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Introducing Claude Sonnet 4.5
Claude Sonnet 4.5 sets new benchmark records in coding, reasoning, and computer use while being Anthropic's most aligned model, accompanied by the release of the Claude Agent SDK for building capable agents
Introducing Claude Haiku 4.5
Claude Haiku 4.5 matches state-of-the-art coding capabilities from months ago while delivering unprecedented speed and cost-efficiency for complex tasks.
Anthropic raises $13B Series F at $183B post-money valuation
Anthropic raised $13 billion in a Series F round at a $183 billion valuation to expand enterprise offerings, safety research, and international growth as revenue grew from $1 billion to over $5 billion in eight months.
Thoughts on America’s AI Action Plan
Anthropic's response to the White House AI Action Plan supports infrastructure and safety measures while calling for stronger export controls and transparency requirements to maintain American AI leadership.
News
- ServiceNow chooses Claude to power customer apps and increase internal productivity
- Anthropic partners with the UK Government to bring AI assistance to GOV.UK services
- Claude's new constitution
- Mariano-Florentino Cuéllar appointed to Anthropic’s Long-Term Benefit Trust
- Anthropic and Teach For All launch global AI training initiative for educators
- Anthropic appoints Irina Ghose as Managing Director of India ahead of Bengaluru office opening
- How scientists are using Claude to accelerate research and discovery
- Anthropic Economic Index: new building blocks for understanding AI use
- Anthropic Economic Index report: economic primitives
- Introducing Labs