Running Claude Code and Claude Desktop on Amazon Bedrock

Abstract: This article walks through configuring both Claude Code (terminal CLI) and Claude Desktop (Cowork) to use Amazon Bedrock as the inference backend — no Anthropic API key or subscription required. Claude Code needs two environment variables in ~/.claude/settings.json . Claude Desktop needs a few fields in the built-in Setup UI. Both share the same AWS credentials and Bedrock model access. The entire setup, including troubleshooting, was done through AI-assisted development with Kiro . In