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Royal MCP

Royal MCP

By Royal Plugins
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Description

Royal MCP enables AI platforms like Claude, OpenAI, and Google Gemini to securely interact with your WordPress content through the Model Context Protocol (MCP).

Key Features:

  • Multi-Platform Support – Connect Claude, OpenAI, Google Gemini, Mistral, Perplexity, Groq, and more
  • REST API Access – Expose posts, pages, media, and users to AI platforms
  • Secure Authentication – API key authentication protects your endpoints
  • Activity Logging – Track all AI interactions with your site
  • Claude Desktop Integration – Native MCP connector for Claude Desktop app

Supported AI Platforms:

  • Claude (Anthropic)
  • OpenAI (GPT-4, GPT-3.5)
  • Google Gemini
  • Mistral AI
  • Perplexity
  • Groq
  • Cohere
  • Together AI
  • DeepSeek
  • And more…

API Endpoints:

  • /wp-json/royal-mcp/v1/posts – Access posts
  • /wp-json/royal-mcp/v1/pages – Access pages
  • /wp-json/royal-mcp/v1/media – Access media library
  • /wp-json/royal-mcp/v1/users – Access user data (public info only)

External Services

This plugin connects to third-party AI services to enable AI platforms to interact with your WordPress content. No data is transmitted until you explicitly configure and enable a platform connection.

What data is sent: Your WordPress content (posts, pages, media metadata) as requested by the connected AI platform.

When data is sent: Only when you have configured a platform with API credentials AND enabled that platform connection AND the AI platform makes a request.

Supported services and their policies:

Screenshots

  • Main settings page with plugin overview
  • AI platform settings and API key configuration
  • Activity log showing API requests
  • Claude Desktop MCP connector configuration
  • Claude MCP connection verification

Installation

  1. Upload the royal-mcp folder to /wp-content/plugins/
  2. Activate the plugin through the ‘Plugins’ menu in WordPress
  3. Go to Royal MCP Settings to configure
  4. Add your AI platform(s) and enter API keys
  5. Copy your WordPress API key and REST URL for use in AI clients

FAQ

What is MCP?

Model Context Protocol (MCP) is a standard for connecting AI assistants to external data sources. It allows AI platforms to securely access your WordPress content.

Is my data secure?

Yes. All API endpoints require authentication via API key. Activity logging tracks all requests. No data is sent to external servers without your explicit configuration.

Which AI platforms are supported?

Claude, OpenAI, Google Gemini, Mistral, Perplexity, Groq, Cohere, Together AI, DeepSeek, and any platform supporting REST API connections.

How do I connect Claude to WordPress?

Install Royal MCP, go to Royal MCP Settings, select Claude as your platform, and enter your Anthropic API key. The plugin provides a REST API endpoint URL and authentication key that you paste into Claude Desktop’s MCP configuration. Full setup guide at royalplugins.com/support/royal-mcp/.

Can I use ChatGPT with WordPress?

Yes! Royal MCP supports OpenAI’s GPT-4 and GPT-3.5 models. Configure your OpenAI API key in the plugin settings, and ChatGPT can access your WordPress posts, pages, and media through the Model Context Protocol.

What is Model Context Protocol for WordPress?

Model Context Protocol (MCP) is an open standard that lets AI assistants securely read and interact with external data sources. Royal MCP implements this protocol for WordPress, giving AI platforms like Claude, ChatGPT, and Gemini structured access to your site content through authenticated REST API endpoints.

Does this work with Claude Desktop?

Yes! Royal MCP includes native Claude Desktop MCP connector settings for easy integration.

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Contributors & Developers

“Royal MCP” is open source software. The following people have contributed to this plugin.

Contributors

Translate “Royal MCP” into your language.

Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.

Changelog

1.2.3

  • Security: Added SSRF protection — validates all outbound URLs against private/reserved IP ranges and unsafe schemes
  • Fixed: Text domain changed from ‘wp-royal-mcp’ to ‘royal-mcp’ to match plugin slug
  • Fixed: Menu slugs updated from ‘wp-royal-mcp’ to ‘royal-mcp’ for WP.org compliance
  • Fixed: Installation instructions updated to reference correct folder name
  • Improved: REST API permission callbacks now include explanatory comments for reviewers
  • Improved: Custom MCP server placeholder text clarified
  • Compatibility: Tested up to WordPress 6.9.3

1.2.2

  • Added: Documentation link on Plugins page (Settings | Documentation)
  • Added: Documentation banner on settings page with link to support docs

1.2.1

  • Fixed: Claude Connector setup guide link displaying raw HTML instead of clickable link

1.2.0

  • Security: Added Origin header validation to prevent DNS rebinding attacks
  • Security: Added session ID format validation (ASCII visible characters only)
  • Improved: MCP 2025-03-26 spec compliance for Streamable HTTP transport
  • Improved: Proper Accept header validation on POST requests
  • Improved: Session management with proper 400/404 responses per MCP spec
  • Improved: GET stream handler with proper SSE headers
  • Improved: DELETE session handler for explicit session termination
  • Fixed: Platform model selector not retaining saved value in admin settings
  • Added: Filter hook royal_mcp_allowed_origins for custom origin allowlist

1.1.0

  • Added multi-platform AI support
  • Added Claude Desktop MCP connector
  • Added activity logging
  • Improved admin interface
  • Added connection testing

1.0.0

  • Initial release

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