PostHog MCP Server vs Registep MCP

In-depth architectural comparison of the PostHog MCP Server and Registep MCP 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 PostHog MCP Server when:

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

Explore PostHog MCP Server Details

Choose Registep MCP when:

• You need dedicated capabilities in the Data Platforms domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
• Primary tools included: 67 tools spanning three POS/e-commerce platforms, Store management and sales data querying, Built-in AI chat analysis of sales data.

Explore Registep MCP Details

Feature & Specification Comparison

Specification	PostHog MCP Server Data Platforms	Registep MCP saikiyusuke Data Platforms
Summary	Official PostHog MCP Server for product analytics, feature flags, experiments, and more.	AI-powered POS & sales analytics MCP server with 67 tools for Airレジ, スマレジ, and BASE EC integration. Provides store management, sales data querying, AI chat analysis, and weather correlation features.
Category & Scope	Data Platforms

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": {
    "posthog-mcp-server": {
      "url": "https://posthog.com/mcp"
    }
  }
}

{
  "mcpServers": {
    "saikiyusuke-registep-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "saikiyusuke-registep-mcp"
      ]
    }
  }
}

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