Best MCP Tools in 2026

MCP tools implement the Model Context Protocol — the open standard that lets AI assistants talk to your databases, APIs, file systems, and SaaS apps through a common interface. The platforms in this category include MCP servers, hosted gateways, and editor integrations for Claude, Cursor, Windsurf, and other AI clients. This curated 2026 list of the best MCP tools compares supported integrations, hosting model, security posture, and ease of setup so developers can extend their AI assistants with real-world capabilities. Whether you need a Postgres MCP server, a hosted gateway, or a way to expose your own API to Claude, the MCP tools below cover the ecosystem.

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