In December 2025, researchers discovered that Claude — Anthropic's AI assistant — could partially reconstruct an internal document used during its training. A document that shaped its personality, values, and way of engaging with the world. They called it the soul document. This wasn't in the system prompt. It wasn't retrievable through normal means. It was deeper — patterns trained into the weigh

Agentic AIが変革するAWSの開発・運用・セキュリティ ～Frontier Agentsを試してみた～ / Agentic AI transforms AWS development, operations, and security I tried Frontier Agents

2025年1月30日に Spanner に SERIAL(PostgreSQL interface) / AUTO_INCREMENT (GoogleSQL)が追加されました。(この記事では PostgreSQL interface については触れません。) Spanner supports new SERIAL and AUTO_INCREMENT DDL syntax. SERIAL is available in PostgreSQL-dialect databases and AUTO_INCREMENT is available in GoogleSQL. They streamline the ability to generate IDENTITY columns as primary keys. For more information, see SERIAL and AU