{"version":"2.1.227","anchor":"failed-heartbeat-drops-back-off-the-idle-interval","canonical_anchor":"failed-heartbeat-drops-back-off-the-idle-interval","heading":"Failed heartbeat drops back off the idle interval","tier":"internal","area":"Internals","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.227\/e\/failed-heartbeat-drops-back-off-the-idle-interval","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.227","markdown":"### Failed heartbeat drops back off the idle interval\n\nAfter a failed heartbeat, Claude Code goes back to checking in more often.\n\n**What**\n\nWhen the CLI heartbeat has been told by the server it can beat less often and a beat then fails with anything other than a 429, the longer idle interval is given up and the shorter starting interval takes effect immediately.\n\n**Details**\n\n- Reported as a warning event named `cli_heartbeat_idle_reverted_on_failure`.\n- A failed liveness-probe beat is now counted separately from a normal failed beat.\n\n**Evidence**\n\n`cli_heartbeat_idle_reverted_on_failure`\n\n- Area: Internals\n- Tier: Under the hood\n- Useful: 1\/5\n- Signal: 1\/5"}