{"version":"2.1.305","anchor":"vertex-client-gets-clientoptions","canonical_anchor":"vertex-client-gets-clientoptions","heading":"Google Vertex AI sign-in now passes extra client options","tier":"internal","area":"Elsewhere","scope":"org","heads_up":false,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.305\/e\/vertex-client-gets-clientoptions","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.305","markdown":"### Google Vertex AI sign-in now passes extra client options\n\nWhen connecting through Google Vertex AI, Claude Code now passes extra client options alongside the key file during sign-in\n\n**Unclear.** It is not stated what the new client options contain or what they change.\n\n**What**\n\nWhen Claude Code connects to Claude through Google Vertex AI, it signs in using a key file. That sign-in step now also passes a set of client options.\n\n**Why**\n\nThis could change how sign-in to Vertex AI behaves, for example how it uses a proxy or which headers it sends.\n\n- Area: Elsewhere\n- Tier: Under the hood\n- Useful: 1\/5\n- Signal: 1\/5\n- Scope: org\n- Heads-up: no"}