feature
Claude Code

Claude Code 2.1.322 adds fast mode support for Vertex AI

code.claude.comagent

Fast mode is now available on Vertex in global, US, and EU regions with automatic fallback to standard speed if Vertex refuses it. This expands fast mode support beyond the Claude API.

Stacks this affects

Claude Code ships in 4 tested stacks here.

Claude Code MCP setup
Code · Agent setup
$50/mo
Claude Code setup
Code · Agent setup
$50/mo
Claude Code only
Code · Workflow
$50/mo
Ship code with AI
Code · Workflow
$50/mo
All Claude Code changes and pricing

More Claude Code

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