MCP Servers

AgentTrust is a security and orchestration layer for AI agents, delivered as an MCP server. It provides cryptographic identity, prompt injection detection, and human-in-the-loop (HITL) escalation to ensure agents interact safely and accountably. It is primarily for developers building multi-agent systems who need to move beyond simple chatbots to production-grade, verifiable workflows.

TickTick is a versatile task management application that integrates to-do lists, a full calendar, habit tracking, and a Pomodoro timer into a single platform. It is designed for individual power users and small teams who need a consolidated productivity environment. Its key differentiator is the seamless integration of time-blocking and focus tools directly within the task manager.

Polymarket is the world's leading decentralized prediction market, allowing users to trade on the outcomes of global events ranging from politics to sports using USDC on the Polygon blockchain. It serves as a real-time 'truth engine' for analysts and traders, leveraging financial incentives to provide more accurate forecasts than traditional polling. Its key differentiator is its massive liquidity and transparent, on-chain settlement that bypasses traditional bookmakers.

Grokipedia-MCP is a Model Context Protocol (MCP) server that enables AI agents to programmatically search, retrieve, and analyze articles from xAI's Grokipedia encyclopedia. It provides specialized tools for full-text retrieval, citation extraction, and guided research workflows, acting as a bridge between LLMs like Claude and xAI’s AI-curated knowledge base.

Lotus Wisdom is an MCP (Model Context Protocol) server that implements a contemplative reasoning framework inspired by the Lotus Sutra. It is designed for researchers and strategists to guide AI through non-linear "wisdom journeys" to solve complex, paradoxical problems where traditional logic fails. Its key differentiator is the integration of meditative pauses and specific meta-cognitive domains into the AI's internal reasoning loop.

DuckDuckGo & Felo AI Search is an open-source Model Context Protocol (MCP) server that provides AI assistants with real-time web search and content extraction. It is designed for developers building AI agents who need a privacy-focused, zero-cost alternative to paid search APIs. Its key differentiator is the ability to provide AI-powered answers via Felo AI and web results via DuckDuckGo scraping without requiring any API keys.

YouTube-MCP is a Model Context Protocol server that allows AI agents like Claude to interact directly with YouTube content, including searching videos and fetching deep metadata. It is primarily for researchers and developers who need to perform automated video analysis, summarization, and RAG (Retrieval-Augmented Generation) without manual copy-pasting. Its key differentiator is the ability to retrieve timestamped, multilingual transcripts natively within an AI's context window.

NPM Sentinel is an AI-native Model Context Protocol (MCP) server that provides real-time security, dependency, and performance intelligence for NPM packages. It is specifically designed for developers using AI agents like Claude to automate the vetting and auditing of software libraries directly within their coding workflows.

A specialized Model Context Protocol (MCP) server that bridges the Contabo Cloud API with AI agents like Claude. It allows developers to manage VPS infrastructure and object storage through natural language commands without writing custom integration code.

Vibe Marketing MCP is an open-source Model Context Protocol server that equips AI agents with professional marketing frameworks and social media templates. It is designed for marketers and 'vibe coders' who want to automate high-quality content creation using structured tools rather than fragile text prompts. Its key differentiator is the translation of complex marketing strategies into standardized, executable schemas for AI hosts like Claude and Cursor.

Docfork is a Model Context Protocol (MCP) server designed to feed up-to-date, AI-optimized documentation from over 10,000 libraries directly into AI agents and code editors. It eliminates AI hallucinations caused by stale training data by providing a real-time retrieval layer for technical documentation.

Saju Insights is an open-source Model Context Protocol (MCP) server that enables AI agents to perform complex Korean Four Pillars of Destiny (Saju) calculations. It serves as a specialized bridge for LLMs, providing accurate birth charts, 10-year luck cycles, and relationship compatibility data that standard AI models cannot calculate natively.

ai.com.mcp/skills-search is a discovery tool for the Model Context Protocol (MCP) that allows AI agents to search and retrieve procedural knowledge from the skills.sh registry. It acts as a bridge between an agent's connectivity (MCP) and its instructional guidance (Agent Skills), enabling 'on-the-fly' capability expansion.

Explorium MCP (AgentSource) is a Model Context Protocol server that connects AI agents to live B2B company and contact data. It's designed for developers and sales teams to automate lead enrichment and business research directly within LLM environments like Claude Desktop or Cursor. Its key differentiator is the 'AgentSource' infrastructure, which provides structured, verified business intelligence specifically optimized for agentic tool-calling.

Paper Search is an open-source Model Context Protocol (MCP) server designed to give AI agents direct access to global academic repositories. It enables researchers to search, retrieve metadata, and extract full-text content from sources like arXiv and PubMed through a unified interface. Its key differentiator is the support for eight simultaneous academic platforms, streamlining the transition from discovery to deep analysis within LLM workflows.

A Model Context Protocol (MCP) server that connects AI agents to Semantic Scholar and arXiv for real-time academic research. It is designed for researchers and developers who need LLMs to perform grounded literature searches, citation analysis, and full-text PDF extraction. Its key differentiator is the ability to fetch full-text content from arXiv and Wiley open-access sources without requiring an upfront API key.

AKShare One MCP is an open-source server that bridges the popular AKShare Python library with AI agents using the Model Context Protocol (MCP). It allows LLMs like Claude and Cursor to natively query real-time and historical Chinese financial data, news, and statements. It differentiates itself by providing a turnkey, standardized interface for the vast but complex Chinese market data ecosystem.

Math MCP by Ethan Henrickson is an open-source tool that provides AI agents with a suite of deterministic mathematical functions via the Model Context Protocol. It allows LLMs to offload complex arithmetic, statistics, and trigonometry to a reliable local server, eliminating common reasoning hallucinations. It is a key utility for developers building agentic workflows in environments like Claude Desktop.

SpotDB is a secure, ephemeral SQL sandbox powered by DuckDB that allows AI agents to query and analyze CSV or Parquet files through the Model Context Protocol (MCP) or a REST API. It is designed for developers who need to give LLMs data analysis capabilities without the risk of exposing production databases or managing complex infrastructure. Its key differentiator is its native MCP integration, enabling instant 'plug-and-play' SQL tools for assistants like Claude.

The official MCP Registry is the central infrastructure for publishing and discovering Model Context Protocol (MCP) servers. It provides a canonical directory for AI agents, IDEs (like Cursor), and platforms to find verified tools and data sources. Its key differentiator is its trust-based architecture using namespace verification via GitHub OAuth and DNS TXT records.