Codex Control Plane MCP vs Codex MCP Tool

In-depth architectural comparison of the Codex Control Plane MCP and Codex MCP Tool 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.

Which MCP Server Should You Choose?

Choose Codex Control Plane MCP when:

• You need dedicated capabilities in the Coding Agents domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: codex_list_projects, codex_list_project_chats, codex_list_active_chats.

Explore Codex Control Plane MCP Details

Choose Codex MCP Tool when:

• You need dedicated capabilities in the Coding Agents domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: other (BYOK (Pay Provider Direct)).
• You have access to required keys: CODEX_CLI_PATH, CODEX_SESSION_TTL_MS, CODEX_MAX_SESSIONS.
• Primary tools included: ask-codex, batch-codex, review-changes.

Feature & Specification Comparison

Specification	Codex Control Plane MCP aresyn Coding Agents	Codex MCP Tool x51xxx Coding Agents
Summary	Durable control plane for long-running Codex Desktop tasks. Submit tasks asynchronously, poll operation/workflow state, approve Plan Mode, recover retries, and use hook-backed SQLite history for search and diagnostics.	MCP server that connects your IDE or AI assistant to Codex CLI for code analysis and editing with support for multiple models (gpt-5-codex, o3, codex-1)
Category & Scope

Tools & Capabilities Breakdown

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).

{
  "mcpServers": {
    "aresyn-codex-control-plane-mcp": {
      "command": "uvx",
      "args": [
        "codex-control-plane-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "x51xxx-codex-mcp-tool": {
      "command": "npx",
      "args": [
        "-y",
        "@trishchuk/codex-mcp-tool"
      ],
      "env": {
        "CODEX_CLI_PATH": "YOUR_CODEX_CLI_PATH_HERE",
        "CODEX_SESSION_TTL_MS": "YOUR_CODEX_SESSION_TTL_MS_HERE",
        "CODEX_MAX_SESSIONS": "YOUR_CODEX_MAX_SESSIONS_HERE"
      }
    }
  }
}

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