Articles from www.anthropic.com

Articles from www.anthropic.com

Anthropic requires users to accept new terms by September 28, including choosing whether new chats and coding sessions can be used to train AI models (www.anthropic.com)
2025-8-29 AI

Anthropic enables Claude Opus 4 and 4.1 to end conversations in “cases of persistently harmful or abusive user interactions”; users can still start new chats (www.anthropic.com)
2025-8-17

Anthropic releases Claude Opus 4.1 to paid Claude users, in Claude Code, its API, Amazon Bedrock, and Google Cloud's Vertex AI, with the same pricing as Opus 4 (www.anthropic.com)
2025-8-7 Google Amazon AI

Anthropic details “persona vectors”, patterns of activity within an AI model's neural network that control its character traits, such as evil and sycophancy (www.anthropic.com)
2025-8-2 AI

Anthropic details how it built its multi-agent Claude Research system, claiming significant improvements in internal evaluations over single-agent systems (www.anthropic.com)
2025-6-15

Anthropic releases new API features for building agents: a code execution tool, MCP connector, Files API, and extended prompt caching, all in public beta (www.anthropic.com)
2025-5-23

Anthropic releases Claude Opus 4, which excels at coding, and Claude Sonnet 4, both hybrid models with near-instant responses and extended thinking (www.anthropic.com)
2025-5-23

Values in the wild: Discovering and analyzing values in real-world language model interactions (www.anthropic.com)
2025-4-22

Introducing the Model Context Protocol (www.anthropic.com)
2024-11-26

Anthropic says governments should urgently take action on AI policy in the next 18 months and suggests principles for AI regulation that support innovation (www.anthropic.com)
2024-11-1 AI

Anthropic claims that its new Sonnet 3.5 model scores 49% on SWE-bench Verified, up from 33.4% and “higher than all” public models, and debuts Claude 3.5 Haiku (www.anthropic.com)
2024-10-23

Anthropic evaluates four “sabotage” threat vectors for its Claude 3 Opus and Claude 3.5 Sonnet models and finds that “minimal mitigations are sufficient” (www.anthropic.com)
2024-10-20

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