{"version":"2.1.121","anchor":"mcp-oauth-flow-improvements","canonical_anchor":"mcp-oauth-flow-improvements","heading":"MCP OAuth Flow Improvements","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.121\/e\/mcp-oauth-flow-improvements","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.121","markdown":"### MCP OAuth Flow Improvements\n\nThe MCP authentication flow now supports custom `redirectUri` parameters and provides better error messages for invalid callback URLs: \"Invalid callback URL \u2014 no authorization code. The flow is still open; retry with the full redirect URL.\"\n\n**Evidence**\n\nOAuth improvements (search for `\"Invalid callback URL\"`, `\"No OAuth flow in progress\"`)"}