Best API AI Skills & MCP Servers

A Bugsnag MCP server for interacting with Bugsnag API

MCP server for the Intervals time tracking & task management API

EAD Factory MCP — Digital Trust services APIs for your agents

MCP server for the Coalesce Transform API; run tools support Snowflake Key Pair and PAT auth

DataNexus MCP — AI-Ready public data intelligence. 35 tools in 7 focused sub-servers: nonprofit, security, compliance, domain, legal, GovCon, and regulatory. Use search_datanexus_tools to find the right tool. No API key required for most tools.

MCP servers for AI-assisted code review: git operations and GitLab API tools

Vapi MCP Server

MCP server for hyperD x402 paid DeFi APIs — pay per call in USDC on Base, ~2s settlement, no API keys. 23 tools (16 paid endpoints + bundle settlement) across 7 EVM chains. Drops into Claude Desktop / Cursor / Cline / Zed via stdio.

AGLedger MCP Server — Thin API pass-through for AI agents via MCP protocol

MCP server for Mockzilla (github.com/mockzilla/mockzilla-mcp). Lets Claude, Cursor, and Gemini CLI install the Mockzilla CLI, run local mock servers from OpenAPI specs, mock individual endpoints, and deploy hosted simulations on mockzilla.org.

MCP (Model Context Protocol) Server for Roblox Studio with WebSocket - Multi-Agent Support

Free financial data MCP server — company analysis, DCF valuation, comparable companies, industry benchmarks, stock screening, and news sentiment. No API key required. Powered by SEC EDGAR + Polygon.io.

Core library for parsing, loading, and managing .photon.ts files - runtime-agnostic foundation for building custom Photon runtimes

MCP server for TORCH Glare component library — gives AI assistants full access to component docs, API references, code examples, and design system info

MCP server for The Movie Database (TMDB) API

Convert OpenAPI specifications to MCP (Model Context Protocol) servers with optional Emcy telemetry

MCP server for WhatsApp messaging via WAHA REST API

MCP server for League of Traders API documentation. Query endpoints, search docs, and get auth guides via AI tools.

Universal MCP server for the Avito API — 145 tools across 18 domains, safe-by-default with dry-run, idempotency, structured errors, MCP resources/prompts and cross-process token lock. Install via npx, plug into any MCP-compatible client.

A Model Context Protocol (MCP) server for Reddit with full read AND write operations - create posts, reply, edit, and delete content.

Framework-agnostic domain knowledge API for Brainerce. Provides SDK docs, types, business flows, critical rules, and store capabilities to AI tools like Lovable, Cursor, Bolt, v0, and Claude Code. Does NOT provide framework-specific boilerplate — clients

MCP server: search + execute OpenAPI/Discovery APIs (internal GraphQL projection), optional native GraphQL HTTP and gRPC unary sources

IT Glue MCP server with full read + write support (JSON:API, multi-region).

MCP server for the Geomelon geographic API — stdio and remote HTTP transports