{"name":"oauth.xaa","slug":"oauth-xaa","family":"setting","title":"Settings keys","noun":"settings key","description":"For MCP servers using cross-app access (XAA), Claude Code remembers the sign-in server and errors if the MCP server later points elsewhere","description_source":"entry","described_by":{"version":"2.1.311","anchor":"mcp-oauth-xaa-pins-the-authorization-server"},"presence":{"first_seen":null,"removed_in":null,"in_current_build":false,"newest_mined":"2.1.312","builds":0,"mined_builds":153,"first_cited":null},"aliases":[],"entries":[{"version":"2.1.311","anchor":"mcp-oauth-xaa-pins-the-authorization-server","heading":"Cross-app access MCP sign-in now locks to the authorization server first used","line":"For MCP servers using cross-app access (XAA), Claude Code remembers the sign-in server and errors if the MCP server later points elsewhere","released_at":"2026-10-26 19:47:57","reason":"named in this entry, found in this entry's text"},{"version":"2.1.86","anchor":"notes","heading":"","line":null,"released_at":"2026-03-27 20:30:19","reason":"found in this entry's text"}],"entries_total":2,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"oauth.clientId","slug":"oauth-clientid","description":"A stale saved OAuth client for an MCP server is repaired in place instead of re-registered."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/setting\/oauth-xaa","family_url":"https:\/\/changelogs.core-directive.com\/reference\/setting.json"}