{"version":"2.1.257","anchor":"new-env-vars-added-to-the-passthrough-allowlist","canonical_anchor":"new-env-vars-added-to-the-passthrough-allowlist","heading":"New env vars added to the passthrough allowlist","tier":"notice","area":"Environment","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.257\/e\/new-env-vars-added-to-the-passthrough-allowlist","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.257","markdown":"### New env vars added to the passthrough allowlist\n\nThree new env vars are preserved and passed through to subprocesses and sandboxes.\n\n`CLAUDE_CODE_CCR_SURFACE`, `CLAUDE_CODE_MODEL_CATALOG_URL`, and `CLAUDE_CODE_ARTIFACT_OPEN_ACTION` are now included in the set of environment variables Claude Code preserves and passes through, for example to subprocesses or sandboxes.\n\n- Area: Environment\n- Names: `CLAUDE_CODE_CCR_SURFACE`, `CLAUDE_CODE_MODEL_CATALOG_URL`, `CLAUDE_CODE_ARTIFACT_OPEN_ACTION`\n- Tier: You'll notice\n- Useful: 3\/5\n- Signal: 3\/5"}