@modelcontextprotocol/server@2.4.0

MCP TypeScript SDK releases published @modelcontextprotocol/server@2.4.0. This automated release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: Minor Changes 3057 c05225a Thanks @steipete ! - ServerEvent takes optional params , which the subscriptions/listen router delivers with its own subscription ID, so a gateway can forward change notifications with their meta and extension params. 3047 46d9c99 Thanks @KKonstantinov , @tobi-oye , @mattzcarey ! - Add the Skills extension (SEP-2640), reachable through new ext/skills subpaths; package root exports are unchanged. @modelcontextprotocol/server/ext/skills : SkillsExtension ( attach(server) serves skills/list , skills/get , resources/directory/read and a skill://{+path} resource template), SkillsExtension.load(files) returning a SkillCatalog with entries and reload() , the SkillFiles storage adapter with memorySkillFiles , SkillSource for generated catalogs, skillEntry , and SkillCatalogError . Invalid skills are skipped with a warning ( onWarning ), or fail under strict . A file…

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