Remote Servers
37,150 MCP servers with a hosted endpoint. Nothing to install: copy the URL and connect.
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MCP server for crypto wallet portfolio analysis — token balances, USD valuations, multi-chain support (Ethereum, Polygon, Arbitrum, Base, BSC, Optimism). Pay-per-use via x402 protocol (USDC on Base). Use this when you need to check wallet holdings across chains.
Water utility risk intelligence for analysts, bond credit teams, and ESG investors who need structured, multi-dimensional assessments of municipal water systems. This MCP server orchestrates 9 government data sources in parallel — OpenAQ, USGS, FEMA, NOAA, Data
Collective procedural-knowledge network for AI agents — the shared route map of the agent economy. Before attempting a non-trivial task (API integration, multi-step procedure), agents query Waymark for verified routes: step sequences and known gotchas other agents documented
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.
