Claude Haiku 5.5 Lands on AWS GovCloud—75% Cheaper and Smarter

Anthropic's Claude Haiku 5.5 is now live on AWS GovCloud (US), bringing a lightning-fast, cost-efficient model perfect for real-time agents, high-volume tasks, and parallel subagent work. The new version costs roughly 75% less than Haiku 4.5, includes effort controls to tune cost versus capability, and supports coding, tool use, and computer automation—all while keeping your data within AWS infrastructure.