Claude Code on the web

Claude Sonnet 4.5 System Card [pdf]

Effective context engineering for AI agents

Effective context engineering for AI agents

A postmortem of three recent issues

Anthropic is endorsing SB 53

Claude is down, status page says all systems operational

Claude Sonnet 4.5

Bringing Memory to Teams at Work

API, Claude.ai, and Console services impacted [resolved]

Claude now has access to a server-side container environment

Anthropic raises $13B Series F

Incident Report for Anthropic

Updating restrictions of sales to unsupported regions

Detecting and countering misuse of AI

Updates to Consumer Terms and Privacy Policy

Updates to Consumer Terms and Privacy Policy

Claude for Chrome

Claude Opus 4 and 4.1 can now end a rare subset of conversations

Claude Sonnet 4 now supports 1M tokens of context

Claude Code Output Styles

Claude Opus 4.1

Persona vectors: Monitoring and controlling character traits in language models

Automate security reviews with Claude Code

Subliminal learning: Models transmit behaviors via hidden signals in data

Claude Code introduces specialized sub-agents

Claude for Financial Services

Anthropic signs a $200M deal with the Department of Defense

Claude Code now supports hooks

How Anthropic teams use Claude Code

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