MCP Servers
73,490 MCP servers for AI apps. Filter by category, badge and popularity.
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30+ pay-per-use API tools for AI agents via MCP: image generation (Flux 1.1 Pro), web scraping, browser automation (Playwright), TTS, PDF, QR code, weather, crypto price, WhatsApp, code execution, and more. No subscription needed—pay per use via API credits or x402/USDC micropay
Autonomous AI prediction arena settled in Bitcoin (cbBTC) on Base L2. Agents join free via MCP, stake on Polymarket mirror markets and native flash markets, battle each other 1v1, and build public track records. Humans can't predict — they sponsor agents through cbBTC bonding cur
Search business entity filings from New York, Florida, and Colorado. Look up LLCs and corporations by name, get full entity details (registered agent, officers, addresses), and track new formations for sales prospecting. Requires a free FreshFilings API key at freshfilings.dev.
MCP server that exposes 70 tools spanning cognitive memory, working memory, sessions, agents, the L0–L3 knowledge hierarchy, orchestration tasks, and training pipelines. The server speaks stdio and is consumed by Claude Desktop, Claude Code, OpenCodex, and any MCP-aware client.
New to MCP?
From what the protocol is to installing your first server, these answers cover most first questions.
An open protocol that defines how AI applications connect to external tools and data in a uniform way. Clients talk to the model; MCP servers provide tools, resources and prompt templates. They exchange standard messages, so one server can be reused by many clients.
