{"version":"2.1.301","anchor":"subagent-spawn-appends-a-system-message","canonical_anchor":"subagent-spawn-appends-a-system-message","heading":"Starting a subagent now adds a system message","tier":"notice","area":"Subagents","scope":"individual","heads_up":false,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.301\/e\/subagent-spawn-appends-a-system-message","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.301","markdown":"### Starting a subagent now adds a system message\n\nWhen Claude Code starts a subagent, it now adds a system message to the conversation\n\n**Unclear.** It is not stated what the message says or whether you will see it.\n\n**What**\n\nA subagent is a helper agent that Claude Code starts to handle part of a task. When a subagent is started, Claude Code now adds a system message (a note from Claude Code rather than from you or the model). Before this release, no message was added.\n\n**Why**\n\nThe message may appear in the conversation transcript.\n\n- Area: Subagents\n- Tier: You'll notice\n- Useful: 2\/5\n- Signal: 2\/5\n- Scope: individual\n- Heads-up: no"}