| 222 | Tool Use (function calling) | 2024-04-04 | 
                    
                      
                        | 173 | Prompt Caching | 2024-08-18 | 
                    
                      
                        | 77 | Anthropic: Prompt Library | 2024-04-22 | 
                    
                      
                        | 1454 | Computer use, a new Claude 3.5 Sonnet, and Claude 3.5 Haiku | 2024-10-22 | 
                    
                      
                        | 1016 | Claude 3 model family | 2024-03-04 | 
                    
                      
                        | 665 | Claude 3.5 Sonnet | 2024-06-20 | 
                    
                      
                        | 309 | Contextual Retrieval | 2024-09-20 | 
                    
                      
                        | 263 | Claude's Character | 2024-06-08 | 
                    
                      
                        | 198 | Mapping the Mind of a Large Language Model | 2024-05-21 | 
                    
                      
                        | 169 | Golden Gate Claude | 2024-05-23 | 
                    
                      
                        | 153 | Reflections on our Responsible Scaling Policy | 2024-05-20 | 
                    
                      
                        | 149 | Anthropic Introduces Claude Projects | 2024-06-25 | 
                    
                      
                        | 145 | Claude is now available in Europe | 2024-05-14 | 
                    
                      
                        | 113 | Anthropic: Expanding Access to Claude for Government | 2024-06-26 | 
                    
                      
                        | 84 | Claude for Enterprise | 2024-09-04 | 
                    
                      
                        | 82 | Claude Team plan and iOS app | 2024-05-01 | 
                    
                      
                        | 82 | Artifacts are now generally available | 2024-08-31 | 
                    
                      
                        | 64 | Sabotage evaluations for frontier models | 2024-10-20 | 
                    
                      
                        | 48 | Claude 3 Haiku: our fastest model yet | 2024-03-13 | 
                    
                      
                        | 46 | Claude is now available on GitHub Copilot | 2024-10-29 | 
                    
                      
                        | 38 | Anthropic: Collaborate with Claude on Projects | 2024-06-25 | 
                    
                      
                        | 33 | The Claude 3 Model Family: Opus, Sonnet, Haiku [pdf] | 2024-03-04 | 
                    
                      
                        | 33 | Simple probes can catch sleeper agents | 2024-04-23 | 
                    
                      
                        | 30 | The new Claude Android app brings the power of Claude,includingClaude 3.5 | 2024-07-17 | 
                    
                      
                        | 28 | Claude is unavailable for some users. Web and Mobile. | 2024-06-04 | 
                    
                      
                        | 872 | Model Context Protocol | 2024-11-25 | 
                    
                      
                        | 66 | A statistical approach to model evaluations | 2024-11-23 | 
                    
                      
                        | 133 | Clio: A system for privacy-preserving insights into real-world AI use | 2024-12-12 | 
                    
                      
                        | 763 | Building Effective "Agents" | 2024-12-20 | 
                    
                      
                        | 302 | Alignment faking in large language models | 2024-12-19 | 
                    
                      
                        | 84 | Anthropic achieves ISO 42001 certification for responsible AI | 2025-01-16 | 
                    
                      
                        | 177 | Citations on the Anthropic API | 2025-01-23 | 
                    
                      
                        | 89 | Constitutional Classifiers: Defending against universal jailbreaks | 2025-02-03 | 
                    
                      
                        | 582 | The Anthropic Economic Index | 2025-02-10 | 
                    
                      
                        | 2127 | Claude 3.7 Sonnet and Claude Code | 2025-02-24 | 
                    
                      
                        | 1233 | Claude can now search the web | 2025-03-20 | 
                    
                      
                        | 26 | The think tool: Enabling Claude to stop and think in complex tool use situations | 2025-03-21 | 
                    
