Best API AI Skills & MCP Servers
676 curated API skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
Ccman
Manage Codex, Claude Code, Gemini CLI, OpenCode, OpenClaw, and MCP API service provider configurations
European Parliament
Model Context Protocol server for European Parliament open data
Google Drive
Advanced MCP server for Google Drive integration with full CRUD operations, file management, and sharing capabilities. Supports both OAuth2 and Service Account authentication.
Gogcli Contacts
Extended Google Contacts + People MCP server via gogcli — auth + Contacts + Workspace directory (People API)
Clinicaltrialsgov
MCP server for the ClinicalTrials.gov v2 API. Search trials, retrieve study details and results, and match patients to eligible trials.
Mcp
MCP server for SwarmApi: 9 pay-per-call tools for SEC filings, company news, insider transactions, jobs, web search, GitHub repos, and npm/PyPI/cargo package security. Payments settled per request in USDC on Base via x402.
Unifi Protect
MCP server for UniFi Protect Integration API
Local
MCP server for Glean API integration
Tweetclaw
Post tweets, reply, like, retweet, follow, DM & more from OpenClaw through structured Xquik endpoints.
Server Madeonsol
MCP server for MadeOnSol Solana KOL intelligence API — use from Claude, Cursor, or any MCP client
Keryx
The fullstack TypeScript framework for MCP and APIs — write one action, serve HTTP, WebSocket, CLI, background tasks, and MCP tools.
Airtable User
Community MCP server for Airtable. Schema inspection, table / field / view CRUD (including merge-safe filter / sort / group updates), formula validation, and extension management. Not affiliated with Airtable Inc.
Pagespeed Insights
MCP server for Google PageSpeed Insights & Chrome UX Report APIs — 16 tools to analyze, compare, and optimize web performance with Claude, Cursor, or any MCP-compatible AI client
Earthquakes
MCP server for earthquake data via USGS Earthquake API — no API key required
Cdc Health
Search and query CDC public health data — mortality, vaccinations, surveillance, behavioral risk (Socrata SODA API) via MCP. STDIO or Streamable HTTP.
Chia Explorer
MCP server that answers questions about the Chia blockchain via the public coinset.org API
Caddy
MCP server for managing Caddy web servers via the admin API
Openalex Research
MCP server for OpenAlex API - enabling literature review and research landscaping
Angel One
MCP server for Angel One SmartAPI — trade stocks, track portfolio, analyze markets & manage orders via LLM clients like Claude, Cursor & Copilot
0Nmcp
Universal AI API Orchestrator — 1,598 tools across 106 services. UCP (Universal Commerce Protocol), the .0n App Marketplace, AI Course Builder, Lead Magnet Loop, Automation Builder, SaaS Factory, App Builder, Website Builder, and the Agentic Automation Ge
Hn
MCP server for Hacker News — feeds, threads, users, and search via Firebase and Algolia APIs
Apisix
[](https://smithery.ai/server/@api7/apisix-mcp)
Deepseek
MCP Server for DeepSeek API integration - enables Claude Code to use DeepSeek Chat and Reasoner models
Tinyfish
基于 TinyFish 免费搜索 API 的 MCP(Model Context Protocol)服务,提供网络搜索与网页内容抓取能力。支持 Stdio 和 HTTP 两种传输方式接入 Claude Desktop、Cursor、Windsurf 等 AI 客户端。
About API skills on iClaude
iClaude is the universal install layer for AI skills. Every API skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.