Anthropic Blog

Cowork: Claude Code for the rest of your work

1M context is now generally available for Opus 4.6 and Sonnet 4.6

The new rules of context engineering for Claude 5 generation models

We removed over 80% of Claude Code's system prompt for more advanced models. How to apply the lessons we learned to your own context engineering in Claude Code and with your own agents.

Maximizing the value of your Claude Code sessions

Practical tips for how to run efficient sessions that get the most value from every token.

Auto mode is now the default in Claude Code

Claude Code will soon run auto mode by default for Pro, Max, Ultra, and Team plans, enabling longer-running autonomous work, and catching more dangerous commands.

Skills for organizations, partners, the ecosystem

In October, we introduced skills—a way to teach Claude repeatable workflows tailored to how you work. Today we're making skills easier to deploy, discover, and build: organization-wide management for admins; a directory of partner-built skills from Notion, Canva, Figma, Atlassian, and others; and an open standard so…

The founder's playbook: Building an AI-native startup

We share how AI-native founders are using Claude at every stage of the startup journey, with practical exercises, frameworks, and prompts.

How Claude Code works in large codebases

The most successful Claude Code deployments share a set of recognizable patterns across configurations, tooling, and org structure. This article is part of Claude Code at scale, a new series covering best practices for engineering organizations building with Claude Code at enterprise scale.

Claude Cowork and chat are now one Claude

Starting today, Claude Cowork and chat are one Claude, rolling out on Pro, Max, and Ultra plans. Hand over the task and Claude does the work. You keep the final say.

Claude Platform on AWS

The Claude Platform on AWS is now generally available, offering a new way for AWS customers to access the full set of Claude platform features with AWS authentication, billing, and commitment retirement.

Claude now creates interactive charts, diagrams and visualizations

Ask Claude to explain a concept or analyze your data, and it can respond with interactive charts, diagrams, and visualizations — rendered inline as part of the conversation.

Dynamic Workflows in Claude Code

Dynamic workflows in Claude Code let Claude tackle the most challenging tasks by executing across 10s to 100s of parallel subagents, and checking its work before anything reaches you.

Structured outputs on the Claude Developer Platform

Structured outputs on the Claude Developer Platform guarantee API responses match your JSON schemas and tool definitions. Now in public beta for Sonnet 4.5 and Opus 4.1, this feature eliminates parsing errors and failed tool calls for production applications.

Claude Managed Agents

Claude Managed Agents is Anthropic's suite of composable APIs for building and deploying cloud-hosted agents at scale. See what's new and how to get started.

Advancing finance with Claude Opus 4.6

With Claude Opus 4.6, finance teams get better reasoning on complex analyses, cleaner first-pass deliverables, and new tools built for where analysts actually spend their time.