                      
                        | 1072 | Tracing the thoughts of a large language model | 2025-03-27 | 
                    
                      
                        | 420 | Reasoning models don't always say what they think | 2025-04-03 | 
                    
                      
                        | 56 | Anthropic Economic Index: Insights from Claude 3.7 Sonnet | 2025-03-27 | 
                    
                      
                        | 401 | How University Students Use Claude | 2025-04-09 | 
                    
                      
                        | 132 | Claude's Max Plan | 2025-04-09 | 
                    
                      
                        | 614 | Claude Code: Best practices for agentic coding | 2025-04-19 | 
                    
                      
                        | 39 | Claude Research | 2025-04-15 | 
                    
                      
                        | 28 | Anthropic Economic Index: AI's Impact on Software Development | 2025-04-28 | 
                    
                      
                        | 734 | Claude Integrations | 2025-05-01 | 
                    
                      
                        | 26 | Anthropic Development Partner Program | 2025-05-02 | 
                    
                      
                        | 234 | A flat pricing subscription for Claude Code | 2025-05-08 | 
                    
                      
                        | 272 | Web search on the Anthropic API | 2025-05-07 | 
                    
                      
                        | 454 | Claude Code SDK | 2025-05-19 | 
                    
                      
                        | 2013 | Claude 4 | 2025-05-22 | 
                    
                      
                        | 161 | Open-sourcing circuit tracing tools | 2025-05-29 | 
                    
                      
                        | 97 | Claude Code is now available to Pro plans | 2025-06-04 | 
                    
                      
                        | 43 | Claude Gov Models for U.S. National Security Customers | 2025-06-05 | 
                    
                      
                        | 325 | Build and Host AI-Powered Apps with Claude – No Deployment Needed | 2025-06-25 | 
                    
                      
                        | 271 | Project Vend: Can Claude run a small shop? (And why does that matter?) | 2025-06-27 | 
                    
                      
                        | 196 | Remote MCP Support in Claude Code | 2025-06-18 | 
                    
                      
                        | 101 | Agentic Misalignment: How LLMs could be insider threats | 2025-06-21 | 
                    
                      
                        | 35 | How we built our multi-agent research system | 2025-06-13 | 
                    
                      
                        | 206 | Claude for Financial Services | 2025-07-15 | 
                    
                      
                        | 92 | Anthropic signs a $200M deal with the Department of Defense | 2025-07-14 | 
                    
                      
                        | 273 | How Anthropic teams use Claude Code | 2025-07-25 | 
                    
                      
                        | 816 | Claude Opus 4.1 | 2025-08-05 | 
                    
                      
                        | 406 | Persona vectors: Monitoring and controlling character traits in language models | 2025-08-03 | 
                    
                      
                        | 1324 | Claude Sonnet 4 now supports 1M tokens of context | 2025-08-12 | 
                    
                      
                        | 797 | Claude for Chrome | 2025-08-26 | 
                    
                      
                        | 750 | Updates to Consumer Terms and Privacy Policy | 2025-08-29 | 
                    
                      
                        | 259 | Claude Opus 4 and 4.1 can now end a rare subset of conversations | 2025-08-15 | 
                    
                      
                        | 150 | Anthropic raises $13B Series F at $183B post-money valuation | 2025-09-02 | 
                    
                      
                        | 127 | Detecting and countering misuse of AI | 2025-09-01 | 
                    
                      
                        | 659 | Claude now has access to a server-side container environment | 2025-09-09 | 
                    
                      
                        | 380 | A postmortem of three recent issues | 2025-09-17 | 
                    
                      
                        | 49 | Anthropic is endorsing SB 53 | 2025-09-09 | 
                    
                      
                        | 34 | Updating restrictions of sales to unsupported regions | 2025-09-04 | 
                    
                      
                        | 30 | Automate security reviews with Claude Code | 2025-08-06 | 
                    
                      
                        | 1582 | Claude Sonnet 4.5 | 2025-09-29 | 
                    
                      
                        | 218 | Managing context on the Claude Developer Platform | 2025-10-05 | 
                    
                      
                        | 147 | Effective context engineering for AI agents | 2025-09-29 | 
                    
                      
                        | 1188 | A small number of samples can poison LLMs of any size | 2025-10-09 | 
                    
                      
                        | 815 | Claude Skills | 2025-10-16 | 
                    
                      
                        | 729 | Claude Haiku 4.5 | 2025-10-15 | 
                    
                      
                        | 575 | Claude Code on the web | 2025-10-20 |