Latest Sonnet News

11 curated articles for Sonnet from Anthropic.

Anthropic Launches Sonnet 4.6, Its Latest AI Model

Claude Sonnet 4.6 is a major update that significantly improves its core abilities, from coding and research to complex reasoning and creative tasks.

Claude Integrates with Microsoft Foundry and 365 Copilot

Microsoft Foundry now offers Claude Sonnet 4.5, Haiku 4.5, and Opus 4.1 models in public preview, enabling Azure customers to develop production applications and enterprise agents.

Anthropic's latest AI model completes complex, multi-step tasks over 30-hour sessions

Claude Sonnet 4.5 has outperformed OpenAI and Google in recent coding assessments.

Introducing Claude Sonnet 4.5

September 29, 2025|
Introducing Claude Sonnet 4.5

Claude Sonnet 4.5 = stronger coding + reasoning, best at computer use, safer alignment, new checkpoints, IDE + app integrations, and the new Claude Agent SDK for devs.

Microsoft 365 Copilot Now Supports Additional AI Models

Microsoft 365 Copilot is expanding its model choices by adding Anthropic models, specifically Claude Sonnet 4 and Claude Opus 4.1, alongside OpenAI models. This allows users to choose their preferred model for tasks in Researcher and when building agents in Copilot Studio. Anthropic models are available for opt-in through the Frontier Program and can be managed by organization admins.

Microsoft Copilot Studio Now Integrates Anthropic's AI Models

Copilot Studio now lets you build agents using Anthropic's Claude Sonnet 4 and Claude Opus 4.1 models, in addition to OpenAI's offerings.

Claude Sonnet 4 expands context window to 1 million tokens

Claude Sonnet 4 can now handle up to 1 million tokens, five times more than before, on the Anthropic API.

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ElevenLabs Introduces Claude Sonnet 4 with Improved AI Voice Capabilities

May 30, 2025|

Claude Sonnet 4 is now available on ElevenLabs, offering enhanced AI voice agents with better conversation and tool integration.

ElevenLabs Introduces Claude Sonnet 4 with Improved AI Voice Capabilities

Claude 3.7 Sonnet Provides New Economic Data Analysis

March 27, 2025|

Claude 3.7 Sonnet just dropped some fresh economic insights that could shake up how we analyze market trends.

Anthropic Prepares to Release Claude 3.7 Sonnet With 500K Context Window

Anthropic's Claude 3.7 Sonnet update expands its context window to 500K tokens, allowing users to process bigger datasets and codebases in a single session. This upgrade could significantly improve enterprise efficiency.