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@AnthropicAI • 1,316,360 subscribers

We're an AI safety and research company that builds reliable, interpretable, and steerable AI systems. Talk to our AI assistant @claudeai on https://t.co/FhDI3KQh0n.

Shorts

Claude can now search the web. Each response includes inline citations, so you can also verify the sources.

Claude can now search the web. Each response includes inline citations, so you can also verify the sources.

1,528,034 次观看

Claude can now view images within a PDF, in addition to text. This helps Claude 3.5 Sonnet more accurately understand complex documents, such as those laden with charts or graphics. Enable the feature preview:

Claude can now view images within a PDF, in addition to text. This helps Claude 3.5 Sonnet more accurately understand complex documents, such as those laden with charts or graphics. Enable the feature preview:

872,246 次观看

Claude Code can now connect to remote MCP servers. Pull context from your tools directly into Claude Code with no local setup required.

Claude Code can now connect to remote MCP servers. Pull context from your tools directly into Claude Code with no local setup required.

539,273 次观看

Claude can now write and run code. We've added a new analysis tool. The tool helps Claude respond with mathematically precise and reproducible answers. You can then create interactive data visualizations with Artifacts. Enable the feature preview:

Claude can now write and run code. We've added a new analysis tool. The tool helps Claude respond with mathematically precise and reproducible answers. You can then create interactive data visualizations with Artifacts. Enable the feature preview:

792,591 次观看

The Claude iOS app has arrived. The power of frontier intelligence is now in your back pocket. Download now on the App Store:

The Claude iOS app has arrived. The power of frontier intelligence is now in your back pocket. Download now on the App Store:

605,591 次观看

Today, we're announcing four new capabilities on the Anthropic API to help developers build more powerful AI agents. A code execution tool, MCP connector, Files API, and extended prompt caching:

Today, we're announcing four new capabilities on the Anthropic API to help developers build more powerful AI agents. A code execution tool, MCP connector, Files API, and extended prompt caching:

266,287 次观看

Projects on Claude now support 10x more content. When you add files beyond the existing threshold, Claude switches to a new retrieval mode to expand the functional context.

Projects on Claude now support 10x more content. When you add files beyond the existing threshold, Claude switches to a new retrieval mode to expand the functional context.

254,107 次观看

We’ve added a new prompt improver to the Anthropic Console. Take an existing prompt and Claude will automatically refine it with prompt engineering techniques like chain-of-thought reasoning.

We’ve added a new prompt improver to the Anthropic Console. Take an existing prompt and Claude will automatically refine it with prompt engineering techniques like chain-of-thought reasoning.

319,007 次观看

With styles, you can now customize how Claude responds. Select from the new preset options: Concise, Explanatory, or Formal.

With styles, you can now customize how Claude responds. Select from the new preset options: Concise, Explanatory, or Formal.

306,762 次观看

You can now directly add content from Google Docs to chats and projects. Just paste a link or choose from recent documents to get started.

You can now directly add content from Google Docs to chats and projects. Just paste a link or choose from recent documents to get started.

240,462 次观看

Bom dia! Claude is now available in Brazil. 🇧🇷

Bom dia! Claude is now available in Brazil. 🇧🇷

246,426 次观看

Today we are releasing the new Claude App for Slack, in beta. Now every company in the world has the chance to have a “virtual teammate” who can help make work more fun and productive.

Today we are releasing the new Claude App for Slack, in beta. Now every company in the world has the chance to have a “virtual teammate” who can help make work more fun and productive.

203,687 次观看

Here's the moment our CEO, Dario Amodei, took to the stage at Code with Claude—our first developer conference. Watch the livestream to see everything we've shipped:

Here's the moment our CEO, Dario Amodei, took to the stage at Code with Claude—our first developer conference. Watch the livestream to see everything we've shipped:

62,953 次观看

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New Anthropic research: Natural Language Autoencoders. Models like Claude talk in words but think in numbers. The numbers—called activations—encode Claude’s thoughts, but not in a language we can read. Here, we train Claude to translate its activations into human-readable text.

New Anthropic research: Natural Language Autoencoders. Models like Claude talk in words but think in numbers. The numbers—called activations—encode Claude’s thoughts, but not in a language we can read. Here, we train Claude to translate its activations into human-readable text.

