Anthropic releases
Anthropic news, Claude releases and SDK updates. New features, breaking changes, security advisories and deprecations - each summarised in plain English and updated continuously.
Tracking 125 Anthropic releases · Updated
- Claude Release Notes aipreview ·
Claude Sonnet 4: 1M token context window in beta
Anthropic is rolling out a 1 million token context window for Claude Sonnet 4, a significant expansion of its input processing capacity. This feature is currently in beta and accessible to API organizations in usage tier 4 or those with custom rate limits. Further details are available in the documentation.
feature announcement - Claude Release Notes aiengineer ·
Claude can now search past conversations
Users on Max, Team, and Enterprise plans can prompt Claude to search previous conversations. This enhancement allows for more detailed context continuation and synthesis across various topics. The feature is available now with documentation provided.
feature - Claude Release Notes aisecurityengineer ·
Claude Code Adds Automated Security Reviews
Claude Code has introduced two new features focused on cybersecurity, including a dedicated `/security-review` command. These enhancements aim to improve the security posture of code by leveraging AI for automated analysis. This update is relevant for developers using Claude Code for code review and security assessments.
feature - Claude Release Notes aiengineer ·
Anthropic Updates Claude Opus with Enhanced Performance
Anthropic has released Claude Opus 4.1, an incremental update to its most capable model, Opus. This update brings enhanced performance for complex reasoning, analysis, and creative tasks. Engineers and architects working with advanced AI models can refer to the Models overview for specific details on Opus 4.1.
feature announcement - Claude Release Notes aiengineer ·
Anthropic Adds Project Sharing for Teams
Anthropic has enabled project permissions and sharing capabilities for its Team and Enterprise plans. This feature enhances collaboration by allowing teams to share projects, with detailed documentation available for organization-wide sharing. The update is now available for eligible plans.
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