{"name":"tengu_deep_acorn","slug":"tengu-deep-acorn","family":"flag","title":"Feature flags","noun":"feature flag","description":"Claude Code has two new remotely controlled checks, off by default, one adding a stricter check on plugin entries served over MCP","description_source":"entry","described_by":{"version":"2.1.321","anchor":"new-gates-tengu-deep-acorn-guards-mcp-serve-of-plugin-entri"},"presence":{"first_seen":"2.1.321","removed_in":null,"in_current_build":true,"newest_mined":"2.1.322","builds":2,"mined_builds":161,"first_cited":{"version":"2.1.321","released_at":"2026-11-09 19:02:47","spans":1}},"aliases":[],"entries":[{"version":"2.1.321","anchor":"new-gates-tengu-deep-acorn-guards-mcp-serve-of-plugin-entri","heading":"Two switched-off checks added around plugins served over MCP","line":"Claude Code has two new remotely controlled checks, off by default, one adding a stricter check on plugin entries served over MCP","released_at":"2026-11-09 19:02:47","reason":"gate cited by this entry, found in this entry's text"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[{"version":"2.1.321","state":"off","account":false,"baseline":false,"code_default":false}],"related":[{"name":"tengu_deep_dusk","slug":"tengu-deep-dusk","description":"Claude Code can now mark certain MCP tools as coming from the remote session when permissions are checked, controlled by two server switches"},{"name":"tengu_deep_feather","slug":"tengu-deep-feather","description":"A new remote flag, on by default, reassembles split message-tool inputs when they are read back."},{"name":"tengu_deep_locket","slug":"tengu-deep-locket","description":"Claude Code now checks two remote switches the same way, and both are treated as on when the server sends nothing"},{"name":"tengu_deep_ocean_current","slug":"tengu-deep-ocean-current","description":null},{"name":"tengu_deep_plum","slug":"tengu-deep-plum","description":"In remote sessions, image, audio and video uploads can now say whether the session already has a matching file, except in `self_hosted` setups"},{"name":"tengu_deep_shore","slug":"tengu-deep-shore","description":"A remote switch can make Claude Code wait a short, limited time for some data before each model request"},{"name":"tengu_deep_sphinx","slug":"tengu-deep-sphinx","description":"A check that read one remote switch directly now goes through new helper functions that also look at other switches and local settings"},{"name":"tengu_deep_starlight","slug":"tengu-deep-starlight","description":"Whole-PDF reads can skip a page-image render that only fed telemetry, and PDF renders can now be cancelled"},{"name":"tengu_deep_twilight","slug":"tengu-deep-twilight","description":null}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-deep-acorn","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}