citedbyai/citedbyai-mcp-serverFree AI citation readiness checker powered by Cited By AI's CPS® framework. Instantly scores any website 0-100 across structured data, meta tags, content quality, technical config, and AI signals. Returns a grade (A-F) and the top issues blocking AI citation in ChatGPT, Claude, Perplexity, Gemini, and Copilot. No auth required.