{"version":"2.1.97","anchor":"session-mirror-flag-sdk-internal","canonical_anchor":"session-mirror-flag-sdk-internal","heading":"--session-mirror Flag (SDK Internal)","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.97\/e\/session-mirror-flag-sdk-internal","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.97","markdown":"### `--session-mirror` Flag (SDK Internal)\n\n**What**\n\nA new CLI flag that enables transcript mirroring on stdout for SDK consumers.\n\n**Details**\n\n- Emits `transcript_mirror` frames on the stdout JSON stream after each successful local transcript write\n- Designed for use by `ProcessTransport` when a `sessionStore` is configured \u2014 allows the parent process to capture and batch transcript entries\n- New `transcript_mirror` event type added to the SDK schema\n- Not intended for direct user invocation; primarily benefits SDK\/API integrations\n\n**Evidence**\n\nCLI flag `\"--session-mirror\"` with description `\"Emit transcript_mirror frames on stdout\"` (search for `\"transcript_mirror\"`)"}