Anthropic Engineering BlogThe Definitive Guide to AI Agent Development

Complete collection of Anthropic official engineering, product, documentation, and research updates — covering Claude Code, Agent architecture, Context Engineering, MCP, enterprise AI, and more

Browse Blog

View Docs

Read Research

📑

30 Blog & Product Updates

From Agent design patterns to Claude Code sandbox security, stateless MCP, production containment, model releases, and enterprise AI adoption

📎

5 Technical Docs

Complete Claude Code usage guides covering best practices, project memory, common workflows, and settings

🔬

11 Research Articles

Anthropic research on AI economics, alignment, coding agents, cybersecurity, scientific evaluation, and societal impacts

About This Site

This site collects Anthropic official engineering blog posts, technical documentation, research papers, and selected product/enterprise updates related to AI Agent development and AI adoption.

Whether you're a founder building AI-native products, an engineer designing Agent systems, or a consultant helping companies adopt AI, this collection is meant to make Anthropic's best public material easier to browse and reuse.

New Additions

Bringing MCP 2026-07-28 to Claude - The stateless MCP core, MCP Apps, Tasks, and enterprise-ready authorization.
Introducing Claude Opus 4.8 - New Opus release with dynamic workflows, effort control, and stronger agentic task performance.
How we contain Claude across products - Anthropic's engineering approach to limiting Agent blast radius.
Coding agents in the social sciences - Survey evidence on coding agent adoption in research.
Project Glasswing: An initial update - Early cybersecurity findings using Claude Mythos Preview.

Highlights

The Founder's Playbook: Building an AI-Native Startup - Guide covering the AI startup lifecycle from idea to scale.
Building Effective Agents - Anthropic's classic on agent design principles.
Claude Code Best Practices - Battle-tested patterns for large codebases.
Effective Context Engineering - Core techniques for context management in the agent era.

TIP

Click the language toggle in the top-right to switch between English and Chinese. Dark mode follows your system preference automatically.