AWS 发布 8 月 AI 更新：Bedrock 增强、AgentCore 扩展
原标题：ICYMI: What landed for AI builders in August 2026
AI 摘要
AWS 在 2026 年 8 月发布了多项 Amazon Bedrock、AgentCore 和 Strands 更新。Bedrock 现支持 GPT-5.6 系列模型的百万级上下文窗口、提示缓存和跨区域推理，并新增 IAM 成本分配和异常检测。AgentCore 提供长达 14 天的会话运行、时间策略和支付功能，Strands Agent Harness SDK 已开源。这些更新旨在增强 AI 代理的上下文理解、长期运行能力和安全治理。
正文节选
ICYMI: What landed for AI builders in August 2026 A recap of the biggest Amazon Bedrock, AgentCore, and Strands updates from August 2026. At AWS, we have long focused on making foundational technologies accessible and providing the infrastructure needed to put them to work. Amazon Bedrock, used by more than 225,000 active customers, including over 80% of Fortune 100 companies, embodies that commitment by providing access to leading models and a broad set of tools to build and scale AI, with the