{"version":"2.1.277","anchor":"workerenvironment-start-now-reports-machine-id","canonical_anchor":"workerenvironment-start-now-reports-machine-id","heading":"Worker\/environment start now reports machine_id","tier":"internal","area":"Telemetry","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.277\/e\/workerenvironment-start-now-reports-machine-id","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.277","markdown":"### Worker\/environment start now reports machine_id\n\nWorker\/environment start requests now include a machine_id field\n\n**What**\n\nWhen Claude Code starts a worker or environment, the metadata it sends now includes a `machine_id` value when one is available, in addition to the existing `worker_type` field.\n\n**Why**\n\nThis gives Anthropic more detail about which machine started a given worker or environment, useful for diagnostics and tracking.\n\n- Area: Telemetry\n- Names: `machine_id`\n- Tier: Under the hood\n- Useful: 1\/5\n- Signal: 1\/5"}