{"version":"2.1.248","anchor":"monitor-tool-defined-but-conditionally-available","canonical_anchor":"monitor-tool-defined-but-conditionally-available","heading":"Monitor tool defined but conditionally available","tier":"soon","area":"Tools","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.248\/e\/monitor-tool-defined-but-conditionally-available","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.248","markdown":"### Monitor tool defined but conditionally available\n\nA Monitor tool is fully defined, telling Claude it will be notified on each event.\n\n**What**\n\nA Monitor tool is now fully described in the build: user-facing name \"Monitor\", allowed to run code, results capped at 10,000 characters, deferrable, safe to run concurrently, and it tells the model it will be notified on each event so it should keep working rather than poll.\n\n**Details**\n\n- Availability is the conjunction of two runtime checks, so the tool is not unconditionally on; neither check is resolved in this build.\n\n**Evidence**\n\n`You will be notified on each event. Keep working \u2014 do not poll or sleep.`\n\n- Area: Tools\n- Tier: Nothing to try yet\n- Useful: 2\/5\n- Signal: 5\/5\n- Present in the build but not switched on"}