Claude Haiku 5.5 Lands in AWS GovCloud—Speed Meets Compliance

Anthropic just dropped Claude Haiku 5.5 on Kiro in AWS GovCloud (US), completing the full Claude 5.5 lineup for government workloads. This speedster handles high-volume tasks like text classification, bulk processing, and parallel reviews with adaptive thinking across five effort levels, backed by a 1M context window.