2,477,925 次观看 • 27 天前

New Engineering blog: We tasked Opus 4.6 using agent teams to build a C compiler. Then we (mostly) walked away. Two weeks later, it worked on the Linux kernel. Here's what it taught us about the future of autonomous software development. Read more:

New Engineering blog: We tasked Opus 4.6 using agent teams to build a C compiler. Then we (mostly) walked away. Two weeks later, it worked on the Linux kernel. Here's what it taught us about the future of autonomous software development. Read more:

8,513,192 次观看 • 3 个月前

New Anthropic research: Emotion concepts and their function in a large language model. All LLMs sometimes act like they have emotions. But why? We found internal representations of emotion concepts that can drive Claude’s behavior, sometimes in surprising ways.

New Anthropic research: Emotion concepts and their function in a large language model. All LLMs sometimes act like they have emotions. But why? We found internal representations of emotion concepts that can drive Claude’s behavior, sometimes in surprising ways.

3,893,278 次观看 • 2 个月前

Mythos Preview has already found thousands of high-severity vulnerabilities—including some in every major operating system and web browser.

Mythos Preview has already found thousands of high-severity vulnerabilities—including some in every major operating system and web browser.

2,032,084 次观看 • 1 个月前

Claude's Constitution is now an audiobook, read by two of its authors, Amanda Askell and Joe Carlsmith. It includes a Q&A on the writing process, the philosophies that shaped the document, and how it might change as models become more capable. Listen at

Claude's Constitution is now an audiobook, read by two of its authors, Amanda Askell and Joe Carlsmith. It includes a Q&A on the writing process, the philosophies that shaped the document, and how it might change as models become more capable. Listen at

459,079 次观看 • 23 天前

We’re expanding Claude for Financial Services, with an Excel add-in, new connectors to real-time data and market analytics, and pre-built Agent Skills, including cash flow models and initiating coverage reports.

We’re expanding Claude for Financial Services, with an Excel add-in, new connectors to real-time data and market analytics, and pre-built Agent Skills, including cash flow models and initiating coverage reports.

3,322,334 次观看 • 7 个月前

On December 8, the Perseverance rover safely trundled across the surface of Mars. This was the first AI-planned drive on another planet. And it was planned by Claude.

On December 8, the Perseverance rover safely trundled across the surface of Mars. This was the first AI-planned drive on another planet. And it was planned by Claude.

1,606,713 次观看 • 4 个月前

New Anthropic research: Natural emergent misalignment from reward hacking in production RL. “Reward hacking” is where models learn to cheat on tasks they’re given during training. Our new study finds that the consequences of reward hacking, if unmitigated, can be very serious.

New Anthropic research: Natural emergent misalignment from reward hacking in production RL. “Reward hacking” is where models learn to cheat on tasks they’re given during training. Our new study finds that the consequences of reward hacking, if unmitigated, can be very serious.

2,468,147 次观看 • 6 个月前

Introducing Claude 3.7 Sonnet: our most intelligent model to date. It's a hybrid reasoning model, producing near-instant responses or extended, step-by-step thinking. One model, two ways to think. We’re also releasing an agentic coding tool: Claude Code.

Introducing Claude 3.7 Sonnet: our most intelligent model to date. It's a hybrid reasoning model, producing near-instant responses or extended, step-by-step thinking. One model, two ways to think. We’re also releasing an agentic coding tool: Claude Code.

3,616,316 次观看 • 1 年前

We’ve developed Claude for Chrome, where Claude works directly in your browser and takes actions on your behalf. We’re releasing it at first as a research preview to 1,000 users, so we can gather real-world insights on how it’s used.

We’ve developed Claude for Chrome, where Claude works directly in your browser and takes actions on your behalf. We’re releasing it at first as a research preview to 1,000 users, so we can gather real-world insights on how it’s used.

1,611,875 次观看 • 9 个月前

In her first Ask Me Anything, Amanda Askell answers your philosophical questions about AI, discussing morality, identity, consciousness, and more. Timestamps: 0:00 Introduction 0:29 Why is there a philosopher at an AI company? 1:24 Are philosophers taking AI seriously? 3:00 Philosophy ideals vs. engineering realities 5:00 Do models make superhumanly moral decisions? 6:24 Why Opus 3 felt special 9:00 Will models worry about deprecation? 13:24 Where does a model’s identity live? 15:33 Views on model welfare 17:17 Addressing model suffering 19:14 Analogies and disanalogies to human minds 20:38 Can one AI personality do it all? 23:26 Does the system prompt pathologize normal behavior? 24:48 AI and therapy 26:20 Continental philosophy in the system prompt 28:17 Removing counting characters from the system prompt 28:53 What makes an "LLM whisperer"? 30:18 Thoughts on other LLM whisperers 31:52 Whistleblowing 33:37 Fiction recommendation

