{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"dev.21st/mcp","description":"Find UI components and themes, retrieve code, and generate with hosted 21st AI when enabled.","title":"21st.dev","version":"1.0.1","websiteUrl":"https://21st.dev/mcp","remotes":[{"type":"streamable-http","url":"https://21st.dev/api/mcp","headers":[{"description":"Your 21st.dev API key from https://21st.dev/settings/api-keys. Authentication is required for discovery and tool calls. Generation tools are listed only when the account has hosted AI access.","isRequired":true,"isSecret":true,"name":"x-api-key"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-09T19:57:35.934165Z","publishedAt":"2026-09-09T19:57:35.934165Z","updatedAt":"2026-09-09T19:57:35.934165Z","isLatest":true}}}