{"name":"CLAUDE_CODE_CCR_WORKER_SOCKET","slug":"claude-code-ccr-worker-socket","family":"env","title":"Environment variables","noun":"environment variable","description":"Five new Claude Code environment variables are now on the list passed to remote sessions, with no other use in this build","description_source":"entry","described_by":{"version":"2.1.299","anchor":"six-new-claude-code-env-toggles-in-the-session-forwarded-l"},"presence":{"first_seen":"2.1.299","removed_in":null,"in_current_build":true,"newest_mined":"2.1.308","builds":10,"mined_builds":149,"first_cited":{"version":"2.1.299","released_at":"2026-10-14 00:23:19","spans":1}},"aliases":[],"entries":[{"version":"2.1.299","anchor":"six-new-claude-code-env-toggles-in-the-session-forwarded-l","heading":"Five more environment variables are passed on to remote sessions","line":"Five new Claude Code environment variables are now on the list passed to remote sessions, with no other use in this build","released_at":"2026-10-14 00:23:19","reason":"found in this entry's text"},{"version":"2.1.299","anchor":"four-new-claude-code-env-vars-added-to-the-ccr-env-forward","heading":"Five new environment variables passed through to remote sessions","line":"Five new CLAUDE_CODE_* environment variables now appear on the lists of settings passed through to remote (CCR) sessions","released_at":"2026-10-14 00:23:19","reason":"found in this entry's text"}],"entries_total":2,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"CLAUDE_CODE_CCR_EARLY_HYDRATE_PREFETCH","slug":"claude-code-ccr-early-hydrate-prefetch","description":"Setting CLAUDE_CODE_CCR_EARLY_REMOTE_CONNECT makes a resumed --sdk-url session open its remote connection early, before the rest of startup finishes"},{"name":"CLAUDE_CODE_CCR_EARLY_PLUGINS_SYNC","slug":"claude-code-ccr-early-plugins-sync","description":"With `CLAUDE_CODE_CCR_EARLY_PLUGINS_SYNC` set, non-interactive hosted sessions sync plugins before the rest of startup"},{"name":"CLAUDE_CODE_CCR_EARLY_REMOTE_CONNECT","slug":"claude-code-ccr-early-remote-connect","description":"Setting CLAUDE_CODE_CCR_EARLY_REMOTE_CONNECT makes a resumed --sdk-url session open its remote connection early, before the rest of startup finishes"},{"name":"CLAUDE_CODE_CCR_EARLY_SKILLS_SYNC","slug":"claude-code-ccr-early-skills-sync","description":"Claude Code now reads four new startup environment variables and passes them through to cloud sessions; they do nothing unless set"},{"name":"CLAUDE_CODE_CCR_EARLY_SYNC_AFTER_SETTINGS_REFUSAL","slug":"claude-code-ccr-early-sync-after-settings-refusal","description":"A new switch, `CLAUDE_CODE_CCR_EARLY_SYNC_AFTER_SETTINGS_REFUSAL`, lets cloud sessions take the early sync path when the settings fetch is refused"},{"name":"CLAUDE_CODE_CCR_EVENT_FLUSH_POLICY","slug":"claude-code-ccr-event-flush-policy","description":"A new environment variable, `CLAUDE_CODE_CCR_EVENT_FLUSH_POLICY`, sets how a remote session sends out its events"},{"name":"CLAUDE_CODE_CCR_FOLD_FIRST_TURN_RESCAN","slug":"claude-code-ccr-fold-first-turn-rescan","description":"Claude Code now reads four new startup environment variables and passes them through to cloud sessions; they do nothing unless set"},{"name":"CLAUDE_CODE_CCR_LAZY_SUBAGENT_HYDRATE","slug":"claude-code-ccr-lazy-subagent-hydrate","description":"Cloud sessions can defer loading subagent transcripts, but the flag is off unless the server enables it."},{"name":"CLAUDE_CODE_CCR_SKIP_FRESH_MIGRATIONS","slug":"claude-code-ccr-skip-fresh-migrations","description":"Claude Code now reads four new startup environment variables and passes them through to cloud sessions; they do nothing unless set"},{"name":"CLAUDE_CODE_CCR_SURFACE","slug":"claude-code-ccr-surface","description":"Setting CLAUDE_CODE_CCR_SURFACE=tag adds a hidden claude-tag-plugins marketplace to plugin search and download."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/env\/claude-code-ccr-worker-socket","family_url":"https:\/\/changelogs.core-directive.com\/reference\/env.json"}