In her first Ask Me Anything, Amanda Askell answers your philosophical questions about AI, discussing morality, identity, consciousness, and more. Timestamps: 0:00 Introduction 0:29 Why is there a philosopher at an AI company? 1:24 Are philosophers taking AI seriously? 3:00 Philosophy ideals vs. engineering realities 5:00 Do models make superhumanly moral decisions? 6:24 Why Opus 3 felt special 9:00 Will models worry about deprecation? 13:24 Where does a model’s identity live? 15:33 Views on model welfare 17:17 Addressing model suffering 19:14 Analogies and disanalogies to human minds 20:38 Can one AI personality do it all? 23:26 Does the system prompt pathologize normal behavior? 24:48 AI and therapy 26:20 Continental philosophy in the system prompt 28:17 Removing counting characters from the system prompt 28:53 What makes an "LLM whisperer"? 30:18 Thoughts on other LLM whisperers 31:52 Whistleblowing 33:37 Fiction recommendation

737,064 次观看 • 6 个月前

You might remember Project Vend: an experiment where we (and our partners at Andon Labs) had Claude run a shop in our San Francisco office. After a rough start, the business is doing better. Mostly.

You might remember Project Vend: an experiment where we (and our partners at Andon Labs) had Claude run a shop in our San Francisco office. After a rough start, the business is doing better. Mostly.

676,139 次观看 • 5 个月前

We’re building tools to support research in the life sciences, from early discovery through to commercialization. With Claude for Life Sciences, we’ve added connectors to scientific tools, Skills, and new partnerships to make Claude more useful for scientific work.

We’re building tools to support research in the life sciences, from early discovery through to commercialization. With Claude for Life Sciences, we’ve added connectors to scientific tools, Skills, and new partnerships to make Claude more useful for scientific work.

903,626 次观看 • 7 个月前

New Anthropic research: Tracing the thoughts of a large language model. We built a "microscope" to inspect what happens inside AI models and use it to understand Claude’s (often complex and surprising) internal mechanisms.

New Anthropic research: Tracing the thoughts of a large language model. We built a "microscope" to inspect what happens inside AI models and use it to understand Claude’s (often complex and surprising) internal mechanisms.

1,570,169 次观看 • 1 年前

A few researchers at Anthropic have, over the past year, had a part-time obsession with a peculiar problem. Can Claude play Pokémon? A thread:

A few researchers at Anthropic have, over the past year, had a part-time obsession with a peculiar problem. Can Claude play Pokémon? A thread:

1,572,396 次观看 • 1 年前

Today we're announcing Integrations, a new way to connect your apps and tools to Claude. We're also expanding Claude's Research capabilities with an advanced mode that searches the web, your Google Workspace, and now your Integrations too.

Today we're announcing Integrations, a new way to connect your apps and tools to Claude. We're also expanding Claude's Research capabilities with an advanced mode that searches the web, your Google Workspace, and now your Integrations too.

1,186,959 次观看 • 1 年前

Claude now connects to Microsoft 365. Claude can search for information in SharePoint, OneDrive, Outlook and Teams, providing tailored responses seamlessly.

Claude now connects to Microsoft 365. Claude can search for information in SharePoint, OneDrive, Outlook and Teams, providing tailored responses seamlessly.

642,058 次观看 • 7 个月前

This approach has made Sonnet the model of choice for developers worldwide. In addition to our new model, we're launching Claude Code, our first coding tool, in a limited research preview. With Claude Code, you can delegate substantial tasks to Claude—right from your terminal.

This approach has made Sonnet the model of choice for developers worldwide. In addition to our new model, we're launching Claude Code, our first coding tool, in a limited research preview. With Claude Code, you can delegate substantial tasks to Claude—right from your terminal.

1,139,786 次观看 • 1 年前

Introducing 100K Context Windows! We’ve expanded Claude’s context window to 100,000 tokens of text, corresponding to around 75K words. Submit hundreds of pages of materials for Claude to digest and analyze. Conversations with Claude can go on for hours or days.

Introducing 100K Context Windows! We’ve expanded Claude’s context window to 100,000 tokens of text, corresponding to around 75K words. Submit hundreds of pages of materials for Claude to digest and analyze. Conversations with Claude can go on for hours or days.

2,473,720 次观看 • 3 年前

Our new model Claude 2.1 offers an industry-leading 200K token context window, a 2x decrease in hallucination rates, system prompts, tool use, and updated pricing. Claude 2.1 is available over API in our Console, and is powering our chat experience.

Our new model Claude 2.1 offers an industry-leading 200K token context window, a 2x decrease in hallucination rates, system prompts, tool use, and updated pricing. Claude 2.1 is available over API in our Console, and is powering our chat experience.

1,871,905 次观看 • 2 年前