{"version":"2.1.260","anchor":"watch-artifact-session-start-message-dedup-logic-reworked","canonical_anchor":"watch-artifact-session-start-message-dedup-logic-reworked","heading":"Watch-artifact session-start message dedup logic reworked","tier":"internal","area":"Artifacts","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.260\/e\/watch-artifact-session-start-message-dedup-logic-reworked","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.260","markdown":"### Watch-artifact session-start message dedup logic reworked\n\nThe watch-artifact session-start message now dedupes across slug variants, not just one slug.\n\nThe synthetic \"user started this session watching the artifact ... (via `claude --watch-artifact`)\" meta-message now uses new helper functions to decide whether it should be suppressed, checking slug variants seen in transcript history instead of the prior single-slug check.\n\n- Area: Artifacts\n- Tier: Under the hood\n- Useful: 1\/5\n- Signal: 1\/5"}