{"version":"2.1.248","anchor":"three-new-environment-variables","canonical_anchor":"three-new-environment-variables","heading":"Three new environment variables","tier":"use","area":"Environment Variables","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.248\/e\/three-new-environment-variables","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.248","markdown":"### Three new environment variables\n\nThree new env vars tune the read-only memory notice, async agent stall timeout and check-in interval.\n\n**What**\n\n`CLAUDE_CODE_DISABLE_MEMORY_RO_UNSAVED_NOTICE` suppresses the notice about unsaved edits to read-only memory. `CLAUDE_ASYNC_AGENT_STALL_TIMEOUT_MS` overrides the async-agent stall timeout, which otherwise defaults to 600000 ms (10 minutes). `CLAUDE_CODE_COORDINATOR_WORKER_CHECKIN_SECONDS` sets the coordinator worker check-in interval. All three are unset by default.\n\n**Details**\n\n- Each is a new entry in the environment-variable allowlist and each has exactly one reader in the build.\n- The coordinator check-in variable is consulted on only one code path, so it does not apply everywhere.\n\n**Usage**\n\n`CLAUDE_ASYNC_AGENT_STALL_TIMEOUT_MS=1200000 claude` **Evidence** `CLAUDE_ASYNC_AGENT_STALL_TIMEOUT_MS`\n\n- Area: Environment Variables\n- Names: `CLAUDE_CODE_DISABLE_MEMORY_RO_UNSAVED_NOTICE`, `CLAUDE_ASYNC_AGENT_STALL_TIMEOUT_MS`, `CLAUDE_CODE_COORDINATOR_WORKER_CHECKIN_SECONDS`\n- Tier: Use it now\n- Useful: 4\/5\n- Signal: 3\/5"}