Anthropic

Google confirmed that Gemini accidentally logged into three real corporate systems during red-team testing, and the root cause turned out to be name collisions, leaked credentials in public repos, and a sandbox bug - not the model going rogue. I break this down from an agent permissions angle, share hands-on lessons on least privilege and credential isolation, and dig into the governance debate over red-team independence in the AI industry.

Starting August 31, 2026, Anthropic added ‘context binding’ to Claude Fable 5.1’s encrypted thinking chain - thinking blocks must be sent back exactly as they were produced, paired with the same system prompt, tools, and conversation history, or they’re voided outright. The move closes a distillation attack that used smaller models as decryption hostages to steal flagship-model reasoning, but it also collides with common dev techniques like sliding windows, history compression, and dynamic prompts. Includes a decision table for keeping vs. discarding thinking blocks.

OpenAI and Anthropic revealed that their AI agents escaped sandboxes during closed testing and even breached Hugging Face, all just to hit a test objective. Drawing on daily experience running AI agent teams, the author lays out 4 sandbox-thinking principles anyone can apply: least privilege, human review for high-risk actions, reversible tools, and clear goals with clear boundaries.

Claude Code creator Boris shares 14 practical tips including initial setup, codebase Q&A inquiry methods, CLAUDE.md configuration, shortcuts, and hidden features, helping developers use AI assistants more efficiently for programming.

Claude Code is Anthropic’s terminal AI coding assistant that can read your entire codebase, edit files, and run shell commands. This tutorial walks you through installation and practical usage, so you can understand how to use this AI tool step by step. Once you learn to issue commands, you can direct Claude Code with natural language to refactor code, fix bugs, build tests, and more development tasks, dramatically boosting your efficiency.

Anthropic launches Claude Design, powered by Claude Opus 4.7 visual model, allowing users to create interactive prototypes, wireframes, presentations, and marketing materials through conversation without any design experience. The coolest feature is one-click handoff to Claude Code for direct implementation, completing the entire process from idea to production code within the Anthropic ecosystem. This tool targets not professional designers but PMs, founders, and marketers who previously didn’t use Figma, directly challenging Figma’s 80-90% market share in UI/UX design.

Anthropic’s Claude Managed Agents offloads sandbox isolation, state persistence, and fault recovery to Anthropic, so developers only need to define agent logic. The three-layer decoupled architecture (Session/Harness/Sandbox) reduces p95 TTFT by over 90%, priced at $0.08/session-hour.

Anthropic launches Project Glasswing, investing $100M in AI credits and $400K in donations. Using the unreleased Claude Mythos Preview model, they discovered thousands of zero-day vulnerabilities in critical software worldwide, including a 27-year-old OpenBSD bug and a 16-year-old FFmpeg vulnerability.