	Databases	Databases

Tools & Capabilities Breakdown

Pgtuner MCP Tools (16)

get_slow_queries

Retrieve slow queries from pg_stat_statements with detailed stats (total time, mean time, calls, cache hit ratio). Excludes system catalog queries.

analyze_query

Analyze a query's execution plan with EXPLAIN ANALYZE, including automated issue detection

get_table_stats

Get detailed table statistics including size, row counts, dead tuples, and access patterns

analyze_disk_io_patterns

Analyze disk I/O read/write patterns, identify hot tables, buffer cache efficiency, and I/O bottlenecks. Supports filtering by analysis type (all, buffer_pool, tables, indexes, temp_files, checkpoints).

get_index_recommendations

AI-powered index recommendations based on query workload analysis

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).

Pgtuner MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "pgtuner-mcp": {
      "command": "uvx",
      "args": [
        "pgtuner_mcp"
      ],
      "env": {
        "DATABASE_URI": "YOUR_DATABASE_URI_HERE",
        "PGTUNER_EXCLUDE_USERIDS": "YOUR_PGTUNER_EXCLUDE_USERIDS_HERE",
        "PGTUNER_STATEMENT_TIMEOUT_MS": "YOUR_PGTUNER_STATEMENT_TIMEOUT_MS_HERE",
        "PGTUNER_IDLE_TXN_TIMEOUT_MS": "YOUR_PGTUNER_IDLE_TXN_TIMEOUT_MS_HERE",
        "PGTUNER_LOCK_TIMEOUT_MS": "YOUR_PGTUNER_LOCK_TIMEOUT_MS_HERE",
        "PGTUNER_CORS_ALLOW_ORIGINS": "YOUR_PGTUNER_CORS_ALLOW_ORIGINS_HERE",
        "PGTUNER_LINT_DISABLED_RULES": "YOUR_PGTUNER_LINT_DISABLED_RULES_HERE"
      }
    }
  }
}

MCP Cockroachdb Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "amineelkouhen-mcp-cockroachdb": {
      "command": "uvx",
      "args": [
        "--from",
        "git+https://github.com/amineelkouhen/mcp-cockroachdb.git@0.1.0",
        "cockroachdb-mcp-server"
      ],
      "env": {
        "COCKROACHDB_DSN": "YOUR_COCKROACHDB_DSN_HERE",
        "COCKROACHDB_READ_ONLY": "YOUR_COCKROACHDB_READ_ONLY_HERE",
        "COCKROACHDB_ALLOW_DESTRUCTIVE": "YOUR_COCKROACHDB_ALLOW_DESTRUCTIVE_HERE"
      }
    }
  }
}

Frequently Asked Questions

Pgtuner MCP is categorized under Databases and uses a local stdio subprocess. In contrast, MCP Cockroachdb belongs to Databases using local stdio subprocess. Select Pgtuner MCP when you need capabilities focused on databases and MCP Cockroachdb when you require tools for databases.

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