Claude Resources

Claude Haiku 5.5

Introducing Claude Haiku 5.5: the cheapest, fastest, and most capable small model we’ve ever released.

Claude now works with Google Docs, Sheets, and Slides

Teams that run on Google Workspace can now bring Claude into their files or work on their files directly from Claude, with our new add-on and Google Docs, Sheets, and Slides connectors (in beta).

Expanding the Cyber Verification Program

We’re launching a new, expanded version of our Cyber Verification Program (CVP), which makes advanced cyber capabilities and reduced blocking classifiers available to qualifying security professionals.

How an Anthropic designer uses Claude Slides

Make slides with Claude starting from a voice memo. Nate, a designer at Anthropic, talks through an idea on a walk and then turns it into a deck.

Customize Claude Code with mods

Change how Claude Code behaves and looks with a few lines of TypeScript.

Claude for Government is now generally available

Claude Code CLI and Claude for Microsoft 365 also now available in early access.

Measuring AI Fluency at Your Organization

Seat counts don't show if AI is working. Kristen Swanson shares how to measure AI Fluency beyond usage, without a huge lift.

The AI investment firm

We draw from our work with investment firms to outline best practices for AI adoption, and the work Claude takes on for each team.

Automating eval design and hillclimbing with Claude

Principles for designing evals and hillclimbing against them without fooling yourself, and how the claude-api skill's build-eval and hillclimb commands put them to work.

How Comcast and Booz Allen use Claude Mythos to find exploit chains and secure their codebases

Security teams at Comcast and Booz Allen used Claude Mythos-class models through Project Glasswing to find, validate, and fix vulnerabilities their existing scanners missed.

DRI-ing Your Career

Your career is yours. It always was - but when the market was hot, it didn't seem like you needed to think about it.

AI as an Engineering Leadership Multiplier

Most conversations about AI in engineering focus on how the IC role is changing, but the engineering leadership role is adapting…

Coding sessions are longer and use more context. Claude Opus 5.5 is built with that in mind.

Our latest Opus model is priced and trained to optimize costs for how developers code now.

Building commerce agents with Claude

Retailers running shopping agents on Claude have seen carts up to 35% larger and shoppers 60% more likely to complete a purchase.

How people are using Claude Cowork

In a sample of Claude Cowork sessions, we found that roughly half of all usage comprises “the work around the work”—tasks that are part of a broad swath of jobs, but are rarely a person’s core responsibility.

Automating eval design and hillclimbing with Claude

Principles for designing evals and hillclimbing against them without fooling yourself, and how the claude-api skill's build-eval and hillclimb commands put them to work.

How Comcast and Booz Allen use Claude Mythos to find exploit chains and secure their codebases

Security teams at Comcast and Booz Allen used Claude Mythos-class models through Project Glasswing to find, validate, and fix vulnerabilities their existing scanners missed.

Claude now works with Google Docs, Sheets, and Slides

Teams that run on Google Workspace can now bring Claude into their files or work on their files directly from Claude, with our new add-on and Google Docs, Sheets, and Slides connectors (in beta).

We’re expanding the Claude Startups program to help founders build

Claude Science product guide

A practical deployment guide: which Claude surface to use when, and how to roll out Claude Science in a research org.

The Enterprise AI Transformation Guide for Life Sciences

A step-by-step guide to deploying AI in regulated science — from governance and compliance to pilots that scale.

Claude Cowork product guide

Turn your ideas into decks, docs, and more with Claude — setup, plugins, six workflows, and best practices.

Zero Trust for AI Agents

Apply Zero Trust to AI agents: the threat landscape, tiered security controls, and a workflow for deploying agents securely.

Tokenomics on AWS: Control and optimize your Claude spend

Learn how to control and optimize Claude spend on AWS, from admin controls and default models to cost per task for API agents.

Claude Tag on-call: A new teammate in your incident channel

We open on an incident. An alert fires in a Slack channel and, without anyone typing a prompt, Claude reads the logs, repos and…

Claude in Microsoft Foundry: control the cost, prove the value

Claude adoption in Microsoft Foundry is moving from individual developers to entire organizations. Leaders want to know who's…

Measuring AI Fluency at Your Organization

Seat counts don't show if AI is working. Kristen Swanson shares how to measure AI Fluency beyond usage, without a huge lift.

How an Anthropic designer uses Claude Slides

Make slides with Claude starting from a voice memo. Nate, a designer at Anthropic, talks through an idea on a walk and then turns it into a deck.

Getting started with Claude Tag

Add Claude to a channel in a team workspace like Slack and it can keep up with your whole team in real time.

Introducing Claude Sonnet 5.5

Claude Sonnet 5.5 runs more than 30% faster than Sonnet 5 and writes more clearly, so it’s well suited to quick back-and-forth on the things you do most.

Building verification loops in Claude Code

Claude Code already runs your tests, type checks, and